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Trading the misty, narrow alleys of Hanoi's Old Quarter for the wide, riverfront boulevards of Phnom Penh is a journey that spans the length of the Indochinese peninsula. While both cities share a complex colonial history and a love for vibrant street food cultures, the transition from the frantic energy of northern Vietnam to the slightly slower, saffron-robed atmosphere of the Cambodian capital represents a significant shift in the Southeast Asian experience.
Because the distance between these two capitals is roughly 1,000 kilometers as the crow flies, most travelers opt to skip the grueling multi-day overland trek through central Vietnam and Laos. Instead, flying has become the standard for those looking to maximize their time exploring the Royal Palace or the Tuol Sleng Genocide Museum without losing two days to the road. You can easily compare availability and book your tickets for this route on GoAsia.cc to ensure a smooth transition between these two historic hubs.
Hanoi to Phnom Penh by Flight
Taking a flight is the only practical way to bridge the gap between Hanoi and Phnom Penh in a single day. The journey takes you high over the lush landscapes of the Annamite Range and the winding Mekong River, turning what would be a 24-hour bus ride into a quick hop. For most travelers, the convenience far outweighs the higher cost compared to ground transport.
Flight Duration and Experience
Compare the whole journey from your accommodation in Hanoi to your destination in Phnom Penh, not just the time in the air. Hanoi uses Noi Bai International Airport (HAN); flights for Phnom Penh use Techo International Airport (KTI), not the former PNH airport. Check your flight schedule and allow time for both airport transfers, check-in and immigration. See the Phnom Penh airport relocation information.
Pricing and Carriers
Airfare for this route varies significantly based on how far in advance you book and which carrier you choose. Prices typically start as low as $66 for budget options and can reach $365 for flexible, full-service tickets. Vietnam Airlines and Cambodia Angkor Air are the primary operators for direct flights, offering a higher level of comfort and inclusive luggage allowances. Budget carriers sometimes operate indirect routes via Ho Chi Minh City or Bangkok, which might save a few dollars but will significantly increase your travel time.
Airport Logistics
Arrange your transfer to Noi Bai Airport in Hanoi and confirm the correct international terminal with your airline. On arrival at Techo International Airport (KTI), use the current airport transfer instructions or arrange pickup with your hotel. Do not rely on directions or taxi estimates for Phnom Penh's former airport. See the airport operator's information.
Comparing Your Options
| Mode | Price (USD) | Duration | Comfort |
|---|---|---|---|
| Flight | $66 - $365 | 1h 15min - 1h 50min | High |
Tips for Traveling from Hanoi to Phnom Penh
- Visa requirements: Check current Cambodian entry requirements for your nationality and confirm that your visa or entry approval is valid at your arrival airport. Use official immigration guidance rather than assuming every nationality has the same eligibility.
- Currency in Cambodia: While the Cambodian Riel is the official currency, the US Dollar is used interchangeably everywhere in Phnom Penh. ATMs dispense USD, but change for small purchases will often be given in Riel.
- Airport Arrival: Aim to arrive at Hanoi's Noi Bai Airport at least 2 to 3 hours before your flight. The international terminal (T2) is modern but can get crowded during peak morning and evening departure blocks.
- Best Time to Visit: The dry season from November to February is the most comfortable time to visit Phnom Penh. It is cooler and less humid, making it much easier to explore the city's outdoor monuments and markets.
- Connectivity: Pick up a local SIM card at Phnom Penh Airport. Cellcard and Smart are the most reliable providers, and data packages are very affordable for travelers.
Timetable
| Flight Hanoi - Phnom Penh $ 62.63–343.93 1h 50m – 1days 1h 15m | |
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Frequently Asked Questions
Use the booking tool on this page to compare the transport options currently available from Hanoi to Phnom Penh, including current prices and schedules.
The cheapest way to travel this route is by booking a budget flight, with prices starting around $66. While overland bus routes exist via Ho Chi Minh City, they require multiple transfers and are often similar in price to a well-timed low-cost flight.
Flying is the fastest method by a significant margin. Direct flights take between 1 hour 15 minutes and 1 hour 50 minutes, whereas traveling by land would take over 24 hours of total travel time.
A direct flight takes approximately 1 hour 15 minutes to 1 hour 50 minutes. Including airport check-in and transfers, you should budget about 6 hours for the entire journey.
Most international travelers need a visa for Cambodia. You can apply for an e-visa in advance or obtain a visa on arrival at the airport in Phnom Penh, provided you have a valid passport and the required fee in US dollars.
Vietnam Airlines and Cambodia Angkor Air are the main carriers offering direct services. Other regional airlines offer connecting flights, usually with a stopover in Ho Chi Minh City or Bangkok.
Yes, booking at least a few weeks in advance is highly recommended. Prices can rise from $66 to over $300 as the departure date approaches and seats fill up, especially during peak tourist seasons or holidays.
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.