How long is the flight from Siem Reap to London Gatwick Airport?

For as low as £701, Emirates can have you in London Gatwick Airport from Siem Reap in 48h 20m. Siem Reap and London Gatwick Airport are separated by a distance of 6102 mi.

In terms of precipitation, rainfall in London Gatwick Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Gatwick Airport when rainfall is around 40.0 mm.

If weather is an important factor for your trip to London Gatwick Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

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

When flying from Siem Reap to London Gatwick Airport, 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 from for flights from Siem Reap to London Gatwick?

If you book a flight to London Gatwick from Siem Reap, you will be flying from Siem Reap–Angkor Intl, which is the city’s only airport. Siem Reap–Angkor Intl (SAI) is located 24.7 mi from the center of Siem Reap. There are 0 flights from Siem Reap–Angkor Intl to London Gatwick per day from 0 different airlines.

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

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

How can I find direct flights from Siem Reap to Gatwick?

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

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

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

£249+ Cheap Flights from Siem Reap, Cambodia to London Gatwick Airport

Cheap flight deals from Siem Reap to Gatwick

Enter your travel dates to find the best prices.

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Cheapest flights from Siem Reap to Gatwick
Explore the most affordable flight options available from Siem Reap to Gatwick. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 September 2026.

Sun 20/1221:05 -

2 stops40h 25m

Fri 1/110:30 -

2 stops26h 35m

Deal found 27/9£646

Wed 4/1113:20 -

2 stops48h 20m

Tue 17/1120:25 -

2 stops41h 45m

Deal found 28/9£701

Mon 5/1017:20 -

2 stops28h 40m

Tue 6/1019:35 -

3 stops28h 45m

Deal found 27/9£806

Wed 4/1110:45 -

1 stop29h 20m

Tue 17/1113:05 -

1 stop19h 55m

Deal found 28/9£826

Wed 4/1113:20 -

3 stops27h 15m

Tue 17/1110:25 -

2 stops25h 05m

Deal found 28/9£883

Find flight deals from Siem Reap to Gatwick

Round-trip from	£646
One-way from	£249

China Eastern
20/12-1/1
5 total stops
67h 00m total
Siem Reap to London

Search Deals

27/10-31/12
2 total stops
25h 55m total
Siem Reap to London

Search Deals

Cheapflights Fare Finder

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

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Price

Cheapest return flight

Siem ReapLondon

SAI Siem Reap–Angkor Intl - LGW London Gatwick

SAILGW

Siem Reap–Angkor Intl

Tue 27/10

19:05-14:00

2 stops25h 55m

London Gatwick

Wed 31/12

00:00-06:00

Nonstop0h 00m

£249

Siem ReapLondon

SAI Siem Reap–Angkor Intl - LGW London Gatwick

SAILGW

Siem Reap–Angkor Intl

Mon 1/3

13:20-11:40

2 stops29h 20m

London Gatwick

Wed 31/12

00:00-06:00

Nonstop0h 00m

£327

Siem ReapLondon

SAI Siem Reap–Angkor Intl - LGW London Gatwick

SAILGW

Siem Reap–Angkor Intl

Tue 12/1

13:20-11:40

2 stops29h 20m

London Gatwick

Wed 31/12

00:00-06:00

Nonstop0h 00m

£355

Siem ReapLondon

SAI Siem Reap–Angkor Intl - LGW London Gatwick

SAILGW

Siem Reap–Angkor Intl

Wed 13/1

13:20-06:40

2 stops24h 20m

London Gatwick

Wed 31/12

00:00-06:00

Nonstop0h 00m

£355

Siem ReapLondon

SAI Siem Reap–Angkor Intl - LGW London Gatwick

SAILGW

Siem Reap–Angkor Intl

Sun 28/2

13:20-11:40

2 stops29h 20m

London Gatwick

Wed 31/12

00:00-06:00

Nonstop0h 00m

£356

Siem ReapLondon

SAI Siem Reap–Angkor Intl - LGW London Gatwick

SAILGW

Siem Reap–Angkor Intl

Mon 11/1

13:20-20:50

2 stops38h 30m

London Gatwick

Wed 31/12

00:00-06:00

Nonstop0h 00m

£356

Siem ReapLondon

SAI Siem Reap–Angkor Intl - LGW London Gatwick

SAILGW

Siem Reap–Angkor Intl

Wed 28/10

19:05-19:25

3 stops31h 20m

London Gatwick

Wed 31/12

00:00-06:00

Nonstop0h 00m

£361

Siem ReapLondon

SAI Siem Reap–Angkor Intl - LGW London Gatwick

SAILGW

Siem Reap–Angkor Intl

Tue 27/10

21:05-06:30

3 stops40h 25m

London Gatwick

Wed 31/12

00:00-06:00

Nonstop0h 00m

£420

Fastest return journey

Siem ReapLondon

SAI Siem Reap–Angkor Intl - LGW London Gatwick

SAILGW

Siem Reap–Angkor Intl

Tue 27/10

16:50-09:05

1 stop23h 15m

London Gatwick

Wed 31/12

00:00-06:00

Nonstop0h 00m

£432

Siem ReapLondon

SAI Siem Reap–Angkor Intl - LGW London Gatwick

SAILGW

Siem Reap–Angkor Intl

Mon 11/1

19:15-11:40

3 stops23h 25m

London Gatwick

Wed 31/12

00:00-06:00

Nonstop0h 00m

£523

Flights are sorted by cheapest return flights first.

Deals found on 26/9

Showing 1-10 of 17 resultsSorted by cheapest first

Best time to book a flight from Siem Reap to Gatwick

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

SAI-LGW

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.

Related info for your journey

What airport do you fly from for flights from Siem Reap to London Gatwick?
If you book a flight to London Gatwick from Siem Reap, you will be flying from Siem Reap–Angkor Intl, which is the city’s only airport. Siem Reap–Angkor Intl (SAI) is located 24.7 mi from the center of Siem Reap. There are 0 flights from Siem Reap–Angkor Intl to London Gatwick per day from 0 different airlines.
How long is the flight from Siem Reap to London Gatwick Airport?
For as low as £701, Emirates can have you in London Gatwick Airport from Siem Reap in 48h 20m. Siem Reap and London Gatwick Airport are separated by a distance of 6102 mi.
Can I find deals for flights from Siem Reap to Gatwick that include hotel bookings?
Yes. In addition to deals on Siem Reap to Gatwick flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Siem Reap to Gatwick?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Siem Reap to Gatwick.
Can I find deals for business class flights from Siem Reap to Gatwick?
Yes. Cheapflights offers flight deals from Siem Reap to Gatwick by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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Cheap flights from Siem Reap, Cambodia to London Gatwick Airport from £249

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 27/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Siem Reap to Gatwick

Cheapest flights from Siem Reap to GatwickExplore the most affordable flight options available from Siem Reap to Gatwick. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 September 2026.

Explore the most affordable flight options available from Siem Reap to Gatwick. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 September 2026.

Best flights from Siem Reap to GatwickDiscover carefully curated flight deals from Siem Reap to Gatwick that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 28 September 2026.

Discover carefully curated flight deals from Siem Reap to Gatwick that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 28 September 2026.

Last-minute flights from Siem Reap to GatwickDiscover last-minute flight deals from Siem Reap to Gatwick. Data last updated 28 September 2026 and is based on user searches.

Discover last-minute flight deals from Siem Reap to Gatwick. Data last updated 28 September 2026 and is based on user searches.

One-way flights from Siem Reap to GatwickSearch for one-way flight options from Siem Reap to Gatwick. Find affordable one-way fares based on user searches. Data last updated 28 September 2026.

Search for one-way flight options from Siem Reap to Gatwick. Find affordable one-way fares based on user searches. Data last updated 28 September 2026.

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Best time to book a flight from Siem Reap to Gatwick

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Related info for your journey

What airport do you fly from for flights from Siem Reap to London Gatwick?

How long is the flight from Siem Reap to London Gatwick Airport?

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

How can I find direct flights from Siem Reap to Gatwick?

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

Travelling to a place near London Gatwick Airport?

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Alternative routes for Siem Reap to Gatwick

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Other flights to Gatwick

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

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Cheapest flights from Siem Reap to Gatwick
Explore the most affordable flight options available from Siem Reap to Gatwick. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 September 2026.

Best flights from Siem Reap to Gatwick
Discover carefully curated flight deals from Siem Reap to Gatwick that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 28 September 2026.

Last-minute flights from Siem Reap to Gatwick
Discover last-minute flight deals from Siem Reap to Gatwick. Data last updated 28 September 2026 and is based on user searches.

One-way flights from Siem Reap to Gatwick
Search for one-way flight options from Siem Reap to Gatwick. Find affordable one-way fares based on user searches. Data last updated 28 September 2026.