What is the cheapest airline that flies from Siem Reap to United Kingdom?

China Eastern, Vietnam Airlines, and Emirates are the most popular carriers operating from Siem Reap to United Kingdom

When did momondo last update prices for flights from Siem Reap to United Kingdom?

Prices for flights from Siem Reap to United Kingdom were last updated today.

How old do you have to be to fly from Siem Reap to United Kingdom?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Siem Reap to United Kingdom.

What documentation or ID do you need to fly to United Kingdom?

The necessary travel and health documents for your United Kingdom trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

£248 Cheap Flights from Siem Reap to the United Kingdom in 2026

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Find the cheapest flights from Siem Reap to the United Kingdom

Round-trip

One-way

Cheap return flights

Enter your travel dates to find the best prices.

21:10 - 06:40

SAI

LGW

63h 30m

2 stops

18:25 - 20:10

LGW

SAI

43h 45m

2 stops

£531China Eastern

Wed, 3 Jun - Wed, 24 Jun

21:10 - 06:40

SAI

LGW

39h 30m

3 stops

18:25 - 20:10

LGW

SAI

43h 45m

3 stops

£543China Eastern

Wed, 3 Jun - Wed, 24 Jun

21:10 - 18:40

SAI

LHR

27h 30m

2 stops

21:20 - 20:10

LHR

SAI

40h 50m

3 stops

£546China Eastern

Wed, 3 Jun - Wed, 24 Jun

21:10 - 18:40

SAI

LHR

27h 30m

2 stops

18:55 - 17:10

LHR

SAI

16h 15m

1 stop

£731Multiple Airlines

Wed, 3 Jun - Wed, 24 Jun

12:55 - 12:35

SAI

LGW

29h 40m

2 stops

10:05 - 12:15

LGW

SAI

20h 10m

2 stops

£757Emirates

Sun, 14 Jun - Tue, 30 Jun

23:50 - 12:35

SAI

LGW

18h 45m

2 stops

10:05 - 12:15

LGW

SAI

20h 10m

2 stops

£759Emirates

Tue, 2 Jun - Thu, 25 Jun

14:50 - 06:30

SAI

LHR

21h 40m

3 stops

16:00 - 10:50

LHR

SAI

36h 50m

3 stops

£768Multiple Airlines

Mon, 1 Jun - Tue, 23 Jun

16:00 - 06:55

SAI

LGW

20h 55m

1 stop

10:15 - 09:40

LGW

SAI

17h 25m

1 stop

£807Singapore Airlines

Sun, 14 Jun - Tue, 30 Jun

18:05 - 17:05

SAI

LHR

29h 00m

1 stop

19:50 - 18:10

LHR

SAI

16h 20m

1 stop

£844Vietnam Airlines

Sun, 14 Jun - Tue, 30 Jun

16:00 - 06:55

SAI

LGW

20h 55m

1 stop

10:15 - 09:40

LGW

SAI

17h 25m

1 stop

£850Singapore Airlines

Wed, 3 Jun - Wed, 24 Jun

China Eastern flights from Region of Siem Reap to United Kingdom

Our best China Eastern deals on Region of Siem Reap to United Kingdom flight tickets

China Eastern

3 Jun

SAI21:10Siem Reap–Angkor Intl

63h 30m

2 stops

LGW06:40London Gatwick

24 Jun

LGW18:25London Gatwick

43h 45m

2 stops

SAI20:10Siem Reap–Angkor Intl

£531

China Eastern

3 Jun

SAI21:10Siem Reap–Angkor Intl

39h 30m

3 stops

LGW06:40London Gatwick

24 Jun

LGW18:25London Gatwick

43h 45m

3 stops

SAI20:10Siem Reap–Angkor Intl

£543

China Eastern

3 Jun

SAI21:10Siem Reap–Angkor Intl

27h 30m

2 stops

LHR18:40London Heathrow

24 Jun

LHR21:20London Heathrow

40h 50m

2 stops

SAI20:10Siem Reap–Angkor Intl

£546

Emirates flights from Region of Siem Reap to United Kingdom

Our best Emirates deals on Region of Siem Reap to United Kingdom flight tickets

Emirates

14 Jun

SAI12:55Siem Reap–Angkor Intl

29h 40m

2 stops

LGW12:35London Gatwick

30 Jun

LGW10:05London Gatwick

20h 10m

2 stops

SAI12:15Siem Reap–Angkor Intl

£757

Emirates

2 Jun

SAI23:50Siem Reap–Angkor Intl

18h 45m

2 stops

LGW12:35London Gatwick

25 Jun

LGW10:05London Gatwick

20h 10m

2 stops

SAI12:15Siem Reap–Angkor Intl

£759

Emirates

1 Jun

SAI12:55Siem Reap–Angkor Intl

37h 20m

2 stops

LHR20:15London Heathrow

23 Jun

LHR20:40London Heathrow

42h 50m

2 stops

SAI21:30Siem Reap–Angkor Intl

£785

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Siem ReapLondon

SAI - LGW

SAILGW

Siem Reap–Angkor Intl

Wed 3/6

21:10-06:40

2 stops63h 30m

London Gatwick

Wed 24/6

18:25-20:10

2 stops43h 45m

£531

Siem ReapLondon

SAI - LGW

SAILGW

Siem Reap–Angkor Intl

Wed 3/6

21:10-06:40

3 stops39h 30m

London Gatwick

Wed 24/6

18:25-20:10

3 stops43h 45m

£543

Siem ReapLondon

SAI - LHR

SAILHR

Siem Reap–Angkor Intl

Wed 3/6

21:10-18:40

2 stops27h 30m

London Heathrow

Wed 24/6

21:20-20:10

3 stops40h 50m

£546

Siem ReapLondon

SAI - LHR

SAILHR

Siem Reap–Angkor Intl

Wed 3/6

21:10-18:40

2 stops27h 30m

London Heathrow

Wed 24/6

18:55-17:10

1 stop16h 15m

£731

Siem ReapLondon

SAI - LGW

SAILGW

Siem Reap–Angkor Intl

Sun 14/6

12:55-12:35

2 stops29h 40m

London Gatwick

Tue 30/6

10:05-12:15

2 stops20h 10m

£757

Siem ReapLondon

SAI - LGW

SAILGW

Siem Reap–Angkor Intl

Tue 2/6

23:50-12:35

2 stops18h 45m

London Gatwick

Thu 25/6

10:05-12:15

2 stops20h 10m

£759

Siem ReapLondon

SAI - LHR

SAILHR

Siem Reap–Angkor Intl

Mon 1/6

14:50-06:30

3 stops21h 40m

London Heathrow

Tue 23/6

16:00-10:50

3 stops36h 50m

£768

Siem ReapLondon

SAI - LGW

SAILGW

Siem Reap–Angkor Intl

Sun 14/6

16:00-06:55

1 stop20h 55m

London Gatwick

Tue 30/6

10:15-09:40

1 stop17h 25m

£807

Siem ReapLondon

SAI - LHR

SAILHR

Siem Reap–Angkor Intl

Sun 14/6

18:05-17:05

1 stop29h 00m

London Heathrow

Tue 30/6

19:50-18:10

1 stop16h 20m

£844

Siem ReapLondon

SAI - LGW

SAILGW

Siem Reap–Angkor Intl

Wed 3/6

16:00-06:55

1 stop20h 55m

London Gatwick

Wed 24/6

10:15-09:40

1 stop17h 25m

£850

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Region of Siem Reap to United Kingdom

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

Can stopping save me money on Region of Siem Reap to United Kingdom flights?

You could potentially save up to 39% on your flight if you consider stops on a Region of Siem Reap to United Kingdom flight.

Cheap Region of Siem Reap to United Kingdom flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Region of Siem Reap to United Kingdom

Fastest flight time	20h 55m
Direct flights	None

The fastest flight from Region of Siem Reap to United Kingdom takes 20h 55m

There are no direct flights from Region of Siem Reap to United Kingdom. There are no popular flight routes from Region of Siem Reap to United Kingdom.

Search flight deals

When did momondo last update prices for flights from Siem Reap to United Kingdom?
Prices for flights from Siem Reap to United Kingdom were last updated today.
How old do you have to be to fly from Siem Reap to United Kingdom?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Siem Reap to United Kingdom.
What documentation or ID do you need to fly to United Kingdom?
The necessary travel and health documents for your United Kingdom trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Siem Reap to United Kingdom?

It is quick and easy to find Siem Reap to United Kingdom flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to United Kingdom that suits you.

Can I find flights from Siem Reap to United Kingdom with flexible booking policies on momondo?

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

How can momondo help me find flights from Siem Reap to United Kingdom?

momondo provides multiple filters to help you find the best flight to United Kingdom from Siem Reap. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

If you are simply researching potential flights to United Kingdom, momondo offers a useful price alert feature which will track prices for flights to United Kingdom from Siem Reap and alert you when they change.