How long is the flight from United Kingdom to Siem Reap?

A quick flight from United Kingdom to Siem Reap can take about 16h 15m. SWISS provides one of the quickest options available for as low as £741. United Kingdom and Siem Reap are separated by a distance of 6106 mi. Both multi-stop and direct flights can be found to your destination and back.

What are the cheapest airlines to fly from United Kingdom to Siem Reap one-way?

One-way options have recently been found by users for as low as £163 on Singapore Airlines. Other airlines that offer cheap prices include Austrian Airlines from £373 and Vietnam Airlines from £414 one-way.

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.

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).

What are the most popular routes from United Kingdom to Siem Reap?

Most travelers choose London Heathrow - Siem Reap–Angkor Intl, London Gatwick - Siem Reap–Angkor Intl or London City - Siem Reap–Angkor Intl when deciding on the best route from United Kingdom to Siem Reap.

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

Before booking your flight from United Kingdom to Siem Reap check out the most popular airlines for this route: Singapore Airlines, Vietnam Airlines or Thai Airways.

What is the cheapest time of day to fly from GB to SAI?

When flying from United Kingdom to Siem Reap, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

Siem Reap–Angkor Intl (SAI) is the airport you will fly into if you book a flight from United Kingdom to Siem Reap. It is only a 24.7 mi journey from Siem Reap–Angkor Intl (SAI) to Siem Reap’s city center.

Can I find deals for flights from United Kingdom to Siem Reap that include hotel bookings?

Yes. In addition to deals on United Kingdom to Siem Reap flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from United Kingdom to Siem Reap?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from United Kingdom to Siem Reap.

Can I find deals for business class flights from United Kingdom to Siem Reap?

Yes. Cheapflights offers flight deals from United Kingdom to Siem Reap by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£263+ Cheap Flights from the United Kingdom to Siem Reap, Cambodia

Cheap flight deals from United Kingdom to Siem Reap

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from United Kingdom to Siem Reap
Explore the most affordable flight options available from United Kingdom to Siem Reap. Find the lowest fares from popular airlines and budget airlines, 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 from United Kingdom to Siem Reap
Discover carefully curated flight deals from United Kingdom 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 30/918:55 -

1 stop16h 15m

Wed 28/1021:30 -

1 stop16h 45m

Deal found 22/8£741

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

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 17/8£895

Wed 4/1110:05 -

1 stop16h 50m

Wed 11/1110:45 -

1 stop28h 50m

Deal found 19/8£1,089

Thu 3/1209:20 -

2 stops20h 20m

Mon 14/1219:25 -

2 stops42h 50m

Deal found 20/8£1,246

Wed 9/909:25 -

2 stops27h 30m

Thu 8/1009:40 -

2 stops28h 45m

Deal found 20/8£649

Wed 9/909:15 -

2 stops27h 40m

Thu 8/1009:40 -

2 stops29h 00m

Deal found 20/8£665

Wed 9/914:55 -

2 stops24h 35m

Thu 8/1023:50 -

2 stops24h 55m

Deal found 20/8£755

Wed 4/1119:55 -

2 stops18h 50m

Wed 11/1109:55 -

2 stops27h 20m

Deal found 19/8£763

Tue 10/1111:00 -

1 stop26h 30m

Thu 3/1217:05 -

2 stops21h 10m

Deal found 18/8£768

Thu 10/909:15 -

2 stops27h 40m

Thu 8/1009:40 -

2 stops29h 00m

Deal found 20/8£665

Thu 10/923:55 -

2 stops39h 35m

Sat 17/1023:50 -

2 stops25h 55m

Deal found 19/8£759

Thu 3/1211:00 -

1 stop23h 40m

Mon 14/1221:30 -

1 stop16h 45m

Deal found 17/8£772

Wed 20/118:00 -

1 stop17h 40m

Wed 10/219:25 -

1 stop32h 10m

Deal found 21/8£825

Sun 13/923:55 -

2 stops39h 35m

Thu 8/1023:50 -

2 stops25h 55m

Deal found 20/8£761

Thu 15/1018:55 -

1 stop17h 25m

Wed 18/1121:30 -

1 stop16h 45m

Deal found 19/8£783

Sun 8/1108:40 -

2 stops27h 05m

Sun 22/1109:55 -

2 stops28h 55m

Deal found 17/8£712

Fri 11/914:55 -

2 stops24h 35m

Sat 17/1023:50 -

2 stops24h 55m

Deal found 19/8£773

Tue 10/1111:00 -

1 stop26h 30m

Sat 5/1221:30 -

2 stops40h 45m

Deal found 19/8£821

Fri 30/1014:05 -

2 stops24h 05m

Sat 7/1123:50 -

2 stops25h 05m

Deal found 18/8£775

Wed 28/1015:05 -

3 stops23h 05m

Fri 29/109:50 -

2 stops19h 00m

Deal found 21/8£949

Fri 11/909:05 -

2 stops30h 25m

Thu 8/1023:50 -

2 stops27h 40m

Deal found 20/8£781

Wed 2/909:20 -

2 stops20h 55m

Wed 23/919:35 -

2 stops42h 20m

Deal found 20/8£1,261

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

Wed 2/910:00 -

2 stops20h 15m

Wed 30/919:35 -

2 stops42h 20m

Deal found 20/8£1,261

Mon 31/809:55 -

2 stops25h 15m

Fri 11/918:05 -

2 stops21h 20m

Deal found 19/8£1,070

Find flight deals from United Kingdom to Siem Reap

Round-trip 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
United Kingdom to Siem Reap

Search Deals

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

Search Deals

Highest demand for flights based on searches. 9% potential increase in price (£63 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease (£25 potential savings vs. average return price).

Search Deals

Average for round-trip flights in August 2026

Search Deals

Cheapflights Fare Finder

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

Fly from

Fly to

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

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

LGW London Gatwick - SAI Siem Reap–Angkor Intl

LGWSAI

London Gatwick

Sun 8/11

08:40-18:45

2 stops27h 05m

Siem Reap–Angkor Intl

Sun 22/11

09:55-07:50

2 stops28h 55m

£712

LondonSiem Reap

LHR London Heathrow - SAI Siem Reap–Angkor Intl

LHRSAI

London Heathrow

Wed 30/9

18:55-17:10

1 stop16h 15m

Siem Reap–Angkor Intl

Wed 28/10

21:30-07:15

1 stop16h 45m

£741

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

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 from United Kingdom to Siem Reap

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

LGW-SAI

LHR-SAI

LCY-SAI

STN-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 from the United Kingdom to Siem Reap

GB0-SAI

LGW-SAI

LHR-SAI

LCY-SAI

STN-SAI

What is the cheapest month to book a flight from United Kingdom to Siem Reap?

Currently, June is the cheapest month in which you can book a flight from United Kingdom to Siem Reap (average of £646). Flying from United Kingdom to Siem Reap in December is currently the most expensive (average of £969). 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.

Reviews of airlines servicing Siem Reap

Read through reviews of airlines operating flights from the United Kingdom to Siem Reap, such as Singapore Airlines,Thai Airways, andVietnam Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Singapore Airlines

8.2

Very Good

1,585 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Matt,Jun 2026

SIN - CMB

Crew were flat or busy but so awesome and polite. There was one guy, prob the senior crew member, looked and acted way too serious and too important to smile and say hello

Singapore Airlines

8.2

Very Good

1,585 reviews

Singapore Airlines

8.2

Very Good

1,585 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Matt,Jun 2026

SIN - CMB

Crew were flat or busy but so awesome and polite. There was one guy, prob the senior crew member, looked and acted way too serious and too important to smile and say hello

Thai Airways

7.9

Good

417 reviews

Singapore Airlines

8.2

Very Good

1,585 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Matt,Jun 2026

SIN - CMB

Crew were flat or busy but so awesome and polite. There was one guy, prob the senior crew member, looked and acted way too serious and too important to smile and say hello

Vietnam Airlines

7.7

Good

285 reviews

Singapore Airlines

8.2

Very Good

1,585 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Matt,Jun 2026

SIN - CMB

Crew were flat or busy but so awesome and polite. There was one guy, prob the senior crew member, looked and acted way too serious and too important to smile and say hello

Austrian Airlines

7.6

Good

949 reviews

Singapore Airlines

8.2

Very Good

1,585 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Matt,Jun 2026

SIN - CMB

Crew were flat or busy but so awesome and polite. There was one guy, prob the senior crew member, looked and acted way too serious and too important to smile and say hello

British Airways

6.7

Okay

8,183 reviews

Singapore Airlines

8.2

Very Good

1,585 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Matt,Jun 2026

SIN - CMB

Crew were flat or busy but so awesome and polite. There was one guy, prob the senior crew member, looked and acted way too serious and too important to smile and say hello

Related info for your journey

What airport do you fly into for flights to Siem Reap from United Kingdom?
Siem Reap–Angkor Intl (SAI) is the airport you will fly into if you book a flight from United Kingdom to Siem Reap. It is only a 24.7 mi journey from Siem Reap–Angkor Intl (SAI) to Siem Reap’s city center.
How long is the flight from United Kingdom to Siem Reap?
A quick flight from United Kingdom to Siem Reap can take about 16h 15m. SWISS provides one of the quickest options available for as low as £741. United Kingdom and Siem Reap are separated by a distance of 6106 mi. Both multi-stop and direct flights can be found to your destination and back.
What are the cheapest airlines to fly from United Kingdom to Siem Reap one-way?
One-way options have recently been found by users for as low as £163 on Singapore Airlines. Other airlines that offer cheap prices include Austrian Airlines from £373 and Vietnam Airlines from £414 one-way.
What are the most popular routes from United Kingdom to Siem Reap?
Most travelers choose London Heathrow - Siem Reap–Angkor Intl, London Gatwick - Siem Reap–Angkor Intl or London City - Siem Reap–Angkor Intl when deciding on the best route from United Kingdom to Siem Reap.
Can I find deals for flights from United Kingdom to Siem Reap that include hotel bookings?
Yes. In addition to deals on United Kingdom to Siem Reap flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from United Kingdom to Siem Reap?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from United Kingdom to Siem Reap.
Can I find deals for business class flights from United Kingdom to Siem Reap?
Yes. Cheapflights offers flight deals from United Kingdom to Siem Reap 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 United Kingdom to Siem Reap?
Currently, June is the cheapest month in which you can book a flight from United Kingdom to Siem Reap (average of £646). Flying from United Kingdom to Siem Reap in December is currently the most expensive (average of £969). 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Alternative routes

Complete your trip

Flights by cabin class

Other flight options

Popular flights

Alternative routes for United Kingdom to Siem Reap

Heathrow to Siem Reap flights

Gatwick to Siem Reap flights

London City to Siem Reap flights

Stansted to Siem Reap flights

Luton to Siem Reap flights

Birmingham to Siem Reap flights

Manchester to Siem Reap flights

Edinburgh to Siem Reap flights

Glasgow Intl to Siem Reap flights

Top 5 airlines flying from United Kingdom to Siem Reap

Airline	Cheapest	Average	Flexibility	On-time
Austrian Airlines	Cheapest£531	Average£677	FlexibilityNo cancel fee	On-time78%	Search Austrian Airlines flights
Etihad Airways	Cheapest£539	Average£656	FlexibilityNo cancel fee	On-time75%	Search Etihad Airways flights
Vietnam Airlines	Cheapest£607	Average£803	FlexibilityNo cancel fee	On-time81%	Search Vietnam Airlines flights
Singapore Airlines	Cheapest£654	Average£922	FlexibilityNo cancel fee	On-time81%	Search Singapore Airlines flights
Thai Airways	Cheapest£875	Average£984	FlexibilityNo cancel fee	On-time77%	Search Thai Airways flights

Fly with Cheapflights

How does Cheapflights help users find flights from United Kingdom to Siem Reap?

Cheapflights helps you search for flights from United Kingdom to Siem Reap via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Siem Reap from United Kingdom.

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

Yes! Cheapflights helps users easily find flights from United Kingdom to Siem Reap with no change fees.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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Cheap flights from the United Kingdom to Siem Reap, Cambodia from £263

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 7/9. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from United Kingdom to Siem Reap

Cheapest flights from United Kingdom to Siem ReapExplore the most affordable flight options available from United Kingdom to Siem Reap. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 August 2026.

Explore the most affordable flight options available from United Kingdom to Siem Reap. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 August 2026.

Best flights from United Kingdom to Siem ReapDiscover carefully curated flight deals from United Kingdom 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 from United Kingdom 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 from United Kingdom to Siem ReapDiscover last-minute flight deals from United Kingdom to Siem Reap. Data last updated 22 August 2026 and is based on user searches.

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

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

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

Find flight deals from United Kingdom to Siem Reap

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

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

Best time to book a flight from United Kingdom to Siem Reap

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

Cheapflights Insights

What is the cheapest month to book a flight from United Kingdom to Siem Reap?

Reviews of airlines servicing Siem Reap

Read through reviews of airlines operating flights from the United Kingdom to Siem Reap, such as Singapore Airlines,Thai Airways, andVietnam Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

How long is the flight from United Kingdom to Siem Reap?

What are the cheapest airlines to fly from United Kingdom to Siem Reap one-way?

What are the most popular routes from United Kingdom to Siem Reap?

Can I find deals for flights from United Kingdom to Siem Reap that include hotel bookings?

How can I find direct flights from United Kingdom to Siem Reap?

Can I find deals for business class flights from United Kingdom to Siem Reap?

What is the cheapest month to book a flight from United Kingdom to Siem Reap?

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.

Alternative routes for United Kingdom to Siem Reap

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Siem Reap by adding a car hire and/or hotel booking to your travel itinerary.

Search flights from United Kingdom to Siem Reap by cabin class

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

United Kingdom and Siem Reap flights

Browse other United Kingdom and Siem Reap flight options. Last updated on 22 August 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Top 5 airlines flying from United Kingdom to Siem Reap

Fly with Cheapflights

How does Cheapflights help users find flights from United Kingdom to Siem Reap?

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

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

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

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Travel Smart

Cheapest flights from United Kingdom to Siem Reap
Explore the most affordable flight options available from United Kingdom to Siem Reap. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 August 2026.

Best flights from United Kingdom to Siem Reap
Discover carefully curated flight deals from United Kingdom 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 from United Kingdom to Siem Reap
Discover last-minute flight deals from United Kingdom to Siem Reap. Data last updated 22 August 2026 and is based on user searches.

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