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Cheap Flights from Phnom Penh to Siem Reap–Angkor

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Compare Phnom Penh to Siem Reap–Angkor flight deals

Find the cheapest month or even day of the year to fly to Siem Reap–Angkor

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Flight deals from Phnom Penh to Siem Reap–Angkor

Looking for a cheap last-minute deal or the best return flight from Phnom Penh to Siem Reap–Angkor ? Find the lowest prices on one-way and return tickets right here.
Siem Reap.90 € per passenger.Departing Fri, 23 May, returning Sun, 25 May.Return flight with AirAsia Cambodia and Cambodia Angkor Air.Outbound direct flight with AirAsia Cambodia departs from Phnom Penh on Fri, 23 May, arriving in Siem Reap–Angkor .Inbound direct flight with Cambodia Angkor Air departs from Siem Reap–Angkor on Sun, 25 May, arriving in Phnom Penh.Price includes taxes and charges.From 90 €, select.
Siem Reap.96 € per passenger.Departing Fri, 6 Jun, returning Sun, 8 Jun.Return flight with AirAsia Cambodia and Cambodia Angkor Air.Outbound direct flight with AirAsia Cambodia departs from Phnom Penh on Fri, 6 Jun, arriving in Siem Reap–Angkor .Inbound direct flight with Cambodia Angkor Air departs from Siem Reap–Angkor on Sun, 8 Jun, arriving in Phnom Penh.Price includes taxes and charges.From 96 €, select.
Siem Reap.97 € per passenger.Departing Sat, 31 May, returning Sun, 1 Jun.Return flight with AirAsia Cambodia and Cambodia Angkor Air.Outbound direct flight with AirAsia Cambodia departs from Phnom Penh on Sat, 31 May, arriving in Siem Reap–Angkor .Inbound direct flight with Cambodia Angkor Air departs from Siem Reap–Angkor on Sun, 1 Jun, arriving in Phnom Penh.Price includes taxes and charges.From 97 €, select.
Siem Reap.100 € per passenger.Departing Sat, 27 Sep, returning Tue, 30 Sep.Return flight with AirAsia Cambodia.Outbound direct flight with AirAsia Cambodia departs from Phnom Penh on Sat, 27 Sep, arriving in Siem Reap–Angkor .Inbound direct flight with AirAsia Cambodia departs from Siem Reap–Angkor on Tue, 30 Sep, arriving in Phnom Penh.Price includes taxes and charges.From 100 €, select.
Siem Reap.100 € per passenger.Departing Mon, 18 Aug, returning Tue, 2 Sep.Return flight with AirAsia Cambodia.Outbound direct flight with AirAsia Cambodia departs from Phnom Penh on Mon, 18 Aug, arriving in Siem Reap–Angkor .Inbound direct flight with AirAsia Cambodia departs from Siem Reap–Angkor on Tue, 2 Sep, arriving in Phnom Penh.Price includes taxes and charges.From 100 €, select.
Siem Reap.100 € per passenger.Departing Wed, 12 Nov, returning Wed, 26 Nov.Return flight with AirAsia Cambodia.Outbound direct flight with AirAsia Cambodia departs from Phnom Penh on Wed, 12 Nov, arriving in Siem Reap–Angkor .Inbound direct flight with AirAsia Cambodia departs from Siem Reap–Angkor on Wed, 26 Nov, arriving in Phnom Penh.Price includes taxes and charges.From 100 €, select.
Siem Reap.100 € per passenger.Departing Fri, 17 Oct, returning Sun, 19 Oct.Return flight with AirAsia Cambodia.Outbound direct flight with AirAsia Cambodia departs from Phnom Penh on Fri, 17 Oct, arriving in Siem Reap–Angkor .Inbound direct flight with AirAsia Cambodia departs from Siem Reap–Angkor on Sun, 19 Oct, arriving in Phnom Penh.Price includes taxes and charges.From 100 €, select.
Siem Reap.100 € per passenger.Departing Tue, 28 Oct, returning Wed, 12 Nov.Return flight with AirAsia Cambodia.Outbound direct flight with AirAsia Cambodia departs from Phnom Penh on Tue, 28 Oct, arriving in Siem Reap–Angkor .Inbound direct flight with AirAsia Cambodia departs from Siem Reap–Angkor on Wed, 12 Nov, arriving in Phnom Penh.Price includes taxes and charges.From 100 €, select.

Find the cheapest month to fly from Phnom Penh to Siem Reap–Angkor

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Phnom Penh to Siem Reap–Angkor flights are currently cheapest in May.
May
from 90 €
Jun
from 96 €
Jul
from 100 €
Aug
from 100 €
Sep
from 100 €
Oct
from 100 €
Nov
from 100 €
Dec
from 121 €
Jan
from 121 €
Feb
from 121 €
Mar
from 121 €
Apr
Find prices

Direct flights from Phnom Penh to Siem Reap–Angkor

Phnom Penh to Siem Reap–Angkor : Alternative routes

Compare routes from Phnom Penh to Siem Reap below. You may find an airport to fly into that's cheaper, faster, or easier than Siem Reap–Angkor .

Phnom Penh to Siem Reap: Flight information

The things to know before you go.
Cheapest flight found90 €
Cheapest month to flyMay
Average flight time51 mins
Most popular airlineCambodia Angkor Air
Average flights per week35

Finding cheap flights from Phnom Penh to Siem Reap–Angkor : Frequently asked questions

The best price we found for a return flight from Phnom Penh to Siem Reap–Angkor is 90 €. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
51 minutes is the average flight time from Phnom Penh to Siem Reap–Angkor .
Cambodia Angkor Air, Vietnam Airlines and AirAsia Cambodia fly direct from Phnom Penh to Siem Reap–Angkor .
As of May 2025, there are 35 flights per week flying from Phnom Penh to Siem Reap–Angkor .
The cheapest month to fly from Phnom Penh to Siem Reap–Angkor is usually May 2025.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Phnom Penh Airport to Siem Reap–Angkor Airport on Friday, 23 May 2025.
Yes – the average flight time is 51 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Siem Reap–Angkor but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Siem Reap is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, AirAsia Cambodia offers the cheapest flight tickets to Siem Reap–Angkor .

Travelling from Phnom Penh International Airport (PNH) to Siem Reap-Ankor International Airport (SAI): what you need to know

  • The average duration of a direct flight from Phnom Penh International Airport to Siem Reap-Ankor International Airport is 45 minutes.

  • Siem Reap's timezone is UTC+7, which is the same as Phnom Penh.

  • Each week, there are 234 Phnom Penh International Airport to Siem Reap-Ankor International Airport flights. If you prefer to take off early, pick the 07:40 AirAsia Cambodia flight. If you'd rather make the most of your day before flying, the last departure is at 18:15 with AirAsia Cambodia.

  • For a smooth journey, turn up at the airport two hours ahead of international flights and one hour before domestic departures. This ensures you have enough time to catch your PNH to SAI flight.

  • You can expect longer queues in popular months like August. Arriving up to four hours in advance for an international flight and two hours for a domestic departure is a good idea.

  • Flying into Siem Reap (and then seeing more of Cambodia!) is easy with Cambodia Angkor Air. This popular airline offers direct flights from Phnom Penh International Airport to Siem Reap-Ankor International Airport.

  • Most travellers choose to travel with Cambodia Angkor Air on this route.

  • Consider adding a stopover when booking your ticket from Phnom Penh International Airport to Siem Reap-Ankor International Airport. Simply deselect 'Direct flights only' to break up your trip, or even explore someplace new along the way. Here are some options between PNH and SAI:

    • Tan Son Nhat International Airport

    • Suvarnabhumi Airport

    • Kuala Lumpur International Airport

How to find the cheapest flights from Phnom Penh International Airport (PNH) to Siem Reap-Ankor International Airport (SAI)

  • Currently, 43 € is the lowest price we've seen for a one-way Phnom Penh International Airport to Siem Reap-Ankor International Airport flight. The best price for a return plane ticket is 90 €. Remember that fares may change due to demand when booking.

  • Get cheap tickets from PNH to SAI by booking at least five months ahead. According to our research, that's the sweet spot for finding a bargain.

  • The cheapest month for flights from Phnom Penh International Airport to Siem Reap-Ankor International Airport is April. Use the 'Whole month' tool to find the lowest airfares if you have a flexible travel schedule.

  • There's no need to check back in every day to see if fares have dropped when you create a Price Alert. We'll send you an update the moment there's a better deal on cheap flights from PNH to SAI.

  • Secure the right flight for you by using the filters. To see the 'Cheapest,' 'Best' or 'Fastest' flights from Phnom Penh International Airport to Siem Reap-Ankor International Airport, use the 'Sort by' tool. You can also filter by airline, departure and arrival times, and number of stops.

Handy information about Phnom Penh International Airport (PNH)

  • When it comes to the on-time performance of Phnom Penh International Airport, data shows 74.4% of flights stick to their scheduled arrival time.

  • To get to Phnom Penh International Airport from central Phnom Penh, it'll take around 30 minutes by car. Of course, this depends on traffic. It's approximately 11 kilometres from the airport to the city centre.

  • Looking for a convenient hotel close to PNH? If you're catching an early flight from Phnom Penh International Airport to Siem Reap-Ankor International Airport, these accommodation options will have you sleeping moments from your departure lounge:

Arriving at Siem Reap-Ankor International Airport (SAI)

  • After your Phnom Penh International Airport to Siem Reap-Ankor International Airport flight has touched down, kick back and relax at a nearby hotel. Chansor Community Homestay 18 is a great option within easy reach of SAI.

Getting from Siem Reap-Ankor International Airport (SAI) to central Siem Reap

  • Siem Reap-Ankor International Airport to central Siem Reap has a drive time of around 1 hour. It's approximately 48 kilometres away.

When to fly to Siem Reap-Ankor International Airport (SAI)

  • It's time to plan your trip dates for your flight from Phnom Penh International Airport to Siem Reap-Ankor International Airport. April is the most popular month to visit Siem Reap. If you prefer a more laid-back vibe, go in April.

  • Before locking in your flight from Phnom Penh International Airport to Siem Reap-Ankor International Airport, think about the type of weather you like. March is the warmest month in Siem Reap, with the temperature ranging from 22ºC (72ºF) to 38ºC (100ºF).

  • January has average temperatures of between 18ºC (64ºF) and 33ºC (91ºF). Search for cheap tickets from PNH to SAI sometime then if you'd rather travel in cooler conditions.

Explore more of Cambodia

  • Phnom Penh is just one of the many places in Cambodia waiting to be explored after you've seen Siem Reap. Around 225 kilometres away to the south-east, its top attractions include Royal Palace, Tuol Sleng Genocide Museum and Wat Phnom.

  • Around 306 kilometres south of Siem Reap, Sihanoukville is another essential stop in Cambodia. Get a taste of what this destination has to offer at Ochheuteal Beach, Wat Leu Temple and Wat Krom Temple.

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Prices shown on this page are estimated lowest prices only. Found in the last 45 days.