Head-to-Head · Updated May 2026

Cambodia

vs

Laos

Cambodia has Angkor Wat, the greatest temple complex on earth. Laos has Luang Prabang, arguably Southeast Asia's most perfectly preserved town. Both sit along the Mekong, both are genuinely off the tourist superhighway, and both reward the traveller who slows down.

The Big Picture

Cambodia vs Laos, Ancient Kingdoms and the Mekong

Neighbours connected by the Mekong River and by centuries of shared Theravada Buddhist heritage, yet profoundly different in character, scale, and what they offer the traveller.

🇰🇭

Cambodia

Cambodia is a country defined by one extraordinary achievement and one terrible wound. Angkor Wat (the 12th-century Khmer temple complex covering 400 square kilometres) is the largest religious monument ever built and justifies Cambodia's place on any serious travel itinerary on its own. But Cambodia is also the country of the Khmer Rouge and the killing fields, and engaging honestly with that recent history (at Phnom Penh's Tuol Sleng Genocide Museum and Choeung Ek memorial) is one of the most important and sobering travel experiences in Southeast Asia. Cambodia rewards the traveller who looks beyond Angkor.

🇱🇦

Laos

Laos is Southeast Asia's landlocked secret, the least visited and in many ways the most rewarding of the region's countries for travellers seeking something genuinely unhurried. Luang Prabang, a UNESCO World Heritage town where gilded temples sit beside French colonial shophouses on a peninsula between the Mekong and Nam Khan rivers, is one of the most beautifully preserved small cities in all of Asia. The daily alms-giving ceremony at dawn, where dozens of saffron-robed monks walk in silence through the streets, is one of those travel experiences that stays with you for years. Laos is quiet in a way that is increasingly rare in Southeast Asia.

At a Glance

Quick Facts

Key logistics for planning your Mekong adventure in 2026.

🇰🇭 Cambodia
Daily budget (mid-range)$30 to $60
CurrencyUSD + Riel (USD accepted everywhere)
Best monthsNov, Dec, Jan, Feb
Dry seasonNov to Apr
Main airportsPhnom Penh (PNH), Siem Reap (SAI)
Must-seeAngkor Wat complex
LanguageKhmer (English widely spoken)
Visae-Visa $36, most nationalities
Angkor pass1-day $37 / 3-day $62 / 7-day $72
Getting aroundTuk-tuk, Grab, bus
Time zoneGMT+7 (ICT)
🇱🇦 Laos
Daily budget (mid-range)$35 to $70
CurrencyLao Kip (LAK) only
Best monthsNov, Dec, Jan, Feb
Dry seasonNov to Apr
Main airportsVientiane (VTE), Luang Prabang (LPQ)
Must-seeLuang Prabang + Mekong slow boat
LanguageLao (less English than Cambodia)
VisaVisa on arrival $30 to $42 / e-Visa
Slow boat (Huay Xai to LP)2 days, ~$35 to $50
Getting aroundSongthaew, minibus, slow boat
Time zoneGMT+7 (ICT)
Round 1

Temples & Ancient Heritage

Sacred architecture is the heart of both countries, but the scale is not remotely comparable.

Angkor Wat central towers reflected in the main causeway pond at golden sunrise
🇰🇭 Cambodia
Cambodia

Angkor, the greatest temple complex ever built

Angkor Wat alone would justify the journey. Built in the early 12th century by Khmer King Suryavarman II, it covers 1.6 square kilometres (making it the world's largest religious monument) and its five central towers, bas-relief galleries stretching nearly 1km, and the mathematical precision of its astronomical alignment are staggering. But Angkor is not just one temple. The wider Archaeological Park contains over 1,000 temples spread across 400 square kilometres. Ta Prohm, where strangler figs and silk-cotton trees have been allowed to reclaim the stonework, is one of the world's great photographic subjects. Bayon's 216 stone faces watching from every angle are unforgettable. Three days barely scratches the surface.

🏆 Winner, Temples (by a vast margin)
Wat Xieng Thong temple in Luang Prabang with its distinctive sweeping roofline and mosaic facade
🇱🇦 Laos
Laos

Intimate, gold-layered temples in a living city

Laos cannot compete with Angkor on scale (no country can), but its temples have a different quality. They are living, actively used sacred spaces woven into the fabric of daily Lao life rather than archaeological sites. Luang Prabang alone has 34 wats (temple compounds), of which Wat Xieng Thong (with its distinctive low sweeping roofline, extraordinary mosaic facade, and tree of life panel) is one of Southeast Asia's most beautiful buildings. In Vientiane, That Luang is Laos's most sacred monument: a gilded stupa of genuine grandeur. The temples here feel devotional rather than monumental, intimate rather than overwhelming.

Beautiful, but outscaled by Angkor
Round 2

Town Atmosphere & Daily Life

Beyond the headline sights, what it actually feels like to be there.

Phnom Penh riverfront promenade at dusk with lights and the Royal Palace in the background
🇰🇭 Cambodia
Cambodia

Siem Reap's charm and Phnom Penh's complex energy

Cambodia's two main towns offer very different atmospheres. Siem Reap (the base for Angkor) has become a polished, tourist-oriented town with a well-developed restaurant and bar scene, night markets and efficient tourist infrastructure. Comfortable but somewhat sanitised. Phnom Penh is more interesting: a proper city of two million, with a dignified French colonial riverfront, excellent restaurants and a cultural depth that rewards exploration. The shadow of the Khmer Rouge hangs over it (the Tuol Sleng and Choeung Ek sites are sobering and essential) but the city has enormous resilience and an increasingly vibrant arts and food scene.

Good atmosphere, varied across cities
Luang Prabang dawn alms giving ceremony with monks collecting offerings on the misty street
🇱🇦 Laos
Laos

Luang Prabang, perhaps Southeast Asia's most beautiful town

Luang Prabang is genuinely special. A UNESCO World Heritage town on a peninsula between two rivers where French colonial shophouses sit alongside gilded temple compounds, and where the pace of life is so slow it feels like a different century. The tak bat (the daily pre-dawn alms-giving ceremony where lines of saffron monks walk in silence through fog-draped streets collecting sticky rice from kneeling donors) is one of Southeast Asia's most powerful living rituals. The night market sells excellent textiles and the restaurant scene along the main street is surprisingly sophisticated. UNESCO protection has saved the town from the over-development that has diluted so many Southeast Asian towns.

🏆 Winner, Town Atmosphere
Round 3

Cost of Travel

Both are among Southeast Asia's cheapest destinations, Cambodia has a slight edge.

Category 🇰🇭 Cambodia 🇱🇦 Laos Winner
Budget guesthouse$8 to $20$12 to $25🇰🇭 Cambodia
Mid-range hotel$25 to $60$35 to $80🇰🇭 Cambodia
Local restaurant meal$2 to $5$3 to $7🇰🇭 Cambodia
Beer (local)$0.50 to $1.50$1 to $2.50🇰🇭 Cambodia
Tuk-tuk / day hire$12 to $20$15 to $25🇰🇭 Cambodia
Signature experienceAngkor 3-day pass $62Mekong slow boat ~$35🇱🇦 Laos
Domestic flight$60 to $120$90 to $150🇰🇭 Cambodia
SIM card with data (week)$3 to $5$5 to $10🇰🇭 Cambodia
Overall daily budget$30 to $60$35 to $70🇰🇭 Cambodia

Bottom line: Cambodia is marginally cheaper across most categories, partly because USD is accepted everywhere eliminating currency exchange friction, and partly because the higher volume of tourists creates more competition. The Angkor pass is a significant fixed cost not present in Laos. At $62 for 3 days, it adds up. The Mekong slow boat in Laos is extraordinary value at around $35 for a two-day river journey. Both are comfortably among the cheapest countries in Asia to travel.

Round 4

River Life & Natural Landscape

The Mekong defines both countries, but Laos makes it the journey itself.

Tonle Sap floating village Cambodia with wooden houses on stilts over the lake
🇰🇭 Cambodia
Cambodia

Tonle Sap, Southeast Asia's great freshwater lake

Cambodia's most significant body of water is not the Mekong but the Tonle Sap, the largest freshwater lake in Southeast Asia, which reverses its flow twice a year as the Mekong floods. The floating villages on the Tonle Sap (visited by boat from Siem Reap) are extraordinary: entire communities including schools, petrol stations, police stations and restaurants built on pontoons and wooden platforms, moving with the water level by up to nine metres between wet and dry seasons. It's a water world with no equivalent in the region. The Cambodian Mekong riverfront at Phnom Penh is pleasant and walkable but not a primary experience in the way it is in Laos.

Unique, Tonle Sap is extraordinary
Mekong slow boat Laos with forested limestone karst hills reflected in the wide river
🇱🇦 Laos
Laos

The Mekong slow boat, two days of moving meditation

The two-day slow boat journey from Huay Xai (on the Thai border) to Luang Prabang is one of Southeast Asia's iconic travel experiences. A wooden passenger boat drifting downstream between forested limestone karst hills, past villages accessible only by river, stopping overnight at the small town of Pak Beng. It's slow, sometimes uncomfortable and entirely without spectacle, which is precisely why it works. The 4,000 Islands (Si Phan Don) in the far south of Laos, where the Mekong fans into hundreds of channels around a cluster of river islands, offers one of Southeast Asia's most laid-back experiences: hammocks, river sunsets, endangered Irrawaddy dolphins and virtually nothing to do.

🏆 Winner, River Experience
Round 5

Food & Cuisine

Two cuisines built on rice, herbs and freshwater fish, both excellent, both underrated.

Cambodian amok fish curry in a banana leaf bowl with fresh herbs and coconut milk
🇰🇭 Cambodia
Cambodia

Khmer cuisine, gentle, fragrant, and deeply underrated

Khmer cuisine is one of Southeast Asia's most underappreciated food cultures. Gentler and less chilli-forward than Thai or Vietnamese, built on the aromatic paste kroeung (lemongrass, galangal, turmeric, kaffir lime) that underlies most Khmer cooking. Fish amok (a coconut-steamed fish curry served in a banana leaf) is Cambodia's national dish and genuinely excellent when properly made. Lok lak (stir-fried beef with lime and pepper dipping sauce), num banh chok (rice noodle soup with green fish curry at breakfast), and the extraordinary variety of freshwater fish from the Tonle Sap give Cambodian cuisine real depth. Phnom Penh has developed a strong restaurant scene with excellent Vietnamese, French-Khmer fusion and fine-dining.

Very good, underrated internationally
Lao sticky rice in a traditional woven basket alongside laap minced meat salad and papaya salad
🇱🇦 Laos
Laos

Lao food, sticky rice, laap, and herb-forward simplicity

Lao cuisine is the most understated in Southeast Asia, and arguably the most authentic in the sense that it hasn't been commercially adapted for foreign palates. Sticky rice (khao niao) is the staple, eaten by hand rolled into balls, dipped into sauces, or pressed against laap, the national dish of minced meat (pork, chicken, fish or duck) seasoned with toasted rice powder, fish sauce, lime, mint and chilli in varying quantities. Jaew bong (Luang Prabang's distinctive chilli-dried buffalo skin paste) is complex and extraordinary. The restaurant scene in Luang Prabang is well-developed with excellent Lao and French-Lao options; elsewhere in the country, eating options can be limited in smaller towns.

Excellent, most authentic in the region
Round 6 · New

Climate & Best Time to Visit

Both countries share almost identical seasonal patterns. The dry winter months are best for both. Average rainfall in mm by month.

Cambodia rainfall (mm)
Laos rainfall (mm)
Lower bars = drier & better
Rain
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
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Cambodia, dry November to April
Temperatures 24 to 35 °C year-round, with cooler nights December to February. November to February is the sweet spot (dry, manageable heat). March to May is hot, often 35 °C+ with high humidity. September is Cambodia's wettest month; Angkor's moat is full and lush, but expect daily downpours. The Tonle Sap floods between June and October; boat tours to floating villages are most spectacular September to November.
🇱🇦
Laos, dry November to April
Temperatures 22 to 32 °C, with notably cooler mornings in the northern highlands (Luang Prabang can drop to 10 °C in December and January). November to February is ideal. March and April bring "burning season" haze in northern Laos as farmers clear land, sometimes obscuring views for weeks. June to August are the wettest months. The Mekong slow boat runs year-round but is most reliable November to March.
Smart traveller hack: The best window for a combined trip is November to February. Both countries are dry, temperatures are manageable, and Angkor sunrise photography is at its best. Avoid March to April (burning season haze in Laos, peak heat in Cambodia) and June to September (heaviest rainfall in both). October is a workable shoulder month for Laos but still wet in Cambodia.
Round 7

Safety & Health

Both are generally safe for tourists. The risks are mostly opportunistic crime in cities and lingering UXO in rural areas.

Cambodia tourist street scene at dusk
🇰🇭 Cambodia
Cambodia

Safe in tourist areas, but watch Phnom Penh after dark

Cambodia is generally safe for tourists. Siem Reap is particularly tourist-friendly with very low crime. Phnom Penh has more risk: bag snatching by riders on motorbikes is the most common incident (keep bags away from the road side, wear straps across the body), and walking alone late at night in poorly-lit areas is best avoided. Unexploded ordnance (UXO) from US bombing during the Vietnam War era remains a real risk in rural areas, particularly near the Vietnamese border. Stick to marked paths and don't wander into fields. Tap water is not safe to drink. Read our travel scams guide before you go.

Generally safe
Laos peaceful riverfront scene with monks and lanterns
🇱🇦 Laos
Laos

One of Southeast Asia's safest countries

Laos is consistently rated among Southeast Asia's safest destinations for tourists. Petty theft is rare, violent crime against foreigners is very rare, and the social atmosphere is exceptionally calm and welcoming. The main risks are not human. Laos is the most heavily bombed country per capita in history (more than 2 million tonnes of US ordnance dropped during the Vietnam War era), and around 30% remains unexploded. The risk is overwhelmingly in rural eastern provinces; tourist areas are safe but never wander off marked paths. Tubing accidents in Vang Vieng were a serious issue in the 2010s, much reduced since regulation. Tap water is not safe.

🏆 Winner, Slightly safer
The Honest List

Pros & Cons of Each Destination

No fluff, no marketing copy. The realistic upsides and downsides of each.

🇰🇭 Cambodia
★ The Pros
  • Angkor Wat, the world's largest religious monument
  • Over 1,000 temples spread across 400 square kilometres
  • USD accepted everywhere, no currency exchange friction
  • English widely spoken in tourist areas
  • Marginally cheaper than Laos across most categories
  • Phnom Penh is a proper city with serious cultural depth
  • Khmer cuisine is genuinely underrated
  • Better international flight connections (PNH and SAI)
  • Tonle Sap floating villages are entirely unique
  • Direct flights from major SEA hubs and Europe
✗ The Cons
  • Siem Reap can feel tourist-saturated, especially Pub Street
  • Angkor pass at $62 for 3 days is a significant fixed cost
  • Khmer Rouge history is heavy and emotionally demanding
  • Phnom Penh bag snatching incidents are real, especially at night
  • Hot and humid year-round, brutal March to May
  • UXO risk in rural areas off marked paths
  • Less of a "slow travel" rhythm than Laos
🇱🇦 Laos
★ The Pros
  • Luang Prabang is one of Asia's most beautiful preserved towns
  • Dawn alms-giving ceremony is a once-in-a-lifetime ritual
  • Mekong slow boat is an iconic Southeast Asia journey
  • 4,000 Islands offers genuine hammock-and-river slowness
  • One of Southeast Asia's safest countries for tourists
  • Significantly less crowded than neighbouring countries
  • Lao cuisine is the most authentic in the region
  • Cooler temperatures in the northern highlands
  • Easy overland connection to Thailand
  • UNESCO protection has saved Luang Prabang from over-development
✗ The Cons
  • No flagship sight to match Angkor
  • Marginally more expensive than Cambodia
  • Less English spoken outside main tourist towns
  • Internal transport is slow and tiring (mountainous roads)
  • Burning season haze in March and April obscures views
  • Higher per capita UXO contamination than anywhere on earth
  • Food options can be limited in smaller towns
  • Vientiane is forgettable as a capital
  • Wet season (Jun to Aug) brings genuinely heavy rainfall
Suggested Route

Combined 16-Day Cambodia & Laos Itinerary

The natural Mekong loop. Start in Cambodia for the bucket-list temples, then slow your pace through Laos to finish.

Days 1 to 4 · Siem Reap & Angkor, Cambodia

Fly into Siem Reap (SAI), the new airport that opened in 2023. Get the 3-day Angkor pass ($62) and split your visits across multiple sunrises rather than trying to do everything in one go. Day 1: sunrise at Angkor Wat (be there by 5:00am), then the main complex and Angkor Thom. Day 2: Ta Prohm (the tree-root temple), Banteay Srei (pink sandstone carvings, 30 minutes out of town) and Preah Khan. Day 3: outer temples or a return visit to favourites. Reserve an afternoon for the Tonle Sap floating villages or the Cambodia Landmine Museum.

Days 5 to 6 · Phnom Penh, Cambodia

Bus or short flight to Phnom Penh (PNH). The city deserves more time than it gets. Visit Tuol Sleng Genocide Museum (S-21) and Choeung Ek killing fields, this is heavy but essential. Walk the colonial-era riverfront and the Royal Palace. Phnom Penh's restaurant scene has become genuinely good in recent years; try Romdeng for proper Khmer or one of the French-Khmer fusion spots.

Days 7 to 8 · Vientiane, Laos

Fly from Phnom Penh to Vientiane (VTE), around 90 minutes. Vientiane is a quiet, low-rise capital that you only need two nights for: That Luang gilded stupa, Patuxai (Laos's modest Arc de Triomphe), and the COPE Visitor Centre about UXO and rehabilitation. The riverfront night market is pleasant for sunset.

Days 9 to 10 · Vang Vieng, Laos

Bus or van about 4 hours north to Vang Vieng, set among limestone karst landscapes along the Nam Song river. Once notorious as a tubing party town, Vang Vieng has rebranded over the last decade as an outdoor activity hub: kayaking, hot air balloons at sunrise, caving, and Blue Lagoon swimming. The karst scenery is genuinely beautiful.

Days 11 to 14 · Luang Prabang, Laos

The new China-Laos railway covers Vang Vieng to Luang Prabang in around 1 hour (a journey that used to take 7 hours by road). Four nights here is the right amount. Wake up at 5:30am at least once for the tak bat alms-giving ceremony (observe respectfully from a distance, do not interfere). Visit Wat Xieng Thong, the Royal Palace Museum, the night market, Kuang Si waterfall (one of Asia's most beautiful), and take a longtail boat to the Pak Ou caves. Eat your way through the restaurant scene.

Days 15 to 16 · Mekong Slow Boat to Thailand

From Luang Prabang take the two-day Mekong slow boat upstream to Huay Xai on the Thai border, with an overnight in Pak Beng. This is the journey itself, not a transit. Around 8 hours each day drifting through karst hills past river villages. Cross into Thailand at Chiang Khong and fly home from Chiang Rai or Chiang Mai. Alternatively skip the boat and fly directly home from Luang Prabang.

When to do it: The best window is November to February, when both countries are dry and temperatures are manageable. December and January are peak with higher prices and Angkor crowds. October is workable for Laos but still wet in Cambodia. Avoid March to April (burning season haze in Laos plus peak heat in Cambodia) and June to September (heaviest rainfall).
The Verdict

Cambodia or Laos, Which Should You Choose?

The honest answer depends on a single question: do you need to see Angkor Wat? If yes, Cambodia. If you've already been or temples aren't the draw, Laos.

🇰🇭
Choose Cambodia if…
Cambodia for temples & history

Cambodia is the right choice when temples, ancient history and the complete Southeast Asia bucket list are priorities, or when you're coming for the first time to the region.

  • Angkor Wat is on your bucket list (it should be)
  • First Southeast Asia trip, high-impact rewards
  • Budget is tight, Cambodia is marginally cheaper
  • You want to engage with 20th-century history
  • City energy matters, Phnom Penh is genuinely interesting
  • You want the Tonle Sap floating village experience
  • You're short on time, 5 to 7 days is enough for highlights
🇱🇦
Choose Laos if…
Laos for atmosphere & slowness

Laos is the right choice when you've already seen Angkor, or when what you seek from Southeast Asia is atmosphere, quietness and authentic daily life rather than headline sights.

  • You've already done Cambodia, Laos is the next step
  • Luang Prabang's atmosphere is the draw
  • You want the Mekong slow boat experience
  • Slower, more contemplative travel appeals
  • Off-the-beaten-path is a priority, Laos is quieter
  • The 4,000 Islands hammock lifestyle sounds perfect
  • You're entering or exiting via Thailand, perfect routing
Final Scorecard
🇰🇭 Cambodia, Temples 🇰🇭 Cambodia, Cost 🇰🇭 Cambodia, First-Timers 🇰🇭 Cambodia, History 🇱🇦 Laos, Town Atmosphere 🇱🇦 Laos, River Experience 🇱🇦 Laos, Authenticity 🇱🇦 Laos, Safety 🤝 Tie, Food Quality 🤝 Tie, Climate Window
Common Questions

Cambodia vs Laos, FAQ

The questions every Southeast Asia traveller asks when choosing between these two.

Cambodia wins emphatically. Angkor Wat is the largest religious monument ever built and part of a complex of over 1,000 temples spread across 400 square kilometres. Nothing in Laos comes close in scale or ambition. Laos has beautiful temples, particularly in Luang Prabang (Wat Xieng Thong is magnificent) and Vientiane (That Luang stupa), but they are intimate and devotional rather than monumental. If temples are your primary motivation, Cambodia is the clear answer.
Cambodia is marginally cheaper overall. Budget accommodation from $8 to $15 per night (vs $12 to $25 in Laos), local meals from $2 to $3, and local beer for $0.50 to $1.50. USD acceptance everywhere in Cambodia removes currency friction. The main caveat is the Angkor pass, at $62 for 3 days is a significant fixed cost. The Mekong slow boat in Laos ($35 to $50 for a two-day journey) is extraordinary value. Both are among the cheapest countries in Asia and dramatically less expensive than Thailand.
If you're doing both in one trip, Cambodia first is generally recommended. Fly into Siem Reap, see Angkor, travel to Phnom Penh, then cross into Laos. This puts the big headline sight at the start and lets Laos's slower, more contemplative character grow on you as you go. If you're entering from Thailand, Laos first makes geographic sense. Take the slow boat from the Thai border to Luang Prabang, travel south through Vang Vieng to Vientiane, then cross into Cambodia.
The Mekong slow boat is a two-day passenger boat journey from Huay Xai (on the Thai-Lao border) to Luang Prabang, stopping overnight at the small river town of Pak Beng. The boat carries around 60 to 100 passengers, departs each morning, and drifts through forested limestone karst hills with occasional river villages visible on the banks. It takes approximately 8 hours each day on the water. Is it worth it? For many travellers, yes. It's one of Southeast Asia's great slow travel experiences, a deliberate decompression that puts you in the right frame of mind for Laos. The boat is basic (wooden benches or deck chairs, limited food and drink); book the newer "Luang Say" or "Shompoo" boats for more comfort at a moderate premium.
Yes. Cambodia and Laos make a natural two-to-three week Southeast Asia combination. Classic routing: fly into Siem Reap (3 to 4 days, Angkor), then Phnom Penh (2 days), bus or flight to Vientiane (2 days), Vang Vieng (2 days), Luang Prabang (3 to 4 days), exit via slow boat to Thailand or fly home. The entire route is well-served by budget airlines and comfortable overland buses. Allow 14 to 18 days to feel unhurried. The two countries complement each other well, Cambodia for scale and history, Laos for atmosphere and the river.
Three days is the ideal minimum, it's also the best value pass at $62. Day 1: Angkor Wat at sunrise (arrive before 5:30am), then the main complex, Angkor Thom and Bayon in the afternoon. Day 2: Ta Prohm (the tree-root temple), Banteay Srei (exquisite pink sandstone carvings, 30 minutes away), Preah Khan. Day 3: the outer temples and a slower revisit of favourites. With a 7-day pass ($72) you can go at a much more relaxed pace and reach remote temples like Beng Mealea and Koh Ker with day trips. One day is possible but leaves you with a sense of having only scratched the surface of something vast.
Both are generally safe but Laos has a slight edge. Laos is one of Southeast Asia's safest countries with very low crime against tourists, exceptional political stability and a calm social atmosphere. Cambodia is safe in the main tourist areas but bag snatching in Phnom Penh is a documented issue (keep bags on the inside of the pavement, away from the road). The major risk in both countries is unexploded ordnance from the Vietnam War era in rural areas. Stick to marked paths outside towns. Standard travel precautions apply in both.
Routine vaccinations should be up to date (MMR, tetanus, diphtheria, polio). Both countries typically recommend Hepatitis A, typhoid, and consideration of Hepatitis B, Japanese encephalitis (if visiting rural areas or staying long-term) and rabies (if doing extensive rural travel). Malaria is present in rural Cambodia and Laos but the main tourist areas (Siem Reap, Phnom Penh, Vientiane, Luang Prabang) are low-risk. Consult a travel medicine clinic 4 to 6 weeks before departure. See our vaccine requirements guide for a country-by-country breakdown.
Yes, the China-Laos high-speed railway has transformed travel in northern Laos. The Vientiane to Luang Prabang journey now takes around 1 hour, down from 7 to 10 hours by road. Trains are modern, comfortable and reliable. Tickets are inexpensive (around $20 to $30) but should be booked at least 1 to 2 days ahead through your hotel or at a station, as foreigners cannot easily book online. The railway has dramatically improved the Vientiane to Vang Vieng to Luang Prabang corridor.
Both are excellent for solo travel but in different ways. Cambodia has a stronger backpacker infrastructure: hostels in Siem Reap and Phnom Penh are world-class, Pub Street is a natural meeting point, and the well-defined Siem Reap to Phnom Penh to Sihanoukville circuit means you'll constantly cross paths with other solo travellers. Laos is quieter and more contemplative. Better for solo travellers who want introspection rather than constant socialising, though Luang Prabang and Vang Vieng both have good hostel scenes. Both are very safe for solo women travellers.