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Cheap flights from Cambodia to London 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.
KTI — LON
5 Sep — 12 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Cambodia to London

Enter your travel dates to find the best prices.

Cheapest flights from Cambodia to London
Explore the most affordable flight options available from Cambodia to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 6 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 Cambodia to London

Keep the following information in mind while searching for Cambodia to London flight deals. Data was last updated 6 August 2026.

Round-trip from

£643

One-way from

£256

Popular in

March

Cheapest in

August

Average price

£487
China Eastern
  • China Eastern
  • 12/12-17/1
  • 5 total stops
  • 92h 00m total
  • Cambodia to London
Search Deals
14/11
  • 14/11
  • 2 total stops
  • 31h 05m total
  • Cambodia to London
Search Deals
Highest demand for flights based on searches. 27% potential increase in price (£227 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 12% potential price decrease (£68 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Cambodia to London 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 6 August 2026.
Use the filters below to find and compare flights from Cambodia to London 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

Sat 12/12

20:30-07:15

1 stop17h 45m

London Heathrow

Fri 22/1

11:00-19:40

1 stop25h 40m

£865

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

Flights are sorted by cheapest return flights first.

Deals found on 4/8

Showing 1-10 of 34 resultsSorted by cheapest first
1
2
3
4

Best time to book a flight from Cambodia to London

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

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

Currently, July is the cheapest month in which you can book a flight from Cambodia to London (average of £582). Flying from Cambodia to London in January is currently the most expensive (average of £1,115). 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.

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. 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 London. Reviews last updated 6 August 2026.
See what other customers who have flown with Etihad Airways and China Eastern from Cambodia to London have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Etihad Airways
7.3
Good
1,498 reviews
Check prices

Boarding

7.5

Overall

7.3

Entertainment

7.2

Comfort

7.3

Crew

7.8

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jun 2026

AUH - KBL

really liked the excellent customer service, friendly staff, smooth check-in process, and comfortable flight. Everyone was professional and helpful, which made my journey enjoyable and stress-free.
Etihad Airways
7.3
Good
1,498 reviews
Etihad Airways
7.3
Good
1,498 reviews
Check prices

Boarding

7.5

Overall

7.3

Entertainment

7.2

Comfort

7.3

Crew

7.8

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jun 2026

AUH - KBL

really liked the excellent customer service, friendly staff, smooth check-in process, and comfortable flight. Everyone was professional and helpful, which made my journey enjoyable and stress-free.
China Eastern
7.3
Good
231 reviews
Etihad Airways
7.3
Good
1,498 reviews
Check prices

Boarding

7.5

Overall

7.3

Entertainment

7.2

Comfort

7.3

Crew

7.8

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jun 2026

AUH - KBL

really liked the excellent customer service, friendly staff, smooth check-in process, and comfortable flight. Everyone was professional and helpful, which made my journey enjoyable and stress-free.

Related info for your journey

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

    There are many flights that can get you from Cambodia to London in 17h. Fly via China Eastern, Finnair, or British Airways to get the fastest option. Airlines will cover a distance of 6102 mi. This flight may include one or multiple stops.

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

    To fly one-way, consider booking your trip with China Southern, which is currently one of the cheapest options available, starting at £202. Etihad Airways flights start at £210 while deals on Malaysia Airlines start at £289 one-way.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Cambodia to London 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 Cambodia to London?

    Currently, July is the cheapest month in which you can book a flight from Cambodia to London (average of £582). Flying from Cambodia to London in January is currently the most expensive (average of £1,115). 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

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Hounslow
Milton Keynes
Gatwick
Luton
Wembley
Slough
Ilford
Hayes
Croydon
Colchester
Eastbourne
Brentford
Watford
Southend-on-Sea
Enfield
Kingston upon Thames
Southall
Dover
Romford
Borehamwood

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Cambodia to London

Discover the top airline that operate flights from Cambodia to London. 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 6 August 2026.
AirlineCheapestAverageFlexibilityOn-time
Etihad AirwaysCheapest£352Average£581FlexibilityNo cancel feeOn-time75%
Search Etihad Airways 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 Cambodia to London?

Cheapflights helps you search for flights from Cambodia to London via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Cambodia to London?

Millions of users choose and trust Cheapflights to book the best flight deals from Cambodia to London 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 Cambodia to London with no change fees?

Need flexible booking options for your flight to London from Cambodia? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Cambodia to London become cheaper?

Yes, Cheapflights offers price alerts on Cambodia to London flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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