Cheap Flights from Phnom Penh 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.ج.م.‏ 2,446 per passenger.Departing Thu, 4 Sep.One-way flight with AirAsia Cambodia.Outbound direct flight with AirAsia Cambodia departs from Phnom Penh on Thu, 4 Sep, arriving in Siem Reap–Angkor .Price includes taxes and charges.From ج.م.‏ 2,446, select.

Siem Reap.ج.م.‏ 2,455 per passenger.Departing Thu, 2 Oct.One-way flight with AirAsia Cambodia.Outbound direct flight with AirAsia Cambodia departs from Phnom Penh on Thu, 2 Oct, arriving in Siem Reap–Angkor .Price includes taxes and charges.From ج.م.‏ 2,455, select.

Siem Reap.ج.م.‏ 2,455 per passenger.Departing Tue, 29 Jul.One-way flight with AirAsia Cambodia.Outbound direct flight with AirAsia Cambodia departs from Phnom Penh on Tue, 29 Jul, arriving in Siem Reap–Angkor .Price includes taxes and charges.From ج.م.‏ 2,455, select.

Siem Reap.ج.م.‏ 2,455 per passenger.Departing Wed, 13 Aug.One-way flight with AirAsia Cambodia.Outbound direct flight with AirAsia Cambodia departs from Phnom Penh on Wed, 13 Aug, arriving in Siem Reap–Angkor .Price includes taxes and charges.From ج.م.‏ 2,455, select.

Siem Reap.ج.م.‏ 2,475 per passenger.Departing Wed, 12 Mar.One-way flight with AirAsia Cambodia.Outbound direct flight with AirAsia Cambodia departs from Phnom Penh on Wed, 12 Mar, arriving in Siem Reap–Angkor .Price includes taxes and charges.From ج.م.‏ 2,475, select.

Siem Reap.ج.م.‏ 2,475 per passenger.Departing Wed, 12 Nov.One-way flight with AirAsia Cambodia.Outbound direct flight with AirAsia Cambodia departs from Phnom Penh on Wed, 12 Nov, arriving in Siem Reap–Angkor .Price includes taxes and charges.From ج.م.‏ 2,475, select.

Siem Reap.ج.م.‏ 2,689 per passenger.Departing Fri, 30 May.One-way flight with AirAsia Cambodia.Outbound direct flight with AirAsia Cambodia departs from Phnom Penh on Fri, 30 May, arriving in Siem Reap–Angkor .Price includes taxes and charges.From ج.م.‏ 2,689, select.

Siem Reap.ج.م.‏ 2,689 per passenger.Departing Thu, 3 Apr.One-way flight with AirAsia Cambodia.Outbound direct flight with AirAsia Cambodia departs from Phnom Penh on Thu, 3 Apr, arriving in Siem Reap–Angkor .Price includes taxes and charges.From ج.م.‏ 2,689, 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 September.

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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 found	ج.م.‏ 2,424
Cheapest month to fly	September
Average flight time	50 mins
Most popular airline	Cambodia Angkor Air
Average flights per week	18

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

How much are return flights from Phnom Penh to Siem Reap–Angkor ?

The best price we found for a return flight from Phnom Penh to Siem Reap–Angkor is ج.م.‏ 4,894. 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.

How long does it take to fly from Phnom Penh to Siem Reap–Angkor ?

50 minutes is the average flight time from Phnom Penh to Siem Reap–Angkor .

Which airlines fly direct from Phnom Penh to Siem Reap–Angkor ?

Cambodia Angkor Air, Vietnam Airlines and AirAsia Cambodia fly direct from Phnom Penh to Siem Reap–Angkor .

How many flights are there a week from Phnom Penh to Siem Reap–Angkor ?

As of March 2025, there are 18 flights per week flying from Phnom Penh to Siem Reap–Angkor .

When is the cheapest time to fly from Phnom Penh to Siem Reap–Angkor ?

The cheapest month to fly from Phnom Penh to Siem Reap–Angkor is usually March 2025.

Which upcoming date is cheapest to fly from Phnom Penh Airport to Siem Reap–Angkor Airport on?

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 Thursday, 4 September 2025.

Can I get a direct flight from Phnom Penh Airport to Siem Reap–Angkor Airport?

Yes – the average flight time is 50 minutes.

How can I find the best flight deal to Siem Reap–Angkor ?

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.

When is the best time to book flights to Siem Reap?

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.

Which is the cheapest airline to fly from Phnom Penh Airport to Siem Reap–Angkor with?

Currently, AirAsia Cambodia offers the cheapest flight tickets to Siem Reap–Angkor .

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

Expect to be airborne for around 47 minutes. On average, that's the time it takes for a direct flight from Phnom Penh International Airport to Siem Reap-Ankor International Airport. Phnom Penh and Siem Reap are in the same timezone (UTC+7).
For the first departure, take the 07:40 flight from Phnom Penh International Airport to Siem Reap-Ankor International Airport. If you want to jet off later, the last flight is at 21:20. With 234 flights each week from PNH to SAI, you can select the one that works best for you.
Travelling during a peak month such as August? Public holidays and other popular periods can result in longer lines and delays at checkpoints. Play things extra safe and arrive up to four hours ahead of an international flight and two hours before domestic departures.
Cambodia Angkor Air has direct flights from Phnom Penh International Airport to Siem Reap-Ankor International Airport. Book with this popular carrier, then get ready to tick off the sights in Siem Reap — plus maybe even more of Cambodia if you have time.
If you want to have a stopover for your flight from Phnom Penh International Airport to Siem Reap-Ankor International Airport, just uncheck 'Direct flights only' and check out your options. These are the top stopovers between PNH and SAI:
- Kuala Lumpur International Airport
- Tan Son Nhat International Airport
- Suvarnabhumi Airport
Once you've booked cheap ticket from PNH to SAI, get your travel documents ready. A visa or passport isn't necessary since you're flying within Cambodia. As long as you have some other identity document, such as an ID card or driver's license, you're all set.

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

ج.م.‏ 2,424 is the best price for a one-way ticket from Phnom Penh International Airport to Siem Reap-Ankor International Airport. Return flights start from ج.م.‏ 4,850. These fares can change based on availability and demand.
To score cheap flight tickets from PNH to SAI, reserve your trip 8 months before your departure.
April is the cheapest month for flight tickets from Phnom Penh International Airport to Siem Reap-Ankor International Airport. If you need to fly at a different time of year, the 'Whole month' tool will show you the lowest airfares for each month.
Sign into your online account or use the app to set up a Price Alert. We'll let you know right away if there's a better deal on this route. It doesn't take long, and it'll save you the hassle of searching for cheap flight tickets from PNH to SAI every day.
Use filters to tailor your flights from Phnom Penh International Airport to Siem Reap-Ankor International Airport. Select your ideal departure and arrival times, number of stops and airlines. Alternatively, sort your results by 'Cheapest' to see the best deals.

Handy information about Phnom Penh International Airport (PNH)

To reach Phnom Penh International Airport from central Phnom Penh, it'll take about 30 minutes if you're travelling by car. Of course, this depends on traffic. It's approximately 11 kilometres from the airport to the city centre.
Got an early flight from Phnom Penh International Airport to Siem Reap-Ankor International Airport? Avoid the last-minute rush to the terminal (and sneak in some extra precious sleep) by picking one of these hotels close to PNH:

Arriving at Siem Reap-Ankor International Airport (SAI)

Consider staying at Chansor Community Homestay 18 after touching down from your flight from Phnom Penh International Airport to Siem Reap-Ankor International Airport. It's a quick drive from SAI and a good option if you're eager to freshen up right away.

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

From Siem Reap-Ankor International Airport, Siem Reap is approximately 48 kilometres away. It takes around 59 minutes to get to the centre driving.

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

August is the busiest month for flights from Phnom Penh International Airport to Siem Reap-Ankor International Airport. To steer clear of the crowds, go to Siem Reap in April.
When reserving your flight from Phnom Penh International Airport to Siem Reap-Ankor International Airport, consider the type of weather you enjoy. March is the warmest month in Siem Reap, with temperatures ranging from 22 ºC to 38 ºC.
January has average temperatures of between 18 ºC and 33 ºC. Search for cheap flight tickets from PNH to SAI sometime then if you like cooler conditions.

More about Siem Reap

Start your Siem Reap trip right by finding a great place to stay. Once you've booked your flight from PNH to SAI, explore our range of hotel options including:
Bayon Temple and Angkor Thom are just a couple of the big attractions to put on your Siem Reap to-do list. Keep the adventure rolling by checking out Pub Street.

Complete your Siem Reap trip with hotels and a car rental

We've got more party tricks than just comparing flights. After booking your cheap ticket to Siem Reap-Ankor International Airport, check out our great car rental offers that'll give you the freedom to see the sights at your own pace. Then, have a look at our exclusive rates for hotels to find the ideal Siem Reap stay.