What is the cheapest airline that flies from Southeast Asia to Siem Reap–Angkor Intl?

Cambodia Angkor Air, Vietnam Airlines, and VietJet Air are the most popular carriers operating from Southeast Asia to Siem Reap–Angkor Intl

How many flights depart from Southeast Asia to Siem Reap on average per week?

The number of flights available between Southeast Asia and Siem Reap is 428 per week as of February 2026. The most frequent departure day is Tue, with 15% of weekly flights leaving on this day.

Which airlines fly to Siem Reap?

Thai AirAsia, Singapore Airlines and Cambodia Angkor Air are the top three most popular airlines that fly to Siem Reap from Southeast Asia according to our data. Thai AirAsia is the first choice among our users, with 64% of people opting to fly with this airline when travelling to Siem Reap. Keep in mind that there are 6 different airlines that fly to Siem Reap on a routine basis, so you have a few additional options to choose from.

How many flights depart from Southeast Asia to Siem Reap on average per day?

As of February 2026, 61 flights take off from Southeast Asia and land in Siem Reap each day. The most common flight departure time for this route is 07:00, with 49% of daily flights taking off at midday.

When did momondo last update prices for flights from Southeast Asia to Siem Reap–Angkor Intl Airport?

Prices for flights from Southeast Asia to Siem Reap–Angkor Intl Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Southeast Asia to Siem Reap–Angkor Intl Airport?

There are 7 operators available for flights from Southeast Asia to Siem Reap–Angkor Intl Airport as of February 2026.

How old do you have to be to fly from Southeast Asia to Siem Reap–Angkor Intl Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Southeast Asia to Siem Reap–Angkor Intl Airport.

What documentation or ID do you need to fly to Siem Reap–Angkor Intl Airport?

The travel and health documents required for your trip to Siem Reap–Angkor Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Siem Reap–Angkor Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

£69 Cheap Flights from Southeast Asia to Siem Reap in 2026

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One-way

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Enter your travel dates to find the best prices.

20:10 - 21:30

BKK

SAI

1h 20mdirect

23:50 - 01:10

SAI

BKK

1h 20mdirect

£145Emirates

Sat, 6 Jun - Sat, 13 Jun

20:10 - 21:30

BKK

SAI

1h 20mdirect

23:50 - 01:10

SAI

BKK

1h 20mdirect

£147Emirates

Tue, 5 May - Sat, 16 May

10:35 - 15:15

BKK

SAI

4h 40m

1 stop

19:45 - 09:30

SAI

BKK

13h 45m

1 stop

£148Cambodia Angkor Air

Sun, 22 Mar - Sun, 22 Mar

10:35 - 20:55

BKK

SAI

10h 20m

1 stop

09:20 - 13:55

SAI

BKK

4h 35m

1 stop

£151Cambodia Angkor Air

Sun, 1 Mar - Fri, 6 Mar

14:55 - 18:05

SIN

SAI

28h 10m

1 stop

19:05 - 13:55

SAI

SIN

17h 50m

1 stop

£153VietJet Air

Thu, 12 Mar - Tue, 17 Mar

09:20 - 18:05

DAD

SAI

8h 45m

1 stop

19:05 - 08:50

SAI

DAD

13h 45m

1 stop

£164VietJet Air

Sat, 4 Apr - Tue, 14 Apr

04:55 - 17:10

SGN

SAI

12h 15m

1 stop

18:05 - 00:10

SAI

SGN

6h 05m

1 stop

£165Vietnam Airlines

Tue, 12 May - Wed, 20 May

17:35 - 18:40

SGN

SAI

1h 05mdirect

19:40 - 20:55

SAI

SGN

1h 15mdirect

£168Vietnam Airlines

Fri, 24 Apr - Mon, 27 Apr

08:25 - 09:40

SIN

SAI

2h 15mdirect

10:30 - 13:55

SAI

SIN

2h 25mdirect

£176Singapore Airlines

Fri, 10 Jul - Mon, 13 Jul

13:50 - 15:10

SIN

SAI

2h 20mdirect

10:30 - 13:55

SAI

SIN

2h 25mdirect

£177Singapore Airlines

Fri, 12 Jun - Sun, 14 Jun

Emirates flights from Southeast Asia to Siem Reap

Our best Emirates deals on Southeast Asia to Siem Reap flight tickets

Emirates

6 Jun

BKK20:10Bangkok Suvarnabhumi

1h 20m

SAI21:30Siem Reap–Angkor Intl

13 Jun

SAI23:50Siem Reap–Angkor Intl

1h 20m

BKK01:10Bangkok Suvarnabhumi

£145

Emirates

5 May

BKK20:10Bangkok Suvarnabhumi

1h 20m

SAI21:30Siem Reap–Angkor Intl

16 May

SAI23:50Siem Reap–Angkor Intl

1h 20m

BKK01:10Bangkok Suvarnabhumi

£147

Emirates

24 Feb

BKK19:50Bangkok Suvarnabhumi

1h 20m

SAI21:10Siem Reap–Angkor Intl

28 Feb

SAI23:50Siem Reap–Angkor Intl

1h 20m

BKK01:10Bangkok Suvarnabhumi

£154

Cambodia Angkor Air flights from Southeast Asia to Siem Reap

Our best Cambodia Angkor Air deals on Southeast Asia to Siem Reap flight tickets

Cambodia Angkor Air

22 Mar

BKK10:35Bangkok Suvarnabhumi

4h 40m

1 stop

SAI15:15Siem Reap–Angkor Intl

22 Mar

SAI19:45Siem Reap–Angkor Intl

13h 45m

1 stop

BKK09:30Bangkok Suvarnabhumi

£148

Cambodia Angkor Air

1 Mar

BKK10:35Bangkok Suvarnabhumi

10h 20m

1 stop

SAI20:55Siem Reap–Angkor Intl

6 Mar

SAI09:20Siem Reap–Angkor Intl

4h 35m

1 stop

BKK13:55Bangkok Suvarnabhumi

£151

Cambodia Angkor Air

11 Feb

BKK14:45Bangkok Suvarnabhumi

17h 55m

1 stop

SAI08:40Siem Reap–Angkor Intl

20 Feb

SAI21:40Siem Reap–Angkor Intl

14h 30m

1 stop

BKK12:10Bangkok Suvarnabhumi

£162

Fly from

Fly to

Route

Depart

Return

Price

BangkokSiem Reap

BKK - SAI

BKKSAI

Bangkok Suvarnabhumi

Sat 6/6

20:10-21:30

Nonstop1h 20m

Siem Reap–Angkor Intl

Sat 13/6

23:50-01:10

Nonstop1h 20m

£145

BangkokSiem Reap

BKK - SAI

BKKSAI

Bangkok Suvarnabhumi

Tue 5/5

20:10-21:30

Nonstop1h 20m

Siem Reap–Angkor Intl

Sat 16/5

23:50-01:10

Nonstop1h 20m

£147

BangkokSiem Reap

BKK - SAI

BKKSAI

Bangkok Suvarnabhumi

Sun 22/3

10:35-15:15

1 stop4h 40m

Siem Reap–Angkor Intl

Sun 22/3

19:45-09:30

1 stop13h 45m

£148

BangkokSiem Reap

BKK - SAI

BKKSAI

Bangkok Suvarnabhumi

Sun 1/3

10:35-20:55

1 stop10h 20m

Siem Reap–Angkor Intl

Fri 6/3

09:20-13:55

1 stop4h 35m

£151

SingaporeSiem Reap

SIN - SAI

SINSAI

Singapore Changi

Thu 12/3

14:55-18:05

1 stop28h 10m

Siem Reap–Angkor Intl

Tue 17/3

19:05-13:55

1 stop17h 50m

£153

Da NangSiem Reap

DAD - SAI

DADSAI

Da Nang

Sat 4/4

09:20-18:05

1 stop8h 45m

Siem Reap–Angkor Intl

Tue 14/4

19:05-08:50

1 stop13h 45m

£164

Ho Chi Minh CitySiem Reap

SGN - SAI

SGNSAI

Ho Chi Minh City

Tue 12/5

04:55-17:10

1 stop12h 15m

Siem Reap–Angkor Intl

Wed 20/5

18:05-00:10

1 stop6h 05m

£165

Ho Chi Minh CitySiem Reap

SGN - SAI

SGNSAI

Ho Chi Minh City

Fri 24/4

17:35-18:40

Nonstop1h 05m

Siem Reap–Angkor Intl

Mon 27/4

19:40-20:55

Nonstop1h 15m

£168

SingaporeSiem Reap

SIN - SAI

SINSAI

Singapore Changi

Fri 10/7

08:25-09:40

Nonstop2h 15m

Siem Reap–Angkor Intl

Mon 13/7

10:30-13:55

Nonstop2h 25m

£176

SingaporeSiem Reap

SIN - SAI

SINSAI

Singapore Changi

Fri 12/6

13:50-15:10

Nonstop2h 20m

Siem Reap–Angkor Intl

Sun 14/6

10:30-13:55

Nonstop2h 25m

£177

Flights are sorted by cheapest return flights first.

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How to get the cheapest flight ticket from Southeast Asia to Siem Reap

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Siem Reap?

The month of June is, on average, the cheapest month to fly to Siem Reap from Southeast Asia, with most prices found around £120. If you don’t want to visit Siem Reap in June, then you should wait until March to fly from Southeast Asia, when ticket prices are also cheap, with an average price of £126.

What is the cheapest day to depart on your flight to Siem Reap?

On average, the least expensive day to fly to Siem Reap from Southeast Asia is on a Thursday. momondo users have found tickets for Thursday departures for as low as £147. However, this price may fluctuate depending on the airline, the season, and holidays. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around £177. These prices are subject to change though, so be sure to set up a Price Alert for flights to Siem Reap.

What is the cheapest time of day to depart on your flight to Siem Reap?

The cheapest time of day to fly to Siem Reap is in the evening when flights can be purchased for as low as £127. In contrast, the most expensive time of day to depart to Siem Reap is in the afternoon when prices are around £148.

What is the cheapest Southeast Asia to Siem Reap–Angkor Intl flight route?

Fly from Phuket City to Siem Reap–Angkor Intl for the best Southeast Asia - Siem Reap–Angkor Intl flight prices

How far in advance should I book a flight to Siem Reap?

You are more likely to see cheaper flights to Siem Reap from Southeast Asia when booking weeks ahead of your departure date. In general, you can expect to find flights to Siem Reap for around £140 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Siem Reap from Southeast Asia for as low as £131 on momondo.

What cabin class options are available on Southeast Asia to Siem Reap–Angkor Intl flights?

There are 3 cabin classes available to choose from on Southeast Asia to Siem Reap–Angkor Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Southeast Asia to Siem Reap flights?

No. A direct flight is the cheapest option for a flight between Southeast Asia to Siem Reap.

Cheap Southeast Asia to Siem Reap flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Southeast Asia to Siem Reap

Fastest flight time	2h 10m
Direct flights	Every day
Airports in Siem Reap	1 airport

The fastest flight from Southeast Asia to Siem Reap takes 2h 10m

Direct flights go from Southeast Asia to Siem Reap every day.

There is 1 airport in Siem Reap. From Southeast Asia there are direct flights to Siem Reap–Angkor Intl (SAI).

Search flight deals

When did momondo last update prices for flights from Southeast Asia to Siem Reap–Angkor Intl Airport?
Prices for flights from Southeast Asia to Siem Reap–Angkor Intl Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Southeast Asia to Siem Reap–Angkor Intl Airport?
There are 7 operators available for flights from Southeast Asia to Siem Reap–Angkor Intl Airport as of February 2026.
How old do you have to be to fly from Southeast Asia to Siem Reap–Angkor Intl Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Southeast Asia to Siem Reap–Angkor Intl Airport.
What documentation or ID do you need to fly to Siem Reap–Angkor Intl Airport?
The travel and health documents required for your trip to Siem Reap–Angkor Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Siem Reap–Angkor Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Southeast Asia to Siem Reap

Compare and see reviews for airlines that fly from Southeast Asia to Siem Reap with momondo

Airline	Rating	Free Cancellation	Price
Thai AirAsia	PriceFrom £47	Free Cancellation	Rating 7.5 233 reviews	Search Thai AirAsia flights
Thai Airways	PriceFrom £76	Free Cancellation	Rating 7.8 382 reviews	Search Thai Airways flights
Cambodia Angkor Air	PriceFrom £99	Free Cancellation	Rating 8.1 11 reviews	Search Cambodia Angkor Air flights
Bangkok Airways	PriceFrom £135	Free Cancellation	Rating 8.0 121 reviews	Search Bangkok Airways flights
Singapore Airlines	PriceFrom £169	Free Cancellation	Rating 8.2 1,443 reviews	Search Singapore Airlines flights
Vietnam Airlines	PriceFrom £177	Free Cancellation	Rating 7.6 224 reviews	Search Vietnam Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Southeast Asia to Siem Reap?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Southeast Asia to Siem Reap. momondo saves you time and could save you money on your trip.

Can I find flights from Southeast Asia to Siem Reap with flexible booking policies on momondo?

momondo does allow users to show only those flights to Siem Reap from Southeast Asia which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Southeast Asia to Siem Reap?

Once all potential Southeast Asia to Siem Reap flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Southeast Asia to Siem Reap right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Southeast Asia to Siem Reap now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Siem Reap and let you know when they change.

An easier way to manage your Siem Reap trip

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Cheap flights from Southeast Asia to Siem Reap from £69

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Southeast Asia to Siem Reap departing on 8/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Big names, great deals

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Cheap return flights

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Emirates flights from Southeast Asia to Siem Reap

Our best Emirates deals on Southeast Asia to Siem Reap flight tickets

Cambodia Angkor Air flights from Southeast Asia to Siem Reap

Our best Cambodia Angkor Air deals on Southeast Asia to Siem Reap flight tickets

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How to get the cheapest flight ticket from Southeast Asia to Siem Reap

What is the cheapest month to fly to Siem Reap?

What is the cheapest day to depart on your flight to Siem Reap?

What is the cheapest time of day to depart on your flight to Siem Reap?

The cheapest time of day to fly to Siem Reap is in the evening when flights can be purchased for as low as £127. In contrast, the most expensive time of day to depart to Siem Reap is in the afternoon when prices are around £148.

What is the cheapest Southeast Asia to Siem Reap–Angkor Intl flight route?

Fly from Phuket City to Siem Reap–Angkor Intl for the best Southeast Asia - Siem Reap–Angkor Intl flight prices

How far in advance should I book a flight to Siem Reap?

What cabin class options are available on Southeast Asia to Siem Reap–Angkor Intl flights?

There are 3 cabin classes available to choose from on Southeast Asia to Siem Reap–Angkor Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Southeast Asia to Siem Reap flights?

No. A direct flight is the cheapest option for a flight between Southeast Asia to Siem Reap.

What is the cheapest airline that flies from Southeast Asia to Siem Reap–Angkor Intl?

Cambodia Angkor Air, Vietnam Airlines, and VietJet Air are the most popular carriers operating from Southeast Asia to Siem Reap–Angkor Intl

Which airlines fly to Siem Reap?

How many flights depart from Southeast Asia to Siem Reap on average per day?

As of February 2026, 61 flights take off from Southeast Asia and land in Siem Reap each day. The most common flight departure time for this route is 07:00, with 49% of daily flights taking off at midday.

How many flights depart from Southeast Asia to Siem Reap on average per week?

The number of flights available between Southeast Asia and Siem Reap is 428 per week as of February 2026. The most frequent departure day is Tue, with 15% of weekly flights leaving on this day.

Cheap Southeast Asia to Siem Reap flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Southeast Asia to Siem Reap

Fastest flight time

Direct flights

Airports in Siem Reap

When did momondo last update prices for flights from Southeast Asia to Siem Reap–Angkor Intl Airport?

How many operators does momondo search for flights from Southeast Asia to Siem Reap–Angkor Intl Airport?

How old do you have to be to fly from Southeast Asia to Siem Reap–Angkor Intl Airport?

What documentation or ID do you need to fly to Siem Reap–Angkor Intl Airport?

Best airlines flying from Southeast Asia to Siem Reap

Compare and see reviews for airlines that fly from Southeast Asia to Siem Reap with momondo

Why use momondo?

Why should I use momondo to find a flight deal from Southeast Asia to Siem Reap?

Can I find flights from Southeast Asia to Siem Reap with flexible booking policies on momondo?

How can momondo help me find flights from Southeast Asia to Siem Reap?

I’m not ready to book a flight from Southeast Asia to Siem Reap right now. Can momondo alert me if prices change?

An easier way to manage your Siem Reap trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Cambodia

Fly your favourite airline to Siem Reap

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Siem Reap

List of cabin classes available on flights landing in Siem Reap. Availability may vary depending on flight origin and airline.

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Popular flights according to clicks in the last 7 days on momondo

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