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Cheap flights from Cambodia to London from £293

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 19/6. Fares are subject to change and may not be available on all flights or dates of travel.
KTI — LON
26 May — 2 Jun1
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 26 April 2026.

Sun 7/619:45
SAI
-
LHR
2 stops29h 00m
Etihad Airways
Sun 14/621:45
LHR
-
SAI
2 stops32h 30m
Etihad Airways
Deal found 23/4£734
Sun 31/519:20
SAI
-
LHR
2 stops29h 25m
Multiple Airlines
Thu 25/621:45
LHR
-
SAI
2 stops39h 10m
Multiple Airlines
Deal found 24/4£750
Tue 1/1222:00
SAI
-
LHR
2 stops50h 30m
China Eastern
Tue 15/1221:00
LHR
-
SAI
2 stops41h 00m
China Eastern
Deal found 25/4£768
Sun 26/419:20
SAI
-
LHR
2 stops30h 00m
Etihad Airways
Sun 3/509:30
LHR
-
SAI
2 stops22h 50m
Etihad Airways
Deal found 25/4£779
Sat 18/715:35
SAI
-
LGW
2 stops21h 50m
Multiple Airlines
Fri 31/710:25
LGW
-
SAI
2 stops22h 25m
Multiple Airlines
Deal found 25/4£790
Sat 18/709:40
SAI
-
LHR
2 stops33h 05m
Etihad Airways
Fri 31/714:45
LHR
-
SAI
2 stops36h 15m
Etihad Airways
Deal found 25/4£792
Sun 26/413:05
SAI
-
LGW
2 stops36h 40m
Emirates
Sun 3/510:05
LGW
-
SAI
2 stops20h 15m
Emirates
Deal found 25/4£799
Sun 7/619:45
SAI
-
LHR
2 stops23h 00m
Multiple Airlines
Sun 14/619:50
LHR
-
SAI
1 stop15h 20m
Multiple Airlines
Deal found 23/4£855
Tue 1/1223:50
SAI
-
LGW
2 stops25h 35m
Emirates
Tue 15/1223:55
LGW
-
SAI
2 stops29h 45m
Emirates
Deal found 25/4£888
Sat 18/723:50
SAI
-
LHR
2 stops22h 20m
Emirates
Fri 31/716:50
LHR
-
SAI
2 stops22h 40m
Emirates
Deal found 25/4£911
Sun 31/519:45
SAI
-
LGW
2 stops42h 00m
Multiple Airlines
Thu 25/609:00
LGW
-
SAI
2 stops27h 55m
Multiple Airlines
Deal found 24/4£914
Sun 3/513:05
SAI
-
LGW
2 stops36h 40m
Emirates
Sun 10/514:35
LGW
-
SAI
2 stops39h 45m
Emirates
Deal found 26/4£941

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 26 April 2026.

Round-trip from

£734

One-way from

£293

Popular in

April

Cheapest in

November

Average price

£1,281
Etihad Airways
  • Etihad Airways
  • 7/6-14/6
  • 4 total stops
  • 61h 30m total
  • Cambodia to London
Search Deals
19/6
  • 19/6
  • 2 total stops
  • 32h 25m total
  • Cambodia to London
Search Deals
Highest demand for flights based on searches. 30% potential increase in price (£237 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease (£45 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 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 26 April 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 - LHR

SAILHR

Siem Reap–Angkor Intl

Sun 31/5

19:20-18:45

2 stops29h 25m

London Heathrow

Thu 25/6

21:45-18:55

2 stops39h 10m

£750

Siem ReapLondon

SAI - LGW

SAILGW

Siem Reap–Angkor Intl

Sat 18/7

15:35-07:25

2 stops21h 50m

London Gatwick

Fri 31/7

10:25-14:50

2 stops22h 25m

£790
Fastest return journey

Siem ReapLondon

SAI - LHR

SAILHR

Siem Reap–Angkor Intl

Sun 7/6

19:45-12:45

2 stops23h 00m

London Heathrow

Sun 14/6

19:50-17:10

1 stop15h 20m

£855

Siem ReapLondon

SAI - LHR

SAILHR

Siem Reap–Angkor Intl

Sat 18/7

23:50-16:10

2 stops22h 20m

London Heathrow

Fri 31/7

16:50-21:30

2 stops22h 40m

£911

Siem ReapLondon

SAI - LGW

SAILGW

Siem Reap–Angkor Intl

Sun 31/5

19:45-07:45

2 stops42h 00m

London Gatwick

Thu 25/6

09:00-18:55

2 stops27h 55m

£914

Siem ReapLondon

SAI - LHR

SAILHR

Siem Reap–Angkor Intl

Sat 18/7

18:05-17:50

1 stop29h 45m

London Heathrow

Fri 31/7

09:05-21:30

2 stops30h 25m

£1,337
Cheapest one-way

Siem ReapLondon

SAI - LHR

SAILHR

Siem Reap–Angkor Intl

Fri 19/6

12:55-15:20

2 stops32h 25m

£293

Siem ReapLondon

SAI - LHR

SAILHR

Siem Reap–Angkor Intl

Sun 3/5

09:45-06:55

2 stops27h 10m

£376

Siem ReapLondon

SAI - LHR

SAILHR

Siem Reap–Angkor Intl

Sun 17/5

19:45-07:00

2 stops41h 15m

£383

Siem ReapLondon

SAI - LHR

SAILHR

Siem Reap–Angkor Intl

Sun 24/5

09:45-06:55

2 stops27h 10m

£384

Flights are sorted by cheapest return flights first.

Deals found on 25/4

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

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, December is the cheapest month in which you can book a flight from Cambodia to London (average of £185). Flying from Cambodia to London in February is currently the most expensive (average of £523). 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 26 April 2026.
See what other customers who have flown with 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.
China Eastern
7.3
Good
209 reviews
Check prices

Entertainment

6.2

Food

6.9

Boarding

7.6

Crew

7.8

Overall

7.3

Comfort

7.3

Reviews

1 / 7
10.0
Excellent

Anonymous,Feb 2026

LGW - PVG

Not much selection for westerners with regards to videos. But the upgrade was amazing. So gave 5 stars. Thank you.
China Eastern
7.3
Good
209 reviews
China Eastern
7.3
Good
209 reviews
Check prices

Entertainment

6.2

Food

6.9

Boarding

7.6

Crew

7.8

Overall

7.3

Comfort

7.3

Reviews

1 / 7
10.0
Excellent

Anonymous,Feb 2026

LGW - PVG

Not much selection for westerners with regards to videos. But the upgrade was amazing. So gave 5 stars. Thank you.

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 22h 20m. Fly via Emirates to get the fastest option. Airlines will cover a distance of 6106 mi.

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

    To fly one-way, consider booking your trip with Etihad Airways, which is currently one of the cheapest options available, starting at £209. China Southern flights start at £233 while deals on Malaysia Airlines start at £287 one-way.

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

    While some choose either Siem Reap–Angkor Intl - London Heathrow or Phnom Penh Pochentong - London Gatwick, Phnom Penh Pochentong - London City is the most popular route from Cambodia to London.

  • 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, December is the cheapest month in which you can book a flight from Cambodia to London (average of £185). Flying from Cambodia to London in February is currently the most expensive (average of £523). 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
Milton Keynes
Wembley
Croydon
Hounslow
Luton
Gatwick
Ilford
Slough
Hayes
Brentford
Colchester
Watford
Kingston upon Thames
Romford
Eastbourne
Ipswich
Southend-on-Sea
Guildford
Bishop's Stortford
Chelmsford

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Cambodia to London

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