HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Phnom Penh

Cheap flights from Hanoi (HAN) to Phnom Penh (KTI)

HAN — KTI
Aug 8 — Aug 151
Sat 8/8
Sat 8/15
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Hanoi to Phnom Penh with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Find flight deals from Hanoi to Phnom Penh

Discover tips and strategies to find the most affordable flight options for your journey from Hanoi (HAN) to Phnom Penh (KTI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 9, 2026.

Popular in

August

Cheapest in

April

Average price

$264
Highest demand for flights based on searches. 6% potential increase in price ($19 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Best time to book a flight from Hanoi to Phnom Penh

Have a flexible travel schedule? Discover the best time to fly to Phnom Penh from Hanoi with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Hanoi to Phnom Penh

What is the cheapest month to book a flight from Hanoi to Phnom Penh?

Currently, April is the cheapest month in which you can book a flight from Hanoi to Phnom Penh (average of $212). Flying from Hanoi to Phnom Penh in August is currently the most expensive (average of $291). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from HAN to KTI?

Find hourly flight availability from Hanoi to Phnom Penh. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 9, 2026.

One of the essential ways to save on airfare from Hanoi to Phnom Penh is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the evening could potentially save you up to 19% on airfare.

Reviews of airlines servicing Phnom Penh

Get insights into the airlines that provide service to Phnom Penh. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Phnom Penh. Reviews last updated July 9, 2026.
Get a feel of what it's like to fly with Vietnam Airlines from Hanoi to Phnom Penh by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Vietnam Airlines
7.7
Good
279 reviews

Boarding

7.8

Entertainment

6.3

Overall

7.7

Crew

8.3

Food

6.9

Comfort

7.7

Reviews

1 / 16
2.0
Mediocre

Stephen,Apr 2026

SGN - DAD

45 minutes late. Bottle of water and that’s about it.
Vietnam Airlines
7.7
Good
279 reviews
Vietnam Airlines
7.7
Good
279 reviews

Boarding

7.8

Entertainment

6.3

Overall

7.7

Crew

8.3

Food

6.9

Comfort

7.7

Reviews

1 / 16
2.0
Mediocre

Stephen,Apr 2026

SGN - DAD

45 minutes late. Bottle of water and that’s about it.

Related info for your journey

Find useful and relevant information for your journey from Hanoi to Phnom Penh. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Hanoi to Phnom Penh round-trip?

    Cambodia Angkor Air, at $195, was found to be the cheapest airline from Hanoi to Phnom Penh. An alternate airline flying to your destination would be Vietnam Airlines. You may be able to fly from Hanoi to Phnom Penh for 22% less than the average price by searching for these airlines.

  • Can I find deals for flights from Hanoi to Phnom Penh that include hotel bookings?

    Yes. In addition to deals on Hanoi to Phnom Penh flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Hanoi to Phnom Penh?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Hanoi to Phnom Penh.

  • Can I find deals for business class flights from Hanoi to Phnom Penh?

    Yes. Cheapflights offers flight deals from Hanoi to Phnom Penh by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Hanoi to Phnom Penh?

    Currently, April is the cheapest month in which you can book a flight from Hanoi to Phnom Penh (average of $212). Flying from Hanoi to Phnom Penh in August is currently the most expensive (average of $291). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Hanoi to Phnom Penh

See prices for flight routes from nearby airports that may be better suited for you.
Da Nang to Siem Reap flights
Hanoi to Siem Reap flights
Ho Chi Minh City to Siem Reap flights

Top 2 airlines flying from Hanoi to Phnom Penh

Discover the top 2 airlines that operate flights from Hanoi to Phnom Penh. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 9, 2026.
AirlineCheapestAverageFlexibilityOn-time
Cambodia Angkor AirCheapest$195Average$237FlexibilityNo cancel feeOn-timeN/A
Vietnam AirlinesCheapest$225Average$264FlexibilityNo cancel feeOn-time81%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
©2026 Cheapflights