What airport do you fly into for flights to Siem Reap?

Travelers will need to book flights to Siem Reap–Angkor Intl (SAI) if they wish to fly to Siem Reap. The Siem Reap airport is 24.7 mi from the city center.

Can I find cheaper flights to Siem Reap if I am willing to have stopovers?

Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Siem Reap on Cheapflights that require 1 or 2 stops for potential cost savings.

What is the best airline to fly to Siem Reap?

Based on reviews from Cheapflights users, Austrian Airlines is rated the highest out of the airlines that fly to Siem Reap.

What is the cheapest airport to fly to in Siem Reap?

Siem Reap–Angkor Intl is currently the cheapest airport to fly to in Siem Reap. One-way flights to Siem Reap–Angkor Intl typically cost £43, while return flights cost around £121.

How much is a return flight to Siem Reap?

A return flight to Siem Reap will typically cost around £239, however they can be found for as little as £121.

Where does the fastest flight to Siem Reap depart from?

For those looking to save time traveling to Siem Reap, London offers the quickest one-way flight (16 hours 15 minutes).

Does Siem Reap–Angkor Intl have car hire?

Yes. Those touching down at Siem Reap–Angkor Intl can take advantage of the car hire services offered upon their arrival.

Are there hotels close to Siem Reap–Angkor Intl?

Yes. Siem Reap–Angkor Intl has hotels nearby for those requiring accommodations. Beng Mealea Lodge is the closest property to Siem Reap–Angkor Intl (6.0 mi away from Siem Reap–Angkor Intl).

£263+ Cheap Flights to Siem Reap, Cambodia

Flights to Siem Reap, Cambodia in 2026

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights to Siem Reap
Explore the most affordable flight options available to Siem Reap. Find the lowest fares based on data from user searches, with prices last updated on 22 August 2026.

Thu 10/912:35 -

2 stops23h 30m

Thu 8/1019:05 -

2 stops41h 55m

Deal found 20/8£525

Wed 2/922:00 -

2 stops40h 10m

Wed 30/921:10 -

2 stops39h 30m

Deal found 20/8£585

Thu 10/913:50 -

2 stops23h 05m

Thu 8/1009:40 -

2 stops28h 15m

Deal found 20/8£627

Sun 13/909:05 -

2 stops27h 50m

Wed 21/1009:40 -

2 stops28h 45m

Deal found 19/8£632

Sun 13/906:00 -

2 stops30h 55m

Wed 21/1009:40 -

2 stops18h 05m

Deal found 19/8£633

Tue 27/1008:35 -

2 stops27h 10m

Sun 8/1109:55 -

2 stops28h 55m

Deal found 18/8£633

Tue 27/1012:05 -

2 stops23h 40m

Sun 8/1109:55 -

2 stops18h 45m

Deal found 18/8£634

Thu 10/911:35 -

2 stops23h 35m

Wed 23/919:35 -

2 stops41h 20m

Deal found 20/8£640

Wed 28/1009:50 -

2 stops22h 10m

Wed 11/1110:10 -

2 stops27h 20m

Deal found 18/8£646

Mon 24/811:15 -

2 stops24h 50m

Mon 31/819:05 -

2 stops41h 50m

Deal found 19/8£647

Tue 27/1008:35 -

2 stops27h 10m

Sat 7/1109:55 -

2 stops28h 55m

Deal found 18/8£648

Tue 27/1012:05 -

2 stops23h 40m

Sat 7/1109:55 -

2 stops29h 10m

Deal found 18/8£648

Best flights to Siem Reap
Discover carefully curated flight deals to Siem Reap that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 22 August 2026.

Tue 27/1008:35 -

2 stops27h 10m

Sun 8/1109:55 -

2 stops28h 55m

Deal found 18/8£633

Wed 2/905:40 -

3 stops29h 30m

Wed 30/915:35 -

3 stops26h 15m

Deal found 20/8£742

Wed 16/914:55 -

2 stops24h 35m

Sat 17/1023:50 -

2 stops24h 55m

Deal found 19/8£753

Tue 10/1111:00 -

1 stop26h 30m

Thu 3/1217:05 -

2 stops21h 10m

Deal found 18/8£768

Thu 12/1113:05 -

1 stop19h 55m

Thu 19/1110:45 -

1 stop26h 40m

Deal found 17/8£825

Sat 12/917:45 -

2 stops19h 10m

Tue 20/1019:35 -

2 stops20h 20m

Deal found 19/8£894

Thu 3/1221:20 -

1 stop14h 25m

Mon 14/1219:25 -

1 stop17h 00m

Deal found 18/8£898

Wed 2/909:20 -

2 stops20h 55m

Wed 23/919:35 -

2 stops42h 20m

Deal found 22/8£1,224

Tue 27/1009:15 -

2 stops26h 30m

Sun 8/1109:55 -

2 stops29h 45m

Deal found 18/8£648

Wed 9/909:25 -

2 stops27h 30m

Thu 8/1009:40 -

2 stops28h 45m

Deal found 20/8£649

Wed 9/914:55 -

2 stops24h 35m

Thu 8/1023:50 -

2 stops24h 55m

Deal found 20/8£755

Thu 3/1211:00 -

1 stop26h 30m

Mon 14/1218:40 -

1 stop19h 35m

Deal found 19/8£775

Wed 9/909:15 -

2 stops27h 40m

Thu 8/1009:40 -

2 stops29h 00m

Deal found 20/8£665

Sat 26/905:40 -

3 stops29h 30m

Sat 27/316:50 -

3 stops28h 10m

Deal found 22/8£806

Thu 10/923:55 -

2 stops39h 35m

Sat 17/1023:50 -

2 stops25h 55m

Deal found 19/8£759

Thu 15/1018:55 -

1 stop17h 25m

Wed 18/1121:30 -

1 stop16h 45m

Deal found 19/8£783

Thu 10/909:15 -

2 stops27h 40m

Thu 8/1009:40 -

2 stops29h 00m

Deal found 20/8£665

Sun 13/923:55 -

2 stops39h 35m

Thu 8/1023:50 -

2 stops25h 55m

Deal found 20/8£761

Tue 10/1111:00 -

1 stop26h 30m

Sat 5/1221:30 -

2 stops40h 45m

Deal found 19/8£821

Fri 11/914:55 -

2 stops24h 35m

Sat 17/1023:50 -

2 stops24h 55m

Deal found 19/8£773

Wed 28/1015:05 -

3 stops23h 05m

Fri 29/109:50 -

2 stops19h 00m

Deal found 21/8£949

Fri 30/1014:05 -

2 stops24h 05m

Sat 7/1123:50 -

2 stops25h 05m

Deal found 18/8£775

Thu 3/1209:20 -

2 stops20h 20m

Mon 14/1219:25 -

2 stops42h 50m

Deal found 20/8£1,246

Fri 11/909:05 -

2 stops30h 25m

Thu 8/1023:50 -

2 stops27h 40m

Deal found 20/8£781

Thu 15/1009:15 -

2 stops27h 40m

Sun 15/1109:55 -

2 stops29h 45m

Deal found 19/8£919

Fri 30/1014:05 -

2 stops24h 05m

Mon 9/1113:20 -

2 stops29h 45m

Deal found 18/8£781

Thu 10/1207:45 -

2 stops28h 00m

Sun 3/110:10 -

3 stops30h 20m

Deal found 21/8£1,145

Wed 27/109:15 -

2 stops26h 30m

Sat 6/209:55 -

2 stops33h 45m

Deal found 21/8£940

Sun 13/921:05 -

2 stops33h 10m

Thu 8/1023:50 -

2 stops24h 55m

Deal found 20/8£792

Sat 19/1205:55 -

3 stops30h 35m

Mon 4/110:10 -

3 stops41h 40m

Deal found 18/8£1,249

Find flight deals to Siem Reap

Return from	£525
One-way from	£263
Popular in	December
Cheapest in	July
Average price	£914

10/9-8/10
4 total stops
65h 25m total
London to Siem Reap

Search Deals

7/9
3 total stops
38h 15m total
London to Siem Reap

Search Deals

Highest demand for flights based on searches. 9% potential increase in price (£86 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease (£34 potential savings vs. average return price).

Search Deals

Average for return flights in August 2026

Search Deals

Fly from

Route

Depart

Return

Price

Cheapest return flight

LondonSiem Reap

LGW London Gatwick - SAI Siem Reap–Angkor Intl

LGWSAI

London Gatwick

Tue 27/10

08:35-18:45

2 stops27h 10m

Siem Reap–Angkor Intl

Sun 8/11

09:55-07:50

2 stops28h 55m

£633

LondonSiem Reap

LCY London City - SAI Siem Reap–Angkor Intl

LCYSAI

London City

Tue 27/10

09:15-18:45

2 stops26h 30m

Siem Reap–Angkor Intl

Sun 8/11

09:55-08:40

2 stops29h 45m

£648

LondonSiem Reap

LGW London Gatwick - SAI Siem Reap–Angkor Intl

LGWSAI

London Gatwick

Wed 9/9

09:25-18:55

2 stops27h 30m

Siem Reap–Angkor Intl

Thu 8/10

09:40-08:25

2 stops28h 45m

£649

LondonSiem Reap

LCY London City - SAI Siem Reap–Angkor Intl

LCYSAI

London City

Wed 9/9

09:15-18:55

2 stops27h 40m

Siem Reap–Angkor Intl

Thu 8/10

09:40-08:40

2 stops29h 00m

£665

LondonSiem Reap

LCY London City - SAI Siem Reap–Angkor Intl

LCYSAI

London City

Thu 10/9

09:15-18:55

2 stops27h 40m

Siem Reap–Angkor Intl

Thu 8/10

09:40-08:40

2 stops29h 00m

£665

LondonSiem Reap

LTN London Luton - SAI Siem Reap–Angkor Intl

LTNSAI

London Luton

Wed 2/9

05:40-17:10

3 stops29h 30m

Siem Reap–Angkor Intl

Wed 30/9

15:35-11:50

3 stops26h 15m

£742

LondonSiem Reap

STN London Stansted - SAI Siem Reap–Angkor Intl

STNSAI

London Stansted

Wed 16/9

14:55-21:30

2 stops24h 35m

Siem Reap–Angkor Intl

Sat 17/10

23:50-18:45

2 stops24h 55m

£753

LondonSiem Reap

STN London Stansted - SAI Siem Reap–Angkor Intl

STNSAI

London Stansted

Wed 9/9

14:55-21:30

2 stops24h 35m

Siem Reap–Angkor Intl

Thu 8/10

23:50-18:45

2 stops24h 55m

£755

LondonSiem Reap

LGW London Gatwick - SAI Siem Reap–Angkor Intl

LGWSAI

London Gatwick

Thu 10/9

23:55-21:30

2 stops39h 35m

Siem Reap–Angkor Intl

Sat 17/10

23:50-19:45

2 stops25h 55m

£759

LondonSiem Reap

LGW London Gatwick - SAI Siem Reap–Angkor Intl

LGWSAI

London Gatwick

Sun 13/9

23:55-21:30

2 stops39h 35m

Siem Reap–Angkor Intl

Thu 8/10

23:50-19:45

2 stops25h 55m

£761

Flights are sorted by cheapest return flights first.

Deals found on 19/8

Showing 1-10 of 60 resultsSorted by cheapest first

...

Best time to book a flight to Siem Reap

Have a flexible travel schedule? Discover the best time to fly to Siem Reap with our price prediction graph.

LON-SAI

STN-SAI

LHR-SAI

LGW-SAI

LTN-SAI

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 to Siem Reap

LON-SAI

STN-SAI

LHR-SAI

LGW-SAI

LTN-SAI

How long is the flight to Siem Reap?

On average, a flight from London to Siem Reap takes 19 hours 36 minutes. Flights to Siem Reap from other popular cities in United Kingdom will vary in length. Below are a few examples of popular routes and their flight times.

What are the most popular airlines that fly to Siem Reap?

The most popular airlines flying from London to Siem Reap are Singapore Airlines, Vietnam Airlines and Thai Airways.

What are the cheapest airlines that fly to Siem Reap?

The cheapest airlines flying from London to Siem Reap are Austrian Airlines, Vietnam Airlines and Singapore Airlines.

Rainfall in Siem Reap by month

In terms of precipitation, rainfall in Siem Reap ranges from 0.0 - 260.0 inches per month. September is typically the wettest month, when rainfall can reach 260.0 mm. January is typically the driest time to visit Siem Reap when rainfall is around 0.0 mm.

Temperature in Siem Reap by month

If weather is an important factor for your trip to Siem Reap, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 29.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 24.0 C).

Reviews of airlines servicing Siem Reap

Get a feel of what it's like to fly with Singapore Airlines,Thai Airways, andVietnam Airlines to Cambodia by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Singapore Airlines

8.2

Very Good

1,585 reviews

Check prices

Reviews

1 / 20

6.0

Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.

Singapore Airlines

8.2

Very Good

1,585 reviews

Singapore Airlines

8.2

Very Good

1,585 reviews

Check prices

Reviews

1 / 20

6.0

Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.

Thai Airways

7.9

Good

417 reviews

Singapore Airlines

8.2

Very Good

1,585 reviews

Check prices

Reviews

1 / 20

6.0

Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.

Vietnam Airlines

7.7

Good

285 reviews

Singapore Airlines

8.2

Very Good

1,585 reviews

Check prices

Reviews

1 / 20

6.0

Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.

British Airways

6.7

Okay

8,183 reviews

Singapore Airlines

8.2

Very Good

1,585 reviews

Check prices

Reviews

1 / 20

6.0

Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.

FAQs about flying to Siem Reap

What airport do you fly into for flights to Siem Reap?
Travelers will need to book flights to Siem Reap–Angkor Intl (SAI) if they wish to fly to Siem Reap. The Siem Reap airport is 24.7 mi from the city center.
Can I find cheaper flights to Siem Reap if I am willing to have stopovers?
Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Siem Reap on Cheapflights that require 1 or 2 stops for potential cost savings.
What is the best airline to fly to Siem Reap?
Based on reviews from Cheapflights users, Austrian Airlines is rated the highest out of the airlines that fly to Siem Reap.
What is the cheapest airport to fly to in Siem Reap?
Siem Reap–Angkor Intl is currently the cheapest airport to fly to in Siem Reap. One-way flights to Siem Reap–Angkor Intl typically cost £43, while return flights cost around £121.
How much is a return flight to Siem Reap?
A return flight to Siem Reap will typically cost around £239, however they can be found for as little as £121.
Where does the fastest flight to Siem Reap depart from?
For those looking to save time traveling to Siem Reap, London offers the quickest one-way flight (16 hours 15 minutes).
Does Siem Reap–Angkor Intl have car hire?
Yes. Those touching down at Siem Reap–Angkor Intl can take advantage of the car hire services offered upon their arrival.
Are there hotels close to Siem Reap–Angkor Intl?
Yes. Siem Reap–Angkor Intl has hotels nearby for those requiring accommodations. Beng Mealea Lodge is the closest property to Siem Reap–Angkor Intl (6.0 mi away from Siem Reap–Angkor Intl).

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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How does Cheapflights help users find flights to Siem Reap?

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 Siem Reap today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets to Siem Reap?

Millions of users choose and trust Cheapflights to book the best flight deals to Siem Reap for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights to Siem Reap with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights to Siem Reap, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights to Siem Reap become cheaper?

Yes! Start tracking prices for Siem Reap flights today and get alerted when prices change. To subscribe and begin receiving alerts, click the bell icon next to the flight deals above and provide your email address.

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£263+ Cheap flights to Siem Reap, Cambodia

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/9. Fares are subject to change and may not be available on all flights or dates of travel.

Flights to Siem Reap, Cambodia in 2026

Cheapest flights to Siem ReapExplore the most affordable flight options available to Siem Reap. Find the lowest fares based on data from user searches, with prices last updated on 22 August 2026.

Explore the most affordable flight options available to Siem Reap. Find the lowest fares based on data from user searches, with prices last updated on 22 August 2026.

Best flights to Siem ReapDiscover carefully curated flight deals to Siem Reap that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 22 August 2026.

Discover carefully curated flight deals to Siem Reap that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 22 August 2026.

Last-minute flights to Siem ReapDiscover last-minute flight deals to Siem Reap. Data last updated 22 August 2026 and is based on user searches.

Discover last-minute flight deals to Siem Reap. Data last updated 22 August 2026 and is based on user searches.

One-way flights to Siem ReapSearch for one-way flight options to Siem Reap. Find affordable one-way fares based on user searches. Data last updated 22 August 2026.

Search for one-way flight options to Siem Reap. Find affordable one-way fares based on user searches. Data last updated 22 August 2026.

Find flight deals to Siem Reap

Return from

One-way from

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Cheapest in

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Use the filters below to find and compare flights to Siem Reap that are best for you.

Best time to book a flight to Siem Reap

Have a flexible travel schedule? Discover the best time to fly to Siem Reap with our price prediction graph.

Cheapflights Insights

How long is the flight to Siem Reap?

On average, a flight from London to Siem Reap takes 19 hours 36 minutes. Flights to Siem Reap from other popular cities in United Kingdom will vary in length. Below are a few examples of popular routes and their flight times.

What are the most popular airlines that fly to Siem Reap?

The most popular airlines flying from London to Siem Reap are Singapore Airlines, Vietnam Airlines and Thai Airways.

What are the cheapest airlines that fly to Siem Reap?

The cheapest airlines flying from London to Siem Reap are Austrian Airlines, Vietnam Airlines and Singapore Airlines.

Rainfall in Siem Reap by month

Plan your trip to Siem Reap by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Siem Reap ranges from 0.0 - 260.0 inches per month. September is typically the wettest month, when rainfall can reach 260.0 mm. January is typically the driest time to visit Siem Reap when rainfall is around 0.0 mm.

Temperature in Siem Reap by month

Plan your trip to Siem Reap by taking into account the average temperature totals by month.

Reviews of airlines servicing Siem Reap

Get a feel of what it's like to fly with Singapore Airlines,Thai Airways, andVietnam Airlines to Cambodia by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

FAQs about flying to Siem Reap

What airport do you fly into for flights to Siem Reap?

Can I find cheaper flights to Siem Reap if I am willing to have stopovers?

What is the best airline to fly to Siem Reap?

What is the cheapest airport to fly to in Siem Reap?

How much is a return flight to Siem Reap?

Where does the fastest flight to Siem Reap depart from?

Does Siem Reap–Angkor Intl have car hire?

Are there hotels close to Siem Reap–Angkor Intl?

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.

Search flights to Siem Reap by cabin class

Find flights to Siem Reap, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Find the best flight deals from Siem Reap

Some of the lowest fares we’ve come across for flights from Siem Reap.

Other flight destinations closest to Siem Reap

Book a flight to other destinations in Cambodia.

Complete your trip

Reserve a car hire and hotel room to complete your trip to Siem Reap.

Most traveled routes by our users

Browse our most popular destinations

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Popular Cambodia flight routes

Browse through the most popular flight routes to Cambodia at this time.

Fly your favourite airline to Siem Reap

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Fly with Cheapflights

How does Cheapflights help users find flights to Siem Reap?

Why should you use Cheapflights to find cheap flight tickets to Siem Reap?

Can Cheapflights find flights to Siem Reap with no change fees?

Can Cheapflights notify me if prices for flights to Siem Reap become cheaper?

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Cheapest flights to Siem Reap
Explore the most affordable flight options available to Siem Reap. Find the lowest fares based on data from user searches, with prices last updated on 22 August 2026.

Best flights to Siem Reap
Discover carefully curated flight deals to Siem Reap that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 22 August 2026.

Last-minute flights to Siem Reap
Discover last-minute flight deals to Siem Reap. Data last updated 22 August 2026 and is based on user searches.

One-way flights to Siem Reap
Search for one-way flight options to Siem Reap. Find affordable one-way fares based on user searches. Data last updated 22 August 2026.