Cheap flights from London to Cambodia from £321

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 10/2. Fares are subject to change and may not be available on all flights or dates of travel.
LON — KTI
28 Feb — 7 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from London to Cambodia

Enter your travel dates to find the best prices.

Cheapest flights from London to Cambodia
Explore the most affordable flight options available from London to Cambodia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 January 2026.

Wed 4/310:30
LGW
-
SAI
3 stops27h 30m
China Eastern
Tue 24/322:00
SAI
-
LGW
2 stops47h 00m
China Eastern
Deal found 27/1£541
Sun 15/317:00
LGW
-
SAI
3 stops45h 00m
Multiple Airlines
Sun 22/321:40
SAI
-
LGW
2 stops23h 20m
Multiple Airlines
Deal found 27/1£565
Mon 2/310:30
LGW
-
SAI
3 stops27h 30m
China Eastern
Tue 24/322:00
SAI
-
LGW
3 stops39h 30m
China Eastern
Deal found 27/1£590
Sat 14/1117:00
LGW
-
SAI
2 stops37h 15m
Multiple Airlines
Sat 28/1122:00
SAI
-
LGW
3 stops47h 00m
Multiple Airlines
Deal found 26/1£596
Tue 24/221:25
LHR
-
SAI
1 stop29h 35m
Malaysia Airlines
Tue 24/311:00
SAI
-
LHR
1 stop25h 35m
Malaysia Airlines
Deal found 27/1£610
Tue 24/221:25
LHR
-
SAI
1 stop29h 35m
Malaysia Airlines
Sat 28/311:00
SAI
-
LHR
1 stop35h 35m
Malaysia Airlines
Deal found 27/1£615
Sun 22/221:25
LHR
-
SAI
1 stop29h 35m
Malaysia Airlines
Tue 31/311:00
SAI
-
LHR
1 stop35h 35m
Malaysia Airlines
Deal found 28/1£617
Mon 2/321:00
LHR
-
SAI
3 stops65h 00m
China Eastern
Sat 28/322:00
SAI
-
LHR
2 stops50h 40m
China Eastern
Deal found 27/1£621
Mon 2/321:00
LHR
-
SAI
3 stops65h 00m
China Eastern
Tue 24/322:00
SAI
-
LHR
2 stops26h 30m
China Eastern
Deal found 28/1£622
Mon 2/321:00
LHR
-
SAI
3 stops65h 00m
China Eastern
Thu 26/322:00
SAI
-
LHR
2 stops50h 30m
China Eastern
Deal found 28/1£623
Mon 2/319:20
LHR
-
SAI
2 stops30h 20m
Multiple Airlines
Tue 24/314:50
SAI
-
LHR
2 stops28h 15m
Multiple Airlines
Deal found 27/1£625
Mon 23/220:55
LHR
-
SAI
2 stops28h 45m
Multiple Airlines
Tue 17/309:20
SAI
-
LHR
2 stops28h 20m
Multiple Airlines
Deal found 28/1£628

Find flight deals from London to Cambodia

Keep the following information in mind while searching for London to Cambodia flight deals. Data was last updated 29 January 2026.

Round-trip from

£541

One-way from

£321

Popular in

July

Cheapest in

November

Average price

£581
China Eastern
  • China Eastern
  • 4/3-24/3
  • 4 total stops
  • 74h 30m total
  • London to Cambodia
10/2
  • 10/2
  • 3 total stops
  • 43h 15m total
  • London to Cambodia
Highest demand for flights based on searches. 14% potential increase in price (£78 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease (£14 potential savings vs. average return price).
Average for round-trip flights in January 2026

Cheapflights Fare Finder

 
Customise your flight search to find flights from London to Cambodia 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 29 January 2026.
Use the filters below to find and compare flights from London to Cambodia that are best for you.

Fly from

London

Fly to

Cambodia

Route

Depart

Return

Price

LondonSiem Reap

LGW - SAI

LGWSAI

London Gatwick

Thu 5/3

10:30-21:00

2 stops51h 30m

Siem Reap–Angkor Intl

Sat 21/3

22:00-14:00

2 stops47h 00m

£541

LondonSiem Reap

LGW - SAI

LGWSAI

London Gatwick

Sun 15/3

17:00-21:00

3 stops45h 00m

Siem Reap–Angkor Intl

Sun 22/3

21:40-14:00

2 stops23h 20m

£567

LondonSiem Reap

LGW - SAI

LGWSAI

London Gatwick

Thu 5/3

10:30-21:00

2 stops51h 30m

Siem Reap–Angkor Intl

Thu 26/3

22:00-14:00

2 stops47h 00m

£590

LondonSiem Reap

LHR - SAI

LHRSAI

London Heathrow

Thu 26/2

21:25-10:00

1 stop29h 35m

Siem Reap–Angkor Intl

Sat 28/3

11:00-15:35

1 stop35h 35m

£615

LondonSiem Reap

LHR - SAI

LHRSAI

London Heathrow

Sun 1/3

21:25-10:00

1 stop29h 35m

Siem Reap–Angkor Intl

Sat 28/3

11:00-15:35

1 stop35h 35m

£615

LondonSiem Reap

LHR - SAI

LHRSAI

London Heathrow

Thu 26/2

21:25-10:00

1 stop29h 35m

Siem Reap–Angkor Intl

Sat 21/3

11:00-15:25

1 stop35h 25m

£615

LondonSiem Reap

LHR - SAI

LHRSAI

London Heathrow

Sun 15/3

19:20-10:50

2 stops32h 30m

Siem Reap–Angkor Intl

Sun 22/3

21:40-06:40

2 stops40h 00m

£629

LondonSiem Reap

LGW - SAI

LGWSAI

London Gatwick

Sun 1/3

17:00-21:00

3 stops45h 00m

Siem Reap–Angkor Intl

Sat 28/3

22:00-05:40

3 stops38h 40m

£640

LondonSiem Reap

LHR - SAI

LHRSAI

London Heathrow

Mon 2/3

21:00-21:00

3 stops65h 00m

Siem Reap–Angkor Intl

Sat 21/3

22:00-17:30

3 stops50h 30m

£670

LondonSiem Reap

LHR - SAI

LHRSAI

London Heathrow

Sun 1/3

21:00-21:00

2 stops41h 00m

Siem Reap–Angkor Intl

Sat 28/3

22:00-17:40

2 stops50h 40m

£673

Flights are sorted by cheapest return flights first.

Deals found on 28/1

Showing 1-10 of 60 results
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Best time to book a flight from London to Cambodia

Have a flexible travel schedule? Discover the best time to fly to Cambodia from London 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 London to Cambodia

What is the cheapest month to book a flight from London to Cambodia?

Currently, September is the cheapest month in which you can book a flight from London to Cambodia (average of £353). Flying from London to Cambodia in July is currently the most expensive (average of £665). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How often are flights from London to Cambodia delayed?

About 0% of weekly flights between London and Cambodia have experienced delays in the past year, with the average delay time being 0 minutes.

What is the most punctual flight time for London to Cambodia flights?

Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Thursday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.

Reviews of airlines servicing Cambodia

Get insights into the airlines that provide service to Cambodia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Cambodia. Reviews last updated 29 January 2026.
Check out reviews from past customers who have flown with Singapore Airlines, Thai Airways, andEtihad Airways from London to Cambodia to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Crew

8.6

Food

7.8

Entertainment

8.0

Overall

8.2

Comfort

8.0

Boarding

8.3

Reviews

1 / 20
10.0
Excellent

Wee Keng,Dec 2025

HKG - SIN

Quick 3 hour flight with excellent service from the crew despite it being Christmas Day holiday. Ground crew passed out Xmas cookies as well. Great experience.

Crew

8.6

Food

7.8

Entertainment

8.0

Overall

8.2

Comfort

8.0

Boarding

8.3

Reviews

1 / 20
10.0
Excellent

Wee Keng,Dec 2025

HKG - SIN

Quick 3 hour flight with excellent service from the crew despite it being Christmas Day holiday. Ground crew passed out Xmas cookies as well. Great experience.

Crew

8.6

Food

7.8

Entertainment

8.0

Overall

8.2

Comfort

8.0

Boarding

8.3

Reviews

1 / 20
10.0
Excellent

Wee Keng,Dec 2025

HKG - SIN

Quick 3 hour flight with excellent service from the crew despite it being Christmas Day holiday. Ground crew passed out Xmas cookies as well. Great experience.

Crew

8.6

Food

7.8

Entertainment

8.0

Overall

8.2

Comfort

8.0

Boarding

8.3

Reviews

1 / 20
10.0
Excellent

Wee Keng,Dec 2025

HKG - SIN

Quick 3 hour flight with excellent service from the crew despite it being Christmas Day holiday. Ground crew passed out Xmas cookies as well. Great experience.

Crew

8.6

Food

7.8

Entertainment

8.0

Overall

8.2

Comfort

8.0

Boarding

8.3

Reviews

1 / 20
10.0
Excellent

Wee Keng,Dec 2025

HKG - SIN

Quick 3 hour flight with excellent service from the crew despite it being Christmas Day holiday. Ground crew passed out Xmas cookies as well. Great experience.

Crew

8.6

Food

7.8

Entertainment

8.0

Overall

8.2

Comfort

8.0

Boarding

8.3

Reviews

1 / 20
10.0
Excellent

Wee Keng,Dec 2025

HKG - SIN

Quick 3 hour flight with excellent service from the crew despite it being Christmas Day holiday. Ground crew passed out Xmas cookies as well. Great experience.

Related info for your journey

Find useful and relevant information for your journey from London to Cambodia. 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 London to Cambodia?

    A quick flight from London to Cambodia can take about 29h 35m. China Eastern provides one of the quickest options available for as low as £615. London and Cambodia are separated by a distance of 6106 mi. Both multi-stop and direct flights can be found to your destination and back.

  • What are the cheapest airlines to fly from London to Cambodia one-way?

    £187 is the cheapest one-way deal found within the past few days, from Shenzhen Airlines. You may also be able to find cheap deals on Singapore Airlines and China Southern, with prices starting from £305 and £354, respectively.

  • What are the most popular routes from London to Cambodia?

  • Can I find deals for flights from London to Cambodia that include hotel bookings?

    Yes. In addition to deals on London to Cambodia flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from London to Cambodia?

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

  • Can I find deals for business class flights from London to Cambodia?

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

  • What is the cheapest month to book a flight from London to Cambodia?

    Currently, September is the cheapest month in which you can book a flight from London to Cambodia (average of £353). Flying from London to Cambodia in July is currently the most expensive (average of £665). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for London to Cambodia

See prices for flight routes from nearby airports that may be better suited for you.

Top 10 airlines flying from London to Cambodia

Discover the top 10 airlines that operate flights from London to Cambodia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 29 January 2026.
AirlineCheapestAverageFlexibilityOn-time
Air ChinaCheapest£260Average£425FlexibilityNo cancel feeOn-time67%
Search Air China flights
China SouthernCheapest£353Average£478FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Shenzhen AirlinesCheapest£405Average£467FlexibilityNo cancel feeOn-time63%
Search Shenzhen Airlines flights
China EasternCheapest£499Average£603FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Etihad AirwaysCheapest£501Average£613FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Austrian AirlinesCheapest£525Average£672FlexibilityNo cancel feeOn-time78%
Search Austrian Airlines flights
Singapore AirlinesCheapest£548Average£783FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Malaysia AirlinesCheapest£572Average£701FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines flights
LufthansaCheapest£582Average£748FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Vietnam AirlinesCheapest£601Average£703FlexibilityNo cancel feeOn-time81%
Search Vietnam Airlines 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 London to Cambodia?

Cheapflights makes it easy to find London to Cambodia 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 London to Cambodia?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from London to Cambodia for you. Better yet — we are completely free to use.

Can Cheapflights find flights from London to Cambodia with no change fees?

Certainly. Search results for flights to Cambodia from London 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 London to Cambodia become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Cambodia from London today and book when prices fit your budget.

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