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Cheap flights from Siem Reap, Cambodia to England from £256

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 14/11. Fares are subject to change and may not be available on all flights or dates of travel.
SAI — LHR
4 Sep — 11 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Siem Reap to England

Enter your travel dates to find the best prices.

Cheapest flights from Siem Reap to England
Explore the most affordable flight options available from Siem Reap to England. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 August 2026.

Sat 12/1222:00 -
3 stops47h 00m
Sun 17/117:00 -
2 stops45h 00m
Deal found 1/8£643
Sat 12/1216:50 -
1 stop29h 45m
Fri 22/106:20 -
1 stop21h 40m
Deal found 1/8£677
Mon 14/1219:25 -
1 stop32h 40m
Fri 22/106:20 -
1 stop19h 55m
Deal found 1/8£737
Sat 12/1220:30 -
1 stop17h 45m
Sun 17/115:30 -
2 stops35h 20m
Deal found 1/8£742
Mon 14/1219:25 -
2 stops44h 45m
Fri 22/110:20 -
2 stops19h 20m
Deal found 1/8£761
Sat 12/1217:05 -
2 stops21h 10m
Sat 16/120:55 -
2 stops31h 00m
Deal found 1/8£762
Sat 12/1220:30 -
1 stop17h 45m
Fri 22/118:40 -
2 stops32h 10m
Deal found 1/8£777
Sat 12/1222:00 -
2 stops47h 00m
Sat 16/109:50 -
2 stops27h 10m
Deal found 1/8£779
Sat 12/1216:50 -
1 stop29h 45m
Sun 17/112:40 -
1 stop24h 20m
Deal found 1/8£788
Thu 26/1119:25 -
2 stops20h 45m
Wed 6/107:30 -
2 stops18h 45m
Deal found 1/8£846

Find flight deals from Siem Reap to England

Keep the following information in mind while searching for Siem Reap to England flight deals. Data was last updated 5 August 2026.

Round-trip from

£643

One-way from

£256
China Eastern
  • China Eastern
  • 12/12-17/1
  • 5 total stops
  • 92h 00m total
  • Siem Reap to England
Search Deals
14/11
  • 14/11
  • 2 total stops
  • 31h 05m total
  • Siem Reap to England
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Siem Reap to England that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 5 August 2026.
Use the filters below to find and compare flights from Siem Reap to England that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Siem ReapLondon

SAI Siem Reap–Angkor Intl - LGW London Gatwick

SAILGW

Siem Reap–Angkor Intl

Sat 12/12

22:00-14:00

2 stops47h 00m

London Gatwick

Sun 17/1

17:00-21:00

2 stops45h 00m

£643

Siem ReapLondon

SAI Siem Reap–Angkor Intl - LGW London Gatwick

SAILGW

Siem Reap–Angkor Intl

Mon 14/12

19:25-21:05

1 stop32h 40m

London Gatwick

Fri 22/1

06:20-09:15

1 stop19h 55m

£737

Siem ReapLondon

SAI Siem Reap–Angkor Intl - LHR London Heathrow

SAILHR

Siem Reap–Angkor Intl

Mon 14/12

19:25-09:10

2 stops44h 45m

London Heathrow

Fri 22/1

10:20-12:40

2 stops19h 20m

£761

Siem ReapLondon

SAI Siem Reap–Angkor Intl - LHR London Heathrow

SAILHR

Siem Reap–Angkor Intl

Mon 14/12

21:30-07:15

1 stop16h 45m

London Heathrow

Fri 22/1

18:40-09:50

2 stops32h 10m

£777

Siem ReapLondon

SAI Siem Reap–Angkor Intl - LHR London Heathrow

SAILHR

Siem Reap–Angkor Intl

Sat 12/12

17:05-07:15

2 stops21h 10m

London Heathrow

Fri 22/1

18:40-09:50

2 stops32h 10m

£784

Siem ReapLondon

SAI Siem Reap–Angkor Intl - LHR London Heathrow

SAILHR

Siem Reap–Angkor Intl

Sat 12/12

14:10-06:25

3 stops23h 15m

London Heathrow

Sun 17/1

15:30-09:50

2 stops35h 20m

£801

Siem ReapLondon

SAI Siem Reap–Angkor Intl - LHR London Heathrow

SAILHR

Siem Reap–Angkor Intl

Thu 26/11

19:25-09:10

2 stops20h 45m

London Heathrow

Wed 6/1

07:30-09:15

2 stops18h 45m

£846

Siem ReapLondon

SAI Siem Reap–Angkor Intl - LGW London Gatwick

SAILGW

Siem Reap–Angkor Intl

Thu 26/11

19:05-14:00

2 stops25h 55m

London Gatwick

Wed 6/1

09:50-15:00

2 stops22h 10m

£864

Siem ReapLondon

SAI Siem Reap–Angkor Intl - LHR London Heathrow

SAILHR

Siem Reap–Angkor Intl

Thu 26/11

09:55-21:40

2 stops18h 45m

London Heathrow

Wed 6/1

16:40-18:45

3 stops19h 05m

£905
Fastest return journey

Siem ReapLondon

SAI Siem Reap–Angkor Intl - LGW London Gatwick

SAILGW

Siem Reap–Angkor Intl

Sat 12/12

19:25-05:25

1 stop17h 00m

London Gatwick

Sat 16/1

21:20-18:45

1 stop14h 25m

£910

Flights are sorted by cheapest return flights first.

Deals found on 1/8

Showing 1-10 of 32 resultsSorted by cheapest first
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Best time to book a flight from Siem Reap to England

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

No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Siem Reap to England. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Siem Reap to England?

    Most people fly from Siem Reap–Angkor Intl (SAI) if they book a flight from Siem Reap to England. Siem Reap–Angkor Intl is conveniently located just 24.7 mi from Siem Reap’s city center.

  • How long is the flight from Siem Reap to England?

    Departing from Siem Reap to England will take you 17h. There are 6102 mi between Siem Reap and England. This flight may include one or multiple stops.

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

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

  • How can I find direct flights from Siem Reap to England?

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

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

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

See more FAQs

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Alternative routes for Siem Reap to England

See prices for flight routes from nearby airports that may be better suited for you.
Siem Reap to Gatwick flights
Siem Reap to Heathrow flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Cheapflights makes it easy to find Siem Reap to England flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

Millions of users choose and trust Cheapflights to book the best flight deals from Siem Reap to England for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Certainly. Search results for flights to England from Siem Reap shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Yes! Start tracking prices for Siem Reap to England flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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