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Planning a trip through Vietnam and Cambodia and feeling overwhelmed by the logistics, routes, and must-sees? I get it — both countries are packed with incredible cities, breathtaking landscapes, and cultural experiences you won’t want to miss.

Em sits peacefully on the ancient stone floor of Angkor Wat’s inner courtyard in Cambodia, bathed in soft morning light as the temple walls rise behind her.
Angkor Wat is the final visit on this three week itinerary

After spending over five months across both countries in 2024 and 2025, I’ve crafted a 3-week Cambodia and Vietnam itinerary that balances iconic highlights with hidden gems — and includes the best ways to get around, where to stay, and how to actually enjoy the journey without burning out.

This Vietnam and Cambodia itinerary covers everything from sipping egg coffee in Hanoi, visiting Indochina’s tallest mountain in Sapa, to temple-hopping in Siem Reap — all linked together in a logical flow that makes sense for first-timers and return travellers alike.

A creamy Vietnamese egg coffee served in a glass over ice, set on a wooden tray in a peaceful garden café with koi pond and red lanterns in the background.
I miss egg coffee so much!

Let’s dive into the route, day by day — with my personal recommendations for tours, hotels, transport options, and even where to store your luggage when you just want to explore.

🛫 Overview: How to Use This 3-Week Cambodia & Vietnam Itinerary

  • Itinerary pace

✈️ Hanoi → Sapa → Hue → Hoi An → Mekong Delta → HCMC → Phnom Penh → Siem Reap ✈️

This 3 week Cambodia and Vietnam itinerary is fairly fast-paced. However, if you have three full weeks, there’s a spare day in this itinerary for you to decide where you’d most like to spend extra time. Remember that you still need to rest when travelling – I recommend putting in the extra day somewhere you can relax and have a quiet day.

I’ve also put in some suggestions for how to shorten it or extend your time at the end.

The grand entrance of the Imperial City in Hue, Vietnam, with ornate tiled roofs reflected perfectly in the still waters of the surrounding moat.
Hue’s Imperial Citadel
  • Map of the route

Use this interactive map to find all the spots I recommend on this Cambodia and Vietnam itinerary!

  • Visa info

For Vietnam, citizens of many countries can enter visa-free for 45 days, including Europe, the UK, USA, Australia, New Zealand and others. Arrival is usually easy and quick, especially if you’re arriving through airports (with the exception of Ho Chi Minh City Airport, see the tips section below).

For Cambodia, most people including from the UK will need to pay for a visa, which costs $30 USD. You can get a visa on arrival at most entry points, or apply for an e-visa in advance. This is an easy online process that I’ve used both times. It won’t significantly speed up the process if entering by bus but it will speed up the process if you arrive by air or by land in a private transfer. If you enter by air, you also need to submit an online arrival card in advance.

Always check your government website for the most up to date requirements – I’ve used the British Foreign, Commonwealth and Development Office as an example above.

  • 📲 Get connected on arrival

I always prefer to make sure that I’m going to be able to access data when I arrive somewhere new, and the easiest way to do this is via an Esim. For Cambodia and Vietnam, I recommend Airalo as one of the most reliable eSim providers.

Want help planning Vietnam without overwhelm?

Vietnam, Unlocked is a culture-rich travel guide with itineraries, transport guidance, and planning tools — built for independent travellers who want depth, not rush.

👉 Download the Vietnam guide

Or, if you’re just getting started, you can sign up for my free Culture-First Traveller’s Guide to Vietnam, Laos & Cambodia — focused on history, everyday culture, and travelling thoughtfully.

👉 Get the free guide

And if you’d prefer someone to build a personalised itinerary just for you, I also offer custom trip planning.

👉 Request a custom Vietnam itinerary

Week 1: Northern Vietnam

A breathtaking view of Vietnam’s rugged green mountain peaks from Fansipan, with fluffy clouds and blue sky stretching across the horizon.
Sapa is a highlight of northern Vietnam

🏙 Hanoi – 3 nights, 2 full days

📌 2 days in Hanoi

📌 Morning bus to Sapa on the 3rd day

Spend at least two full days in Vietnam’s bustling capital – especially if you’re arriving and likely dealing with jet lag. Hanoi is full of character, with streets in the Old Quarter still dedicated to traditional crafts or types of shop, delicious food and coffee everywhere and beautiful temples on serene lakes.

Em stands in front of a bright yellow and red temple gate with ornate rooftop dragons and vertical Vietnamese calligraphy on pillars, under a clear blue sky.

Prioritise wandering Hanoi’s Old Quarter, sipping Hanoi’s famous egg coffee (trust me, it’s delicious) and checking out Train Street in the evening. Walk across to the gorgeous temple on Hoan Kiem Lake, visit the famous water puppet theatre, and understand more of Vietnam’s past at the chilling Hoa Lo Prison. If you’re feeling adventurous, try the women-led easy rider motorbike tour I took around the city.

Best tours for food + culture

Em stands on the railway tracks of Hanoi’s famous Train Street, surrounded by cafés, hanging lanterns, and bustling tourists under colourful awnings.
If you take the easyrider motorbike tour, a trip to the iconic Train Street is included

Where to stay

Hanoi was the one place in Vietnam where I felt that reviews were truly inflated, and I stayed in places with high reviews but poor facilities – so recommend doing some intensive research on this. I’ve put the one place I’ve personally stayed at and recommend below, but otherwise, I recommend staying in or around the Old Quarter.

  • Huong’s Family Homestay – budget guesthouse with shared bathroom, spotlessly clean, decent sized rooms and very friendly host. (✨9.3/190+)

🧭 Find out more: read my 2 days in Hanoi itinerary to make the most of your time!

⛰ Sapa – 1 night, 1 night train

📌 Morning bus from Hanoi to Sapa, Fansipan visit in afternoon

📌 Spend a full day trekking or on a motorbike tour before a night train or bus back to Hanoi and your onward trip to Hue

Take two days to head into Vietnam’s gorgeous northern mountains, where you can do a trek (try to make sure it’s ethical), head to the top of Mount Fansipan (the highest peak in Indochina) on the incredible new cable car, or do what I did: an easy rider motorbike tour that takes you out into the surrounding villages to see how people from Sapa’s many ethnic minority groups live.

Em poses on a viewing platform at Fansipan, the highest mountain in Vietnam, with lush green peaks and dramatic clouds in the distance.

Best tours:

Getting there via sleeper train or bus

Your time in Sapa includes one night travelling via sleeper train or bus and one night in a hotel/homestay in Sapa. You could do this Vietnam and Cambodia itinerary with two nights on sleeper transport, but I personally think it would be too exhausting. Save your energy and take one early morning bus to ensure you get a good night’s sleep.

Book your bus and train tickets on 12GoAsia.

A towering statue of Guanyin stands on a stone platform high in the clouds at the summit of Fansipan mountain in Vietnam, with panoramic mountain views all around.
Mount Fansipan

Where to stay in Sapa – homestays vs central Sapa

When visiting Sapa, you have two options: stay in central Sapa, or a more remote homestay. The best option for you depends on your plans and preferences.

Central SapaHomestay
Near to Mount Fansipan Cable CarVery touristy and can be overwhelmingAuthentic experienceRequires expensive taxis if you don’t hire a motorbike
Only short taxis neededBest for trekking or if you’re hiring a motorbikeNo access to restaurants/cafes

Where to stay:

  • Heart of Sapa Hotel – this was where I stayed and highly recommend. It’s in the centre of town but on a quiet street, with spacious, clean rooms, a good breakfast, and a friendly host family. (✨ 8.5/1k+)
  • Sapa Farmer House – homestay in the mountains with terraces overlooking ricefields (✨ 9.6/500+)
  • Sapa Relax Hotel and Spa – at a slightly higher price point, this has a beautiful roof terrace overlooking the mountains. Reviews are excellent and some rooms also have views (✨ 9.1/3k+)
  • Hotel de la Coupole – if you really want to splash out, this hotel houses the Fansipan train, and is one of the most luxurious properties, right in central Sapa. (✨ 9.3/1.4k+)

Find out more:

🧭 My guide to Sapa

🧭 My guide on how to visit Mount Fansipan

🧭 My guide to taking the train in Vietnam

🚂 Week 2: Central Vietnam

Em sits on a large rock gazing out over the winding coastline and turquoise waters from the top of Hai Van Pass in central Vietnam.
The Hai Van Pass is a highlight of central Vietnam

🏯 Hue – 2 nights, 1 full day

📌 Take a bus or train from Hanoi to Hue. Depending on transport timings you might have extra time in Hue or Hanoi

📌 Spend the next day in Hue before leaving for Da Nang or Hoi An the following morning.

Hue is an underrated gem, often overshadowed by nearby Hoi An, despite being a UNESCO site in its own right. Spend a full day in Hue’s incredible Imperial Palaces and you’ll be blown away by the history and intricacy of these beautiful buildings. Visit the Citadel and Imperial Palaces, Pagoda of the Celestial Lady, tombs of the last Emperors of Vietnam and the Perfume River to make the most of your time.

Em poses confidently in front of the vibrant, intricately decorated entrance of Khai Dinh Tomb in Hue, Vietnam, with detailed mosaics and bold red shutters behind her.

Got extra time? If you’ve got an extra day, or your travel plans leave you with a half day spare, head to Hue’s famous abandoned waterpark, an eerie but incredibly safe urbex-ing activity.

Best tour to see Imperial Hue:

Getting there

From Sapa, you’ll either need to take an exceptionally long bus or change in Hanoi. You can choose to take a day bus/train from Hanoi to Hue directly after the night bus/train I’ve suggested from Sapa, or spend some extra time in Hanoi before a night train/bus. Book Hanoi-Hue transport here.

Where to stay in Hue

  • Pisces Hotel – this incredible hotel is where I stayed. The design in just amazing, making it one of the most Instagrammable hotels I’ve ever stayed in. (✨ 8.5/530+)
  • Than Thien Friendly Hotel – this is where I’d booked to stay before I found the Pisces Hotel. It’s a highly rated, budget hotel in a central location. (✨ 8.9/1.5k+)

🧭 Find out more: Read my guide to two days in Hue.

🌊 Da Nang & Hoi An

📌 First day – either ride the Hai Van Pass for a full day adventure, or take the shorter bus/train and spend extra time in either Hue, Da Nang or Hoi An

📌 Spend 3 full days exploring this part of Vietnam – base yourself in Hoi An

📌 On the fourth day, fly to Can Tho in the Mekong Delta

It’s no secret that Hoi An is one of my favourite places in the world (if not my actual favourite) and nearby Da Nang, a much more modern city, is pretty cool too. I’ve visited Hoi An three times, and I lived in Da Nang for two months in 2025 – so I feel qualified to say that! If you’ve got time, you could even get clothes or shoes tailored, as Hoi An is one of the most famous places in the world for tailoring (if this is your aim, prioritise visiting tailors on your first day to give them time).

Em stands beneath a canopy of vibrant red lanterns and bougainvillaea blossoms on a charming street in Hoi An, Vietnam, beside a vintage bicycle and mustard-coloured wall.
Hoi An will always be one of my favourite places in the world

Prioritise Hoi An – wander the beautiful UNESCO heritage streets, pop into temples and see how people used to live in ancient houses. Board a boat at sunset to release one of the famous paper lanterns, set sail in a bamboo boat during the day to cruise through serene mangrove forest or ride a bike through Hoi An’s gleaming rice fields.

Em sits smiling on a brightly painted wooden boat during a lantern-lit evening cruise in Hoi An, surrounded by other boats glowing with colourful lights.

In contrast, Da Nang is a much more modern city – and most often visited as a stopping off point because of train or airport access. However, there’s plenty to do in this bustling town – spend the day on Da Nang’s thriving beach, take part in a coffee making workshop or head to the nearby Marble Mountains and visit the beautiful Lady Buddha, who protects the city from Typhoons.

Got extra time? If you’ve got an extra day or two, consider spending time at Hoi An’s beautiful beach – nearby An Bang.

Best tours for day trips, culture and coffee:

  • Marble Mountains & Lady Buddha ( ✨4.7/3.8k)  Check availability
  • Vietnamese Coffee Culture and Coffee Making Class (✨ 4.9/3.1k+) Book a class now
  • Cycle through Hoi An’s rice fields on a small-group countryside tour (✨ 4.8/500+) Book your spot today
  • Visit the iconic Golden Bridge at Ba Na Hills (⭐ 4.5 700+ reviews) — ticket includes round-trip transfers and skip-the-line entry. Reserve now
Em, arms raised joyfully, stands beside a red motorbike on the winding Hai Van Pass with lush mountains and curving roads behind her.
I loved my trip on the Hai Van Pass

Getting there

From Hue, there are a few options to get to either Da Nang or Hoi An. You can:

Where to stay in Hoi An

  • Yen Villas – this is where I stayed. It has spacious, clean rooms and a beautiful small pool. The family running the small hotel are among the most helpful and kind people I’ve come across while travelling. (✨ 9.4/600+).
  • Hoi An Town Centre Hotel – on An Hoi, this highly rated hotel is budget/mid-range for Vietnam. It has excellent reviews, and is away from the noise of the night market. (✨ 9.5/1.1k+).
  • River Town Hoi An Resort and Spa – also on An Hoi, but on the riverfront, this is a 5* resort, with an infinity pool, gardens, spa and free bicycles (✨ 9.4/1.2k+)

Where to stay in Da Nang

Find out more:

🧭 My full guide to the best things to do in Hoi An

🧭 My full guide to unique experiences in Da Nang

🧭 My guide to the best day trips from Hoi An and Da Nang

🧭 My guide to getting clothes tailored in Hoi An

🧭 My guide to the best cafes in Da Nang and in Hoi An’s rice fields

🧭 My full guide to riding the Hai Van Pass on an easy rider tour

🌴 Week 3: Southern Vietnam + Cambodia

Intricately carved stone tower of Angkor Wat in Cambodia set against a vibrant blue sky, showcasing the grandeur of ancient Khmer architecture.
Angkor Wat is the final jewel in this itinerary

🛶 Mekong Delta (1 full day/2 half days, 2 nights)

📌 Fly from Da Nang to Can Tho and book a tour of the Floating Markets the following morning

📌 Travel from Can Tho to Ben Tre after the floating market

📌 Spend the next morning exploring the delta by bike or boat before taking a late bus to Ho Chi Minh City

The Mekong Delta is one of the most famous parts of Vietnam, and for good reason. This is the area where most of the country’s rice is produced, as well as innumerable fruits and vegetables. It’s a tangle of serene waterways leading to the mighty Mekong itself, and taking river cruises through the mangroves will bring you a sense of serenity like nothing else. You can also visit the famous early morning Floating Market in Can Tho, where farmers bring their wares to sell to wholesalers.

Wearing a traditional conical hat, Em relaxes in a small wooden boat gliding through a dense coconut palm forest in the Mekong Delta.
Enjoying one of the quieter bits of the Mekong Delta
  • Independent travel vs guided tour

There are two main ways to visit the Mekong – via tour (most popular) or independently.

Guided tourIndependent visit
Maximise timeOnly see touristy spotsFind off-the-beaten-track experiencesMekong Delta is the most difficult part of Vietnam to organise travel logistics
All travel logistics taken care ofSome trips are not small groupOpportunity for more relaxed paceLess efficient if you are on a strict itinerary

I travelled independently, and I’ve put the Can Tho Floating Market tour I used below – one of the best tours I’ve done in 18 months of travel.

Best tours:

Getting there

  • Guided tour: If you want to take a guided tour, fly/train/bus from Da Nang/Hoi An to Ho Chi Minh City and join a guided tour there.
  • Visiting independently:
    • From Da Nang, I recommend flying to Can Tho, the biggest airport in the region. Alternatively, you could take a bus or train to Ho Chi Minh City and then onwards to the Mekong, but this is likely to take around 24 hours.
    • Returning from the Mekong to Ho Chi Minh City – there are regular buses from the major towns in the Mekong to Ho Chi Minh City, including from Can Tho and Ben Tre. Book using 12GoAsia.
Em leans back on a wooden boat at sunset in the Mekong Delta, wearing a conical hat as the golden light reflects off the calm river water.
Sunset on the Mekong

Where to stay in the Mekong Delta

Chill Guesthouse Can Tho: this very budget guesthouse in Can Tho is run by a Viet-Belgian couple and has simple but spotless and comfy rooms. (✨9.5/600+)

La Villa de Coco Ben Tre: probably the nicest hotel I’ve stayed at in over a year of travel. With only four rooms, this gorgeous hotel is able to give each guest individual attention. The pool is beautiful, the rooms are spacious and well-designed, and the breakfast buffet is amazing. (✨9.8/440+)

🧭 Find out more: check out my guide on how to visit the Mekong Delta independently

🏙 Ho Chi Minh City (1.5 days, 2 nights)

📌 Day 1 – take a tour to the Cu Chi Tunels before having an evening drink at the Cafe Apartments

📌 Day 2 – Visit the War Remnants Museum, Central Post Office and Ben Thanh market before taking a lunchtime bus to Phnom Penh

Ho Chi Minh might not be Vietnam’s capital, but it’s the country’s most thriving city. I much prefer Hanoi, but there are a few good reasons to stop off in Ho Chi Minh City between the Mekong Delta and Phnom Penh.

The colourful façade of the Café Apartment in Ho Chi Minh City, Vietnam, with balconies full of trendy cafés and bold signage overlooking a lively street.
Ho Chi Minh’s famous Cafe Apartments

Make sure to visit the devastating War Remnants Museum (I visited in 2010 and still remember the impact it had on me) and take a day trip to the famous Cu Chi Tunnels to learn more about how the Viet Cong survived American attacks during the Vietnam War. Finally, relax at the Cafe Apartments, a residential building that’s become famous for having some of the capital’s most famous coffee shops.

Best tours:

Where to stay in Ho Chi Minh City

Like in Hanoi, I suspect many reviews for Ho Chi Minh City are inflated. I’ve put below the one hotel I personally stayed in and recommend – if you are looking for a different price range, I recommend doing intensive research.

  • Vy Khanh Guesthouse – where I stayed in Ho Chi Minh. Perfect budget rooms, spotlessly clean, incredibly friendly host and only a few steps from the bus stops for Phnom Penh. (✨9.3/1.2k+)

✈️ Fly or bus to Phnom Penh

It’s time to cross the border! There are two main ways of getting from Ho Chi Minh City to Phnom Penh:

  • Fly – this is a short flight, but Ho Chi Minh City Airport is notorious for delays at passport control/security, which will extend your journey time, as will taxis to/from the two airports.
  • Bus – this is my recommendation. It’s around six hours on a comfortable bus to Phnom Penh. Departures are from the centre of Ho Chi Minh to the centre of Phnom Penh, reducing the need for car journeys either end. I used Giant Ibis, who were excellent at managing the border control process and made everything seamless.

🏛 Phnom Penh (1 night, half day)

Let’s face it – Phnom Penh is not the world’s most exciting city. However, it is an essential stop on your Vietnam and Cambodia itinerary if you value history and understanding the story of a country.

The Memorial Stupa at Choeung Ek Killing Fields in Phnom Penh, Cambodia, rises tall with traditional Khmer architecture, housing shelves of victims’ skulls behind glass as a tribute to those lost during the Khmer Rouge regime.
The memorial at the Killing Fields near Phnom Penh

Take a half day to visit the Tuol Sleng Genocide Museum and the Killing Fields to understand the devastating impact of the Khmer Rouge, before getting the bus to Siem Reap in the afternoon. If you’ve got the energy after your bus from Ho Chi Minh City, you should also check out the local speciality at the night market: fried tarantulas.

  • Take the exact tour I used to learn about the continuing impact of the genocide (✨4.8/2.7k+)- book here.
Close-up of trays piled high with crispy fried tarantulas, crickets, and other insects at a market stall in Cambodia, highlighting adventurous local street food.
Fried tarantulas in the Phnom Penh Night Market

Where to stay in Phnom Penh

Stay near the riverfront and near but not on the nightmarket for central access without the noise.

Julieka’s Guest House – this is a great budget option, and as it’s opposite the National Museum, the location couldn’t be better. I stayed three times – once in the most basic room and twice in their balcony rooms. If your budget allows, I recommend paying the extra. (✨7.9/870+)

Pacific Hotel – I stayed here the first couple of days I was in Phnom Penh. Spotlessly clean, great bed linen, great lighting options in the room and a good breakfast. However, it’s not in the centre of the city, so you’ll need to take Grab Tuk-tuks to get to central Phnom Penh. (✨8.4/1.1k+)

Aquarius Hotel and Resort – I didn’t stay here, but during my research for my original short trip to Cambodia (before I decided on long-term backpacking) this was my top choice. It has a rooftop infinity pool and gorgeous-looking rooms. (✨9.2/2.2k+)

🧭 Find out more: Read my guide to what to see in Phnom Penh

🛕 Siem Reap – 4 nights, 3 full days

📌 Take an afternoon bus from Phnom Penh after your tour of Tuol Sleng and the Killing Fields

📌 Spend 2 full days visiting the Angkor Wat Complex – for most tours, you’ll need to buy your 1 or 3 day Angkor Pass separately to the tour

📌 On your final day, enjoy a fascinating trip to the Floating Villages and see the sun set over the Mekong

It’s time for the jewel in the crown of your 3 week Vietnam and Cambodia itinerary – the beautiful Angkor Wat near Siem Reap, in northern Cambodia. This UNESCO-heritage site is world-famous for a reason – it’s one of the most incredible historic attractions in the world, and particularly magical at sunrise.

Em stands on the red dirt path leading to Angkor Wat, Cambodia, with the iconic central towers of the ancient temple complex rising behind her in soft morning light.
Our guide found us the best photo spots, at times when they weren’t busy

Spend two days exploring both the main Angkor Complex and some of the many surrounding temples, all of which are magnificent, before spending your final day relaxing around vibrant Siem Reap. I recommend a delicious morning coffee at one of Siem Reap’s many cafes, before a sunset cruise on the Tonle Sap Lake to see the famous floating villages.

Need to compress your visit? You could visit the highlights of the Angkor Wat complex in one day, rather than two.

The best tours:

  • This is the exact, excellent Angkor Wat 2 day tour that I used (✨ 5/2.3k+)
  • Highly-rated 1 day tour of Angkor Wat, taking in the major sites (✨5/11.2k+)
  • Visit the fascinating Floating Villages and watch the sun set on the Mekong on your final day – book here (✨ 5/4.4k+)

Where to stay in Siem Reap

Stay near but not on Pub Street to avoid noise and crowds.

These options are highly rated:

Siem Reap Comforts Hostel – budget hotel with a pool, near the centre, with a glorious noodle restaurant almost next to it. I really loved my stay here. (✨ 8.9/830+)

Siem Reap Urban Boutique Hotel – right in the centre of the action, this mid range hotel has excellent reviews and a pool. (✨ 8.9/1.1k+)

Golden Temple Residence – this luxury complex was highly rated by people I met on my Angkor Wat tour. In the same area of Siem Reap, it offers real luxury with at a reasonable price tag. (✨ 94/890+)

🧭 Find out more: Check out my full Siem Reap guide

🎒 Bonus: What to Pack for Cambodia and Vietnam

Clothes:

There are a few key tips for packing clothes for a Vietnam and Cambodia trip:

  • Bring loose, light fabrics to avoid sweating in the humidity. However, I don’t recommend linen – I honestly found it too heavy.
  • I swear by the Airism underwear from Uniqlo – they dry much more quickly than cotton so are much more comfortable.
  • You’ll need to make sure your knees and shoulders are covered at many sites, including Angkor Wat. A lightweight scarf can be really useful.
  • You’ll need sturdy shoes that are lightweight and comfortable – look around any group of tourists in South East Asia and you’ll see that Tevas or Birkenstocks are the universal choice
  • Depending on the time of year, Sapa can be significantly colder than anywhere else. Bring a hoodie/warm clothes and close-toed shoes if you’re visiting outside their summer
  • During typhoon season (June to November), Vietnam can see significant rain. While you’ll be able to buy ponchos quickly and easily, remember that it’s not always sunny or warm when doing your packing. You might also have to avoid some activities.
Em looks out over Da Nang city and the lush Marble Mountains from a wooden viewpoint, with a bright blue sky and scattered clouds above.
Lightweight clothes are best for the humidity in both countries

Other essentials – the items I swear by:

📘 Want to read books by Vietnamese authors before you travel? I’ve got you covered – I pulled together my list of books I recommend reading before visiting Vietnam (and one I think you should avoid!).

The iconic Japanese Covered Bridge in Hoi An, Vietnam, framed by bright yellow buildings and reflected in a narrow canal under a clear blue sky.
Hoi An’s famous Japanese Bridge

🔁 Variations & Shortcuts

  • Only got 2 weeks? My recommendations:
    • If you prioritise history and culture: skip Sapa – go straight from Hanoi to Hue
    • If you prefer nature: prioritise Sapa over Hue, or visit Hue as a day trip from Da Nang/HoiAn
    • Skip the Mekong Delta or visit on a day trip from Ho Chi Minh City- this option is very highly rated
    • If you can afford the extra expense, you could skip Phnom Penh and fly from Ho Chi Minh City or even Da Nang to Siem Reap.
  • If you need to trim your itinerary slightly, avoid Sapa and do a day trip from Hanoi to beautiful Ninh Binh instead – this option is very highly rated. You’ll get the same incredible mountain scenery without transport diversion.
  • Got more time? There are so many options! But I recommend:
    • Adding a cruise to Lan Ha Bay (the less touristy bay next to the famous Halong Bay) to view one of Vietnam’s UNESCO landscapes
    • Visit the artsy colonial Battambang in north Cambodia for great cafes, bats at sunset and the famous Bamboo Train
    • Stop at Kampot in the south of Vietnam for relaxed vibes, riverside chilling and the best NGO-organised, women-led spa day I’ve ever experienced.
    • Add on a trip to the serene beach resorts on Koh Rong Samloem off the Cambodian coast. Just beware that if you’re on a tight schedule, high winds can delay ferry departures, so build in flexibility.

Find out more:

🧭 My guide to UNESCO-listed Ninh Binh

🧭 My guide to artsy Battambang

🧭 My guide to relaxed Kampot

🙋‍♀️ Final Tips for Your Cambodia & Vietnam Trip

  • Cross-border SIM advice: I prefer to have an eSim when arriving in a new country, so that I’m ready to get taxis from airports or bus stations – and I just feel safer in general. For Vietnam and Cambodia, I recommend Airalo, as one of the most reliable eSim companies. You can buy an Asia eSim or specific ones for each country.
  • Tips for booking transport online: I used 12GoAsia for almost every trip I booked across the whole of Asia and never had any issues. I particularly like that they let you select upper/lower cabins on sleeper buses.
  • Airport Tips – I used Da Nang, Hanoi, Phnom Penh and Can Tho airports and had no issues with delays. All were modern airports with good facilities. I also used Ho Chi Minh, but only as a transfer – facilities were more limited, and I have consistently heard reports of severe delays at security and passport control
  • Currency & card tips
    • Vietnam uses Dong. Cards are widely accepted in major cities but outside of tourist areas you’ll need cash.
    • Cambodia uses a mixture of Riels and USD – you could pay in Riels and get USD change, or vice versa. Always check your change to make sure you’ve been given the right amount, and keep UDS bills flat and pristine, or they won’t be accepted. Card payment is much less common – you’ll need cash.
A colourful street in Hanoi, Vietnam, lined with motorbikes and covered in lush greenery and bougainvillaea, with shopfronts glowing warmly beneath colonial-style buildings.
One of my favourite buildings in Hanoi

Frequently Asked Questions About This Vietnam & Cambodia Itinerary

What’s the best time of year to visit Vietnam and Cambodia?

The best time to follow this route is November to April, when most of the region is dry and temperatures are more comfortable. If you travel between May and October, expect high humidity and occasional heavy rain, particularly in central and southern Vietnam. It’s still doable — just build in flexibility and avoid tight ferry/flight connections during storm season.

Do I need visas for both Vietnam and Cambodia?

Vietnam: Many nationalities can enter visa-free for 15–45 days.
Cambodia: Most nationalities require a visa ($30 USD), available online or on arrival.
Always check your own government website before travelling, as rules can change. If entering Cambodia by air, remember to also submit the arrival card online in advance.

Is 3 weeks enough to see both countries?

Yes — 3 weeks is a great amount of time to get a balance of cities, mountains, culture and history. This itinerary is designed to reduce backtracking and long travel days so it stays manageable. If you prefer to travel slower, I’ve included suggestions for where to add or remove nights depending on your interests.

Is it better to start in Vietnam or Cambodia?

I recommend starting in Vietnam and heading south into Cambodia.
Vietnam has a more varied pace — bustling cities, mountain trekking, then laid-back river life — so it’s easier to adjust gradually. Ending in Siem Reap also gives you a huge highlight to finish on (Angkor Wat at sunrise is hard to beat!).

Is it safe to travel solo in Vietnam and Cambodia?

Yes — both countries are popular and generally very safe for solo travellers, including solo female travellers. Petty theft can happen in busy areas, so keep valuables secure and use combination locks on transport. People are usually very warm and helpful, and travel infrastructure is well established, especially along this route.

The bright and stylish interior of Pisces Hotel featuring bold green railings, spiral stairs, and arched wooden doors, with tropical plants adding to the vibrant atmosphere.
The Pisces Hotel in Hue – link below!

🎯 Ready to Book Your Cambodia & Vietnam Trip?

Here’s everything I used on my own journey — most of it booked in advance to avoid hassle on the road:

✅ My go-to site for transport across Asia: 12GoAsia – book buses, trains & transfers here

✅ My top-rated tour picks:

✅ My personal hotel recommendations:

✅ Don’t forget:

💡 Bookmark this post or save it to Pinterest — that way you can come back while booking!

Planning a Trip to Vietnam & Cambodia?

If you want a detailed, culture-first Vietnam travel guide with realistic itineraries, destination deep dives, transport advice, and practical planning tools, Vietnam, Unlocked is designed to help you plan a confident, well-paced trip — without overwhelm or rushed decisions.

👉 Explore Vietnam, thoughtfully with Vietnam, Unlocked

If you’re still in the inspiration or early planning phase, you can also download my free Culture-First Traveller’s Guide to Vietnam, Laos & Cambodia — a thoughtful introduction to travelling Southeast Asia with context, care, and curiosity.

👉 Get the free culture-first guide

And if you’d prefer someone to build a personalised itinerary just for you — tailored to your time, interests, pace, and travel style — I also offer custom trip planning.

👉Request a custom Vietnam itinerary

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