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

China Eastern and Singapore Airlines are the most popular carriers 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.

£285 Cheap Flights from Region of Siem Reap to London Gatwick Airport in 2026

Voted winner of Europe's Best Travel App 2023

Find the cheapest flights from Siem Reap to London

Return

One-way

Cheap return flights

Enter your travel dates to find the best prices.

21:10 - 06:40

SAI

LGW

39h 30m

3 stops

22:00 - 20:10

LGW

SAI

40h 10m

2 stops

£641China Eastern

Wed, 12 Aug - Wed, 26 Aug

19:05 - 19:15

SAI

LGW

30h 10m

2 stops

20:50 - 14:50

LGW

SAI

36h 00m

3 stops

£797Multiple Airlines

Sat, 1 Aug - Sat, 15 Aug

23:50 - 07:20

SAI

LGW

37h 30m

2 stops

23:55 - 12:15

LGW

SAI

30h 20m

2 stops

£879Emirates

Sat, 1 Aug - Sat, 15 Aug

10:30 - 09:40

SAI

LGW

29h 10m

1 stop

13:00 - 09:40

LGW

SAI

38h 40m

1 stop

£1,029Singapore Airlines

Wed, 12 Aug - Wed, 26 Aug

10:30 - 10:00

SAI

LGW

29h 30m

1 stop

10:05 - 15:10

LGW

SAI

23h 05m

1 stop

£1,215Singapore Airlines

Sat, 1 Aug - Sat, 15 Aug

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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

12 Aug

SAI10:30Siem Reap–Angkor Intl

29h 10m

1 stop

LGW09:40London Gatwick

26 Aug

LGW13:00London Gatwick

38h 40m

1 stop

SAI09:40Siem Reap–Angkor Intl

£1,029

Singapore Airlines

1 Aug

SAI10:30Siem Reap–Angkor Intl

29h 30m

1 stop

LGW10:00London Gatwick

15 Aug

LGW10:05London Gatwick

23h 05m

1 stop

SAI15:10Siem Reap–Angkor Intl

£1,215

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

Wed 12/8

21:10-06:40

3 stops39h 30m

London Gatwick

Wed 26/8

22:00-20:10

2 stops40h 10m

£641

Siem ReapLondon

SAI - LGW

SAILGW

Siem Reap–Angkor Intl

Sat 1/8

19:05-19:15

2 stops30h 10m

London Gatwick

Sat 15/8

20:50-14:50

3 stops36h 00m

£797

Siem ReapLondon

SAI - LGW

SAILGW

Siem Reap–Angkor Intl

Sat 1/8

23:50-07:20

2 stops37h 30m

London Gatwick

Sat 15/8

23:55-12:15

2 stops30h 20m

£879

Siem ReapLondon

SAI - LGW

SAILGW

Siem Reap–Angkor Intl

Wed 12/8

10:30-09:40

1 stop29h 10m

London Gatwick

Wed 26/8

13:00-09:40

1 stop38h 40m

£1,029

Fastest return journey

Siem ReapLondon

SAI - LGW

SAILGW

Siem Reap–Angkor Intl

Sat 1/8

10:30-10:00

1 stop29h 30m

London Gatwick

Sat 15/8

10:05-15:10

1 stop23h 05m

£1,215

Cheapest one-way

Siem ReapLondon

SAI - LGW

SAILGW

Siem Reap–Angkor Intl

Wed 21/10

19:20-06:30

2 stops41h 10m

£285

Siem ReapLondon

SAI - LGW

SAILGW

Siem Reap–Angkor Intl

Sat 7/11

16:50-08:35

2 stops46h 45m

£292

Fastest single journey

Siem ReapLondon

SAI - LGW

SAILGW

Siem Reap–Angkor Intl

Tue 25/8

10:55-06:30

2 stops25h 35m

£297

Siem ReapLondon

SAI - LGW

SAILGW

Siem Reap–Angkor Intl

Sat 7/11

22:00-06:30

3 stops39h 30m

£315

Siem ReapLondon

SAI - LGW

SAILGW

Siem Reap–Angkor Intl

Wed 21/10

21:10-15:00

3 stops47h 50m

£323

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 38% 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	28h 00m
Direct flights	None

The fastest flight from Region of Siem Reap to London Gatwick Airport takes 28h 00m

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.

Search flight deals

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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Gatwick

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Luton

Southend-on-Sea

Slough

Maidstone

Ipswich

Ilford

Folkestone

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Hayes

Hastings

Chichester

Bedford

Colchester

Harlow

Chelmsford

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.