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The journey from the riverside charm of Phnom Penh to the historic, bustling streets of Hanoi represents one of the most ambitious overland crossings in Southeast Asia. While the distance is significant, it bridges the gap between the Khmer heartland and the French-influenced elegance of northern Vietnam. Travelers making this trip trade the golden spires of the Royal Palace for the misty lakes and ancient temples of a city that has served as a cultural beacon for a millennium.
Overland, the trip runs in 2 stages: a bus from Phnom Penh to Ho Chi Minh City, then a train north to Hanoi. Navigating this route requires patience and an appetite for adventure. You will witness the changing landscapes of the Indochinese peninsula, moving from the flat alluvial plains of the Mekong Delta toward the rugged beauty of the north. Whether you are a backpacker on a grand tour or a slow traveler looking to soak in the scenery, the overland path offers a grounded perspective on the region that flying simply cannot match. You can easily secure your spot for this international trek by booking your tickets on GoAsia.cc, ensuring a smoother transition across the border.
Phnom Penh to Hanoi by Bus and Train
The overland journey starts with a daytime bus from Phnom Penh to Ho Chi Minh City. Giant Ibis gives the distance as 240 km and the journey time as 6 hours, via Kandal, Prey Veng and Svay Rieng into Tay Ninh province.[1] Moc Bai, in Tay Ninh, is among the border gates open to e-visa holders.[2]
Seater Bus Services
Giant Ibis buses leave from its terminal on Street 106 in Phnom Penh and arrive at its ticket office on Pham Ngu Lao Street in District 1, Ho Chi Minh City, with 20 kg of baggage included.[1] At the border you get off to receive the Cambodian exit stamp, and the attendant collects the passports to process them with Vietnamese immigration.[1] On booking platforms, tickets for the Phnom Penh to Ho Chi Minh City leg are listed at about $19 to $35, with journey times of 5 hours 45 minutes to 8 hours 30 minutes (October 2026).[3]
Onward From Ho Chi Minh City
From Ho Chi Minh City, Vietnam Railways runs the Reunification Express to Hanoi. The fastest trains, SE2 at 20:35 and SE4 at 19:20, take about 33 hours and reach Hanoi at 05:42 and 04:36 2 days later.[4] Fares depend on the seat or berth class.
Phnom Penh to Hanoi by Air
Direct flights to Hanoi leave from Techo International Airport, which has handled all Phnom Penh airport operations since 9 September 2025.[5] The airport's departures board lists Air Cambodia (K6 850 and K6 854) and Vietnam Airlines (VN 922) flights to Hanoi in mid-October 2026.[6] Check the airlines' timetables for current flight times and fares.
Comparing Your Options
| Mode | Price (USD) | Duration | Comfort |
|---|---|---|---|
| Bus (Phnom Penh to Ho Chi Minh City) | $19 - $35[3] | 6h[1] | Standard |
| Train (Ho Chi Minh City to Hanoi) | Varies by class | About 33h[4] | Standard |
Tips for Traveling from Phnom Penh to Hanoi
Crossing from Cambodia to Vietnam involves several logistical steps that are best handled with a bit of preparation. Because this is an international route, your experience will be greatly dictated by how ready you are for the border protocols and the long hours on the road.
- Visa Requirements: Ensure you have your Vietnamese visa sorted before you reach the border. Vietnam does not offer a visa on arrival for all countries, and travelers from several European and Asian countries are exempt for 14 days.[1] The e-visa costs USD 25 for a single entry,[2] and it must be printed before boarding; Giant Ibis prints it free of charge at its offices.[1] Check that your e-visa lists a land border gate on this route, such as Moc Bai.
- Currency: Carry small denominations of both US Dollars and Vietnamese Dong. While USD is widely used in Cambodia, once you cross the border, the Dong becomes the primary currency for roadside snacks and drinks.
- Snacks and Hydration: The timing of meal stops can be unpredictable. Pack plenty of water and some dry snacks like nuts or energy bars to keep you going between meal stops.
- Entertainment: Given the length of the journey, download your favorite podcasts, movies, or audiobooks in advance. Onboard Wi-Fi can be unreliable in rural areas.[1]
- Arrival in Hanoi: Have a ride-hailing app downloaded or know the approximate cost of a taxi to your hotel in the Old Quarter to avoid overpaying upon arrival.
Timetable
| Bus Phnom Penh - Gia Lam $ 24.89 7h | |
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Frequently Asked Questions
Use the booking tool on this page to compare the transport options currently available from Phnom Penh to Hanoi, including current prices and schedules.
Overland, the bus from Phnom Penh to Ho Chi Minh City is listed from about $19 on booking platforms, and the onward train north costs extra. Compare the total with the price of a direct flight.
The fastest way is a direct flight from Techo International Airport to Hanoi. Air Cambodia and Vietnam Airlines both list flights on the airport's departures board; check their timetables for flight times and fares.
Overland, the trip has 2 stages: about 6 hours by bus to Ho Chi Minh City, then about 33 hours on the fastest Reunification Express trains, plus waiting and border time. Allow about 2 days.
Vietnam does not offer a visa on arrival for all countries. Travelers from several European and Asian countries are exempt for 14 days, and everyone else should apply for an e-visa in advance and print it before boarding. Make sure it lists a land border gate on your route, such as Moc Bai.
Many travelers make this trip by bus. Keep your valuables and passport close to you during stops and at the border.
It is wise to pack a light jacket or blanket as the air conditioning on Southeast Asian buses can be quite cold. Also, bring a power bank, snacks, and any necessary medication for the long journey.
Sources and background
Numbers in the text such as [1] refer to these sources.
- [1] Giant Ibis Transport: Bus from Phnom Penh to Ho Chi Minh. Retrieved October 15, 2026.
- [2] Vietnam National Electronic Visa system (Immigration Department, Ministry of Public Security): Instruction - Vietnam National Electronic Visa system. Retrieved October 15, 2026.
- [3] 12Go: 12Go timetable: Phnom Penh to Ho Chi Minh City. Retrieved October 15, 2026.
- [4] Vietnam Railways (Đường sắt Việt Nam): Thông tin giờ tàu giá vé (Vietnam Railways timetable). Retrieved October 15, 2026.
- [5] Cambodia Airports: About us: Cambodia Airports. Retrieved October 15, 2026.
- [6] Cambodia Airports, Phnom Penh Techo International Airport (KTI): Flight information: arrivals and departures. Retrieved October 15, 2026.
Guide prices and journey times are indicative, not live quotes. A booked package may include transfers and waiting time as well as the main journey. Check the selected offer, pickup point and current conditions before booking.