Cheapflights Tip: The best prices from Phnom Penh Pochentong to Hanoi Noibai are usually found in June or July, booked 73 days in advance, depart on a Tuesday or Wednesday and return on a Monday
Find flight deals from Phnom Penh to Hanoi
Discover tips and strategies to find the most affordable flight options for your journey from Phnom Penh (PNH) to Hanoi (HAN). 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 10 December 2025.
Popular in
January
Cheapest in
June
Average price
£220
Good round-trip deal
£192 or less
Good one-way deal
£454 or less
Highest demand for flights based on searches. 18% potential increase in price (£28 potential increase over avg. return price).
Best time to book a flight from Phnom Penh to Hanoi
Have a flexible travel schedule? Discover the best time to fly to Hanoi from Phnom Penh with our price prediction graph.
Estimated return 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 Phnom Penh to Hanoi
Prices
Delays
How far ahead should I book a flight from Phnom Penh to Hanoi?
Use this chart to determine the optimal time to book a return flight from Phnom Penh to Hanoi. Price data was last updated on 5 December 2025.
The best time to book flights from Phnom Penh to Hanoi is 73 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from Phnom Penh to Hanoi?
Currently, October is the cheapest month in which you can book a flight from Phnom Penh to Hanoi (average of £103). Flying from Phnom Penh to Hanoi in December is currently the most expensive (average of £149). 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 PNH to HAN?
Find hourly flight availability from Phnom Penh to Hanoi. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 10 December 2025.
It’s optimal to fly from Phnom Penh to Hanoi in the morning. By choosing this option you can save up to 58% on the cost of your flight, compared to a flight in the evening.
How often are flights from Phnom Penh to Hanoi delayed?
About 11% of weekly flights between Phnom Penh and Hanoi have experienced delays in the past year, with the average delay time being 117 minutes.
What is the most punctual flight time for Phnom Penh to Hanoi flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Wednesday tends to have the lowest number of delays on this route, whereas Saturday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Phnom Penh to Hanoi flights?
Over the past year, AirAsia have had the lowest number of delays on this route, with just 6% of flights being delayed.
Related info for your journey
Find useful and relevant information for your journey from Phnom Penh to Hanoi. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
How popular is this Phnom Penh to Hanoi flight route?
This flight path from Phnom Penh Pochentong to Hanoi Noibai was viewed by 4 users in the past month. Keep an eye out for changes in search interest prior to high and low season.
What is the cheapest airline to fly from Phnom Penh to Hanoi round-trip?
Cheapflights users have booked flights from Phnom Penh to Hanoi round-trip from £110. Cambodia Angkor Air is currently priced 36% below the average price you’ll pay for this route.
Can I find deals for business class flights from Phnom Penh to Hanoi?
Yes. Cheapflights offers flight deals from Phnom Penh to Hanoi 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 Phnom Penh to Hanoi?
Currently, October is the cheapest month in which you can book a flight from Phnom Penh to Hanoi (average of £103). Flying from Phnom Penh to Hanoi in December is currently the most expensive (average of £149). 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.
Explore flights to Hanoi departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 10 December 2025.
Discover the top airline that operate flights from Phnom Penh to Hanoi. 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 858,174 searches. Data last updated 10 December 2025.
Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Phnom Penh to Hanoi?
900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Hanoi from Phnom Penh today with Cheapflights!
Why should you use Cheapflights to find cheap flight tickets from Phnom Penh to Hanoi?
Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Phnom Penh to Hanoi for you. Better yet — we are completely free to use.
Can Cheapflights find flights from Phnom Penh to Hanoi with no change fees?
Yes! Cheapflights helps users easily find flights from Phnom Penh to Hanoi with no change fees.
Can Cheapflights notify me if prices for flights from Phnom Penh to Hanoi become cheaper?
Of course! You can now track prices for flights from Phnom Penh to Hanoi and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.
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