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Cheap flights from Siem Reap to England from £288

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 15/6. Fares are subject to change and may not be available on all flights or dates of travel.
SAI — LHR
9 Jun — 16 Jun1
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 10 May 2026.

Sun 24/513:05
SAI
-
LHR
2 stops32h 15m
Multiple Airlines
Sun 31/522:05
LHR
-
SAI
2 stops39h 00m
Multiple Airlines
Deal found 8/5£679
Sun 24/513:05
SAI
-
LGW
2 stops36h 40m
Emirates
Sun 31/514:35
LGW
-
SAI
2 stops39h 45m
Emirates
Deal found 8/5£761
Fri 18/1219:25
SAI
-
LHR
2 stops44h 45m
Finnair
Mon 4/116:15
LHR
-
SAI
2 stops37h 25m
Finnair
Deal found 6/5£791
Fri 18/1221:30
SAI
-
LHR
1 stop16h 45m
Vietnam Airlines
Mon 4/111:00
LHR
-
SAI
1 stop22h 55m
Vietnam Airlines
Deal found 9/5£876
Sun 31/516:00
SAI
-
LHR
1 stop22h 00m
Singapore Airlines
Thu 25/609:25
LHR
-
SAI
1 stop18h 15m
Singapore Airlines
Deal found 5/5£948
Sun 24/512:25
SAI
-
LGW
2 stops32h 35m
Multiple Airlines
Sun 31/513:55
LGW
-
SAI
3 stops23h 10m
Multiple Airlines
Deal found 8/5£1,043
Sun 24/516:00
SAI
-
LGW
1 stop20h 55m
Singapore Airlines
Sun 31/510:10
LGW
-
SAI
1 stop17h 30m
Singapore Airlines
Deal found 8/5£2,016

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 10 May 2026.

Round-trip from

£679

One-way from

£288
24/5-31/5
  • 24/5-31/5
  • 4 total stops
  • 71h 15m total
  • Siem Reap to England
Search Deals
15/6
  • 15/6
  • 2 total stops
  • 24h 00m 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 10 May 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 - LHR

SAILHR

Siem Reap–Angkor Intl

Sun 24/5

13:05-15:20

2 stops32h 15m

London Heathrow

Sun 31/5

22:05-19:05

2 stops39h 00m

£679

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

£761

Siem ReapLondon

SAI - LHR

SAILHR

Siem Reap–Angkor Intl

Sun 31/5

16:00-08:00

1 stop22h 00m

London Heathrow

Thu 25/6

09:25-09:40

1 stop18h 15m

£948

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

£1,043
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

£2,016
Cheapest one-way

Siem ReapLondon

SAI - LHR

SAILHR

Siem Reap–Angkor Intl

Sat 13/6

19:05-19:30

3 stops54h 25m

£290

Siem ReapLondon

SAI - LHR

SAILHR

Siem Reap–Angkor Intl

Sun 21/6

12:55-06:55

2 stops24h 00m

£293

Siem ReapLondon

SAI - LHR

SAILHR

Siem Reap–Angkor Intl

Sun 24/5

09:45-15:20

2 stops35h 35m

£295

Siem ReapLondon

SAI - LGW

SAILGW

Siem Reap–Angkor Intl

Sun 21/6

19:05-06:35

3 stops41h 30m

£354

Siem ReapLondon

SAI - LGW

SAILGW

Siem Reap–Angkor Intl

Tue 16/6

15:10-06:40

3 stops21h 30m

£366

Flights are sorted by cheapest return flights first.

Deals found on 8/5

Showing 1-10 of 25 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.

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

    There are many flights that can get you from Region of Siem Reap to England in 22h. Fly via Emirates or Singapore Airlines to get the fastest option. The distance between Region of Siem Reap and England is about 6106 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the cheapest airlines to fly from Region of Siem Reap to England one-way?

    The cheapest airline one-way is China Eastern, with whom users have recently found tickets for as low as £200. However, be on the lookout for offers from Singapore Airlines and Cambodia Angkor Air, as they are both options that can get you from Region of Siem Reap to England for a low price.

  • 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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Deals for Siem Reap to England flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Siem Reap to England.

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

Yes! Cheapflights helps users easily find flights from Siem Reap to England with no change fees.

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

Of course! You can now track prices for flights from Siem Reap to England and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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