What is the cheapest airline that flies from Siem Reap to London Gatwick?

Emirates is the most popular carrier operating from Siem Reap to London Gatwick

When did momondo last update prices for flights from Siem Reap to London Gatwick Airport?

Prices for flights from Siem Reap to London Gatwick Airport are updated daily.

How old do you have to be to fly from Siem Reap to London Gatwick Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Siem Reap to London Gatwick Airport.

What documentation or ID do you need to fly to London Gatwick Airport?

The required travel and health documents for your London Gatwick Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at London Gatwick Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

£332 Cheap Flights from Region of Siem Reap to London Gatwick Airport in 2026

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Find the cheapest flights from Siem Reap to London

Round-trip

One-way

Cheap return flights

Enter your travel dates to find the best prices.

13:05 - 19:45

SAI

LGW

36h 40m

2 stops

14:35 - 12:20

LGW

SAI

39h 45m

2 stops

£763Emirates

Sun, 24 May - Sun, 31 May

13:05 - 12:35

SAI

LGW

29h 30m

2 stops

14:35 - 12:20

LGW

SAI

39h 45m

2 stops

£771Emirates

Sun, 24 May - Sun, 31 May

12:25 - 15:00

SAI

LGW

32h 35m

2 stops

13:55 - 19:05

LGW

SAI

23h 10m

3 stops

£1,045Multiple Airlines

Sun, 24 May - Sun, 31 May

16:00 - 06:55

SAI

LGW

20h 55m

1 stop

10:10 - 09:40

LGW

SAI

17h 30m

1 stop

£2,020Singapore Airlines

Sun, 24 May - Sun, 31 May

10:30 - 06:55

SAI

LGW

26h 25m

1 stop

10:10 - 09:40

LGW

SAI

17h 30m

1 stop

£2,189Singapore Airlines

Sun, 24 May - Sun, 31 May

Emirates flights from Region of Siem Reap to London Gatwick Airport

Our best Emirates deals on Region of Siem Reap to London Gatwick Airport flight tickets

Emirates

24 May

SAI13:05Siem Reap–Angkor Intl

36h 40m

2 stops

LGW19:45London Gatwick

31 May

LGW14:35London Gatwick

39h 45m

2 stops

SAI12:20Siem Reap–Angkor Intl

£763

Emirates

24 May

SAI13:05Siem Reap–Angkor Intl

29h 30m

2 stops

LGW12:35London Gatwick

31 May

LGW14:35London Gatwick

39h 45m

2 stops

SAI12:20Siem Reap–Angkor Intl

£771

Singapore Airlines flights from Region of Siem Reap to London Gatwick Airport

Our best Singapore Airlines deals on Region of Siem Reap to London Gatwick Airport flight tickets

Singapore Airlines

24 May

SAI16:00Siem Reap–Angkor Intl

20h 55m

1 stop

LGW06:55London Gatwick

31 May

LGW10:10London Gatwick

17h 30m

1 stop

SAI09:40Siem Reap–Angkor Intl

£2,020

Singapore Airlines

24 May

SAI10:30Siem Reap–Angkor Intl

26h 25m

1 stop

LGW06:55London Gatwick

31 May

LGW10:10London Gatwick

17h 30m

1 stop

SAI09:40Siem Reap–Angkor Intl

£2,189

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Siem ReapLondon

SAI - LGW

SAILGW

Siem Reap–Angkor Intl

Sun 24/5

13:05-19:45

2 stops36h 40m

London Gatwick

Sun 31/5

14:35-12:20

2 stops39h 45m

£763

Siem ReapLondon

SAI - LGW

SAILGW

Siem Reap–Angkor Intl

Sun 24/5

13:05-12:35

2 stops29h 30m

London Gatwick

Sun 31/5

14:35-12:20

2 stops39h 45m

£771

Siem ReapLondon

SAI - LGW

SAILGW

Siem Reap–Angkor Intl

Sun 24/5

12:25-15:00

2 stops32h 35m

London Gatwick

Sun 31/5

13:55-19:05

3 stops23h 10m

£1,045

Fastest return journey

Siem ReapLondon

SAI - LGW

SAILGW

Siem Reap–Angkor Intl

Sun 24/5

16:00-06:55

1 stop20h 55m

London Gatwick

Sun 31/5

10:10-09:40

1 stop17h 30m

£2,020

Siem ReapLondon

SAI - LGW

SAILGW

Siem Reap–Angkor Intl

Sun 24/5

10:30-06:55

1 stop26h 25m

London Gatwick

Sun 31/5

10:10-09:40

1 stop17h 30m

£2,189

Cheapest one-way

Siem ReapLondon

SAI - LGW

SAILGW

Siem Reap–Angkor Intl

Tue 16/6

19:05-15:00

2 stops25h 55m

£332

Siem ReapLondon

SAI - LGW

SAILGW

Siem Reap–Angkor Intl

Tue 16/6

15:10-06:40

3 stops21h 30m

£367

Siem ReapLondon

SAI - LGW

SAILGW

Siem Reap–Angkor Intl

Wed 17/6

19:35-22:15

3 stops32h 40m

£376

Siem ReapLondon

SAI - LGW

SAILGW

Siem Reap–Angkor Intl

Wed 12/8

15:35-07:30

2 stops21h 55m

£397

Fastest single journey

Siem ReapLondon

SAI - LGW

SAILGW

Siem Reap–Angkor Intl

Sat 13/6

23:50-12:35

2 stops18h 45m

£405

Flights are sorted by cheapest return flights first.

Showing 1-10 of 15 resultsSorted by cheapest first

How to get the cheapest flight ticket from Region of Siem Reap to London Gatwick Airport

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 London Gatwick Airport flights?

You could potentially save up to 49% on your flight if you consider stops on a Region of Siem Reap to London Gatwick Airport flight.

Cheap Region of Siem Reap to London Gatwick Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Region of Siem Reap to London Gatwick Airport

Fastest flight time	29h 30m
Direct flights	None

The fastest flight from Region of Siem Reap to London Gatwick Airport takes 29h 30m

There are no direct flights from Region of Siem Reap to London Gatwick Airport. There are no popular flight routes from Region of Siem Reap to London Gatwick Airport.

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Frequently asked questions about flying from Siem Reap to London Gatwick Airport

When did momondo last update prices for flights from Siem Reap to London Gatwick Airport?
Prices for flights from Siem Reap to London Gatwick Airport are updated daily.
How old do you have to be to fly from Siem Reap to London Gatwick Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Siem Reap to London Gatwick Airport.
What documentation or ID do you need to fly to London Gatwick Airport?
The required travel and health documents for your London Gatwick Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at London Gatwick Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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Wembley

Slough

Maidstone

Ipswich

Southend-on-Sea

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Folkestone

Chelmsford

Dover

Bedford

Chichester

Harlow

Colchester

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to London from Siem Reap.

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

momondo does allow users to show only those flights to London 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 London?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to London from Siem Reap.

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

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