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Cheap flights from the United Kingdom to Cambodia from £307

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 1/10. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — KTI
8 Aug — 15 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from United Kingdom to Cambodia

Enter your travel dates to find the best prices.

Cheapest flights from United Kingdom to Cambodia
Explore the most affordable flight options available from United Kingdom to Cambodia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 July 2026.

Wed 18/1106:00
LHR
-
SAI
2 stops29h 45m
Multiple Airlines
Wed 2/1209:55
SAI
-
LHR
2 stops18h 45m
Multiple Airlines
Deal found 8/7£576
Tue 1/1206:00
LHR
-
SAI
2 stops29h 45m
Austrian Airlines
Wed 16/1219:25
SAI
-
LHR
2 stops19h 55m
Austrian Airlines
Deal found 8/7£577
Wed 23/908:40
LHR
-
SAI
2 stops28h 15m
SWISS
Fri 2/1009:40
SAI
-
LHR
2 stops18h 05m
SWISS
Deal found 8/7£588
Tue 17/1109:05
LHR
-
SAI
2 stops26h 40m
Multiple Airlines
Wed 2/1209:55
SAI
-
LHR
2 stops18h 45m
Multiple Airlines
Deal found 8/7£593
Mon 14/918:40
LHR
-
SAI
2 stops33h 00m
SWISS
Thu 17/909:40
SAI
-
LHR
2 stops28h 15m
SWISS
Deal found 6/7£603
Mon 31/813:35
LHR
-
SAI
2 stops23h 20m
Multiple Airlines
Mon 7/909:40
SAI
-
LHR
2 stops28h 15m
Multiple Airlines
Deal found 9/7£607
Sat 5/1219:25
LHR
-
SAI
2 stops16h 20m
Multiple Airlines
Mon 14/1209:55
SAI
-
LHR
2 stops18h 45m
Multiple Airlines
Deal found 7/7£607
Tue 1/919:30
LHR
-
SAI
2 stops17h 25m
Multiple Airlines
Tue 8/909:40
SAI
-
LHR
2 stops18h 05m
Multiple Airlines
Deal found 7/7£608
Wed 2/909:00
LHR
-
SAI
2 stops27h 55m
Multiple Airlines
Wed 23/909:40
SAI
-
LHR
2 stops18h 05m
Multiple Airlines
Deal found 7/7£609
Sun 30/809:05
LGW
-
SAI
2 stops27h 50m
SWISS
Mon 7/909:40
SAI
-
LGW
2 stops28h 45m
SWISS
Deal found 9/7£609
Mon 31/808:40
LHR
-
SAI
2 stops28h 15m
SWISS
Tue 8/909:40
SAI
-
LHR
2 stops28h 15m
SWISS
Deal found 7/7£610
Sun 30/809:05
LGW
-
SAI
2 stops27h 50m
SWISS
Tue 8/909:40
SAI
-
LGW
2 stops28h 45m
SWISS
Deal found 7/7£610

Find flight deals from United Kingdom to Cambodia

Keep the following information in mind while searching for United Kingdom to Cambodia flight deals. Data was last updated 9 July 2026.

Round-trip from

£567

One-way from

£307

Popular in

July

Cheapest in

November

Average price

£931
SWISS
  • SWISS
  • 2/9-23/9
  • 4 total stops
  • 38h 35m total
  • United Kingdom to Cambodia
Search Deals
1/10
  • 1/10
  • 2 total stops
  • 32h 30m total
  • United Kingdom to Cambodia
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (£83 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£17 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from United Kingdom 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 9 July 2026.
Use the filters below to find and compare flights from the United Kingdom to Cambodia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

LondonSiem Reap

LHR - SAI

LHRSAI

London Heathrow

Tue 22/9

19:30-18:55

2 stops17h 25m

Siem Reap–Angkor Intl

Thu 1/10

09:40-21:45

2 stops18h 05m

£593

LondonSiem Reap

LGW - SAI

LGWSAI

London Gatwick

Sun 30/8

09:05-18:55

2 stops27h 50m

Siem Reap–Angkor Intl

Tue 8/9

09:40-08:25

2 stops28h 45m

£609

LondonSiem Reap

LGW - SAI

LGWSAI

London Gatwick

Tue 1/9

09:25-18:55

2 stops27h 30m

Siem Reap–Angkor Intl

Mon 7/9

09:40-08:25

2 stops28h 45m

£609

LondonSiem Reap

LHR - SAI

LHRSAI

London Heathrow

Mon 31/8

08:40-18:55

2 stops28h 15m

Siem Reap–Angkor Intl

Tue 8/9

09:40-07:55

2 stops28h 15m

£610

LondonSiem Reap

LGW - SAI

LGWSAI

London Gatwick

Mon 31/8

09:25-18:55

2 stops27h 30m

Siem Reap–Angkor Intl

Mon 7/9

09:40-08:25

2 stops28h 45m

£610

LondonSiem Reap

LGW - SAI

LGWSAI

London Gatwick

Sun 30/8

09:05-18:55

2 stops27h 50m

Siem Reap–Angkor Intl

Mon 7/9

09:40-08:25

2 stops28h 45m

£610

LondonSiem Reap

LGW - SAI

LGWSAI

London Gatwick

Tue 1/12

10:30-21:00

2 stops51h 30m

Siem Reap–Angkor Intl

Thu 10/12

22:00-06:30

3 stops39h 30m

£621

LondonSiem Reap

LHR - SAI

LHRSAI

London Heathrow

Thu 19/11

12:05-18:45

2 stops23h 40m

Siem Reap–Angkor Intl

Fri 4/12

09:55-21:40

2 stops18h 45m

£635

LondonSiem Reap

LHR - SAI

LHRSAI

London Heathrow

Thu 19/11

12:05-18:45

2 stops23h 40m

Siem Reap–Angkor Intl

Wed 2/12

09:55-08:05

2 stops29h 10m

£635

LondonSiem Reap

LCY - SAI

LCYSAI

London City

Mon 31/8

13:10-18:55

2 stops23h 45m

Siem Reap–Angkor Intl

Tue 8/9

09:40-08:40

2 stops29h 00m

£650

Flights are sorted by cheapest return flights first.

Deals found on 8/7

Showing 1-10 of 60 resultsSorted by cheapest first
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2
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6

Best time to book a flight from United Kingdom to Cambodia

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

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

Currently, February is the cheapest month in which you can book a flight from United Kingdom to Cambodia (average of £188). Flying from United Kingdom to Cambodia in January is currently the most expensive (average of £1,346). 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 far ahead should I book a flight from United Kingdom to Cambodia?

The price you pay for your flight from United Kingdom to Cambodia may vary depending on when you book. For the best chance of a lower fare, look to book 16 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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 9 July 2026.
Check out reviews from past customers who have flown with Singapore Airlines,Thai Airways, andChina Southern from the United Kingdom 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.
Singapore Airlines
8.2
Very Good
1,565 reviews
Check prices

Boarding

8.3

Overall

8.2

Comfort

8.0

Food

7.8

Entertainment

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Wee Keng,May 2026

SIN - MNL

Was upgraded to Premium Economy seat as PPS member. SQ steward team prepared birthday cake for a colleague which I requested and didn’t follow up. Great service and a great way to fly.
Singapore Airlines
8.2
Very Good
1,565 reviews
Singapore Airlines
8.2
Very Good
1,565 reviews
Check prices

Boarding

8.3

Overall

8.2

Comfort

8.0

Food

7.8

Entertainment

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Wee Keng,May 2026

SIN - MNL

Was upgraded to Premium Economy seat as PPS member. SQ steward team prepared birthday cake for a colleague which I requested and didn’t follow up. Great service and a great way to fly.
Thai Airways
7.9
Good
409 reviews
Singapore Airlines
8.2
Very Good
1,565 reviews
Check prices

Boarding

8.3

Overall

8.2

Comfort

8.0

Food

7.8

Entertainment

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Wee Keng,May 2026

SIN - MNL

Was upgraded to Premium Economy seat as PPS member. SQ steward team prepared birthday cake for a colleague which I requested and didn’t follow up. Great service and a great way to fly.
China Southern
7.5
Good
158 reviews
Singapore Airlines
8.2
Very Good
1,565 reviews
Check prices

Boarding

8.3

Overall

8.2

Comfort

8.0

Food

7.8

Entertainment

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Wee Keng,May 2026

SIN - MNL

Was upgraded to Premium Economy seat as PPS member. SQ steward team prepared birthday cake for a colleague which I requested and didn’t follow up. Great service and a great way to fly.
Etihad Airways
7.3
Good
1,477 reviews
Singapore Airlines
8.2
Very Good
1,565 reviews
Check prices

Boarding

8.3

Overall

8.2

Comfort

8.0

Food

7.8

Entertainment

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Wee Keng,May 2026

SIN - MNL

Was upgraded to Premium Economy seat as PPS member. SQ steward team prepared birthday cake for a colleague which I requested and didn’t follow up. Great service and a great way to fly.
Air China
7.3
Good
158 reviews
Singapore Airlines
8.2
Very Good
1,565 reviews
Check prices

Boarding

8.3

Overall

8.2

Comfort

8.0

Food

7.8

Entertainment

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Wee Keng,May 2026

SIN - MNL

Was upgraded to Premium Economy seat as PPS member. SQ steward team prepared birthday cake for a colleague which I requested and didn’t follow up. Great service and a great way to fly.

Related info for your journey

Find useful and relevant information for your journey from United Kingdom 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 United Kingdom to Cambodia?

    SWISS, China Eastern, and Emirates can get you from United Kingdom to Cambodia in just under 27h 30m. Your travel time can differ by up to 14h 25m. There are 6102 mi between United Kingdom and Cambodia. 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 United Kingdom to Cambodia one-way?

    One-way options have recently been found by users for as low as £167 on Singapore Airlines. Other airlines that offer cheap prices include Etihad Airways from £241 and China Southern from £272 one-way.

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

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

  • How can I find direct flights from United Kingdom to Cambodia?

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

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

    Yes. Cheapflights offers flight deals from United Kingdom 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 United Kingdom to Cambodia?

    Currently, February is the cheapest month in which you can book a flight from United Kingdom to Cambodia (average of £188). Flying from United Kingdom to Cambodia in January is currently the most expensive (average of £1,346). 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 United Kingdom to Cambodia

See prices for flight routes from nearby airports that may be better suited for you.
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Heathrow to Lahore flights
Stansted to Islamabad flights
London City to Denpasar flights
Gatwick to Hong Kong flights

Top 10 airlines flying from United Kingdom to Cambodia

Discover the top 10 airlines that operate flights from United Kingdom 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 9 July 2026.
AirlineCheapestAverageFlexibilityOn-time
Air ChinaCheapest£269Average£391FlexibilityNo cancel feeOn-time67%
Search Air China flights
Shenzhen AirlinesCheapest£335Average£619FlexibilityNo cancel feeOn-time63%
Search Shenzhen Airlines flights
Etihad AirwaysCheapest£372Average£653FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
China SouthernCheapest£471Average£536FlexibilityNo cancel feeOn-time69%
Search China Southern flights
China EasternCheapest£541Average£634FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Austrian AirlinesCheapest£542Average£688FlexibilityNo cancel feeOn-time78%
Search Austrian Airlines flights
Malaysia AirlinesCheapest£590Average£782FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines flights
Singapore AirlinesCheapest£602Average£893FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Vietnam AirlinesCheapest£620Average£818FlexibilityNo cancel feeOn-time81%
Search Vietnam Airlines flights
Qatar AirwaysCheapest£647Average£849FlexibilityNo cancel feeOn-time68%
Search Qatar 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 United Kingdom to Cambodia?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from United Kingdom to Cambodia. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

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 United Kingdom to Cambodia.

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

Yes! Cheapflights helps users easily find flights from United Kingdom to Cambodia with no change fees.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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