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Cheap flights from London to Cambodia from £263

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 20/9. Fares are subject to change and may not be available on all flights or dates of travel.
LON — PNH
9 Jul — 16 Jul1
1 adult

Cheap flight deals from London to Cambodia

Keep the following information in mind while searching for London to Cambodia flight deals. Data was last updated 4 July 2025.

Round-trip from

£533

One-way from

£263

Popular in

December

Cheapest in

November

Average price

£793
China Southern
  • China Southern
  • 24/12-21/1
  • 3 total stops
  • 71h 25m total
  • London to Cambodia
Search Deals
20/9
  • 20/9
  • 3 total stops
  • 27h 20m total
  • London to Cambodia
Search Deals
High demand for flights, 0% potential price rise
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£11 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2025
Search Deals

Find flight deals from London to Cambodia

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 4 July 2025.

Wed 24/1221:30LHR - PNH
2 stops34h 05mChina Southern
Wed 21/111:55PNH - LHR
1 stop37h 20mChina Southern
Deal found 2/7£533
Sun 9/1120:25LHR - PNH
1 stop19h 45mAir China
Wed 12/1100:25PNH - LHR
1 stop24h 25mAir China
Deal found 2/7£537
Wed 5/1117:00LGW - PNH
2 stops34h 00mChina Eastern
Tue 25/1100:15PNH - LGW
1 stop20h 45mChina Eastern
Deal found 2/7£540
Fri 7/1113:55LHR - PNH
1 stop21h 35mEtihad Airways
Tue 18/1119:55PNH - LHR
1 stop23h 10mEtihad Airways
Deal found 2/7£543
Sun 7/922:05LHR - PNH
1 stop31h 05mShenzhen Airlines
Sun 14/912:15PNH - LHR
1 stop37h 35mShenzhen Airlines
Deal found 2/7£552
Tue 9/921:20LHR - PNH
3 stops56h 15mChina Eastern
Tue 14/1018:50PNH - LHR
2 stops29h 50mChina Eastern
Deal found 3/7£599
Sun 9/1116:00LGW - PNH
1 stop20h 00mMultiple Airlines
Wed 12/1119:55PNH - LGW
1 stop29h 30mMultiple Airlines
Deal found 2/7£610
Tue 4/1122:05LHR - PNH
1 stop37h 30mSingapore Airlines
Tue 24/314:50PNH - LHR
1 stop35h 20mSingapore Airlines
Deal found 3/7£616
Sat 15/1121:10LHR - PNH
1 stop30h 30mMultiple Airlines
Fri 28/1100:15PNH - LHR
1 stop24h 15mMultiple Airlines
Deal found 3/7£626
Wed 5/1112:10STN - PNH
2 stops35h 20mMultiple Airlines
Sun 1/307:00PNH - STN
3 stops40h 50mMultiple Airlines
Deal found 2/7£645
Wed 5/1109:20LGW - PNH
1 stop26h 15mSingapore Airlines
Wed 26/1109:35PNH - LGW
1 stop27h 50mSingapore Airlines
Deal found 2/7£664
Thu 6/1121:00LHR - KOS
2 stops29h 35mMultiple Airlines
Fri 5/1210:45KOS - LHR
2 stops37h 45mMultiple Airlines
Deal found 3/7£671

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 4 July 2025.
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

LondonPhnom Penh

LHR - PNH

LHRPNH

London Heathrow

Wed 24/12

21:30-14:35

2 stops34h 05m

Phnom Penh Pochentong

Wed 21/1

11:55-18:15

1 stop37h 20m

£533

LondonPhnom Penh

LHR - PNH

LHRPNH

London Heathrow

Sun 9/11

20:25-23:10

1 stop19h 45m

Phnom Penh Pochentong

Wed 12/11

00:25-17:50

1 stop24h 25m

£537

LondonPhnom Penh

LGW - PNH

LGWPNH

London Gatwick

Wed 5/11

17:00-10:00

2 stops34h 00m

Phnom Penh Pochentong

Tue 25/11

00:15-14:00

1 stop20h 45m

£540

LondonPhnom Penh

LHR - PNH

LHRPNH

London Heathrow

Fri 7/11

13:55-18:30

1 stop21h 35m

Phnom Penh Pochentong

Tue 18/11

19:55-12:05

1 stop23h 10m

£543

LondonPhnom Penh

LHR - PNH

LHRPNH

London Heathrow

Sun 7/9

22:05-11:10

1 stop31h 05m

Phnom Penh Pochentong

Sun 14/9

12:15-19:50

1 stop37h 35m

£552

LondonPhnom Penh

LHR - PNH

LHRPNH

London Heathrow

Tue 9/9

21:20-11:35

3 stops56h 15m

Phnom Penh Pochentong

Tue 14/10

18:50-18:40

2 stops29h 50m

£599

LondonPhnom Penh

LGW - PNH

LGWPNH

London Gatwick

Sun 9/11

16:00-19:00

1 stop20h 00m

Phnom Penh Pochentong

Wed 12/11

19:55-18:25

1 stop29h 30m

£610

LondonPhnom Penh

LHR - PNH

LHRPNH

London Heathrow

Tue 4/11

22:05-18:35

1 stop37h 30m

Phnom Penh Pochentong

Tue 24/3

14:50-19:10

1 stop35h 20m

£616

LondonPhnom Penh

LHR - PNH

LHRPNH

London Heathrow

Sat 15/11

21:10-10:40

1 stop30h 30m

Phnom Penh Pochentong

Fri 28/11

00:15-17:30

1 stop24h 15m

£626

LondonPhnom Penh

STN - PNH

STNPNH

London Stansted

Wed 5/11

12:10-06:30

2 stops35h 20m

Phnom Penh Pochentong

Sun 1/3

07:00-16:50

3 stops40h 50m

£645

Flights are sorted by cheapest return flights first.

Deals found on 3/7

Showing 1-10 of 43 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 £689). Flying from London to Cambodia in July is currently the most expensive (average of £1,232). 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.

What is the cheapest time of day to fly from LON to KH?

Find hourly flight availability from London to Cambodia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 4 July 2025.

When flying from London to Cambodia, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 4 July 2025.
Check out reviews from past customers who have flown with Emirates, Singapore Airlines, andKLM 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.
Emirates
8.1
Very Good
3,287 reviews
Check prices

Comfort

8.0

Crew

8.3

Boarding

8.1

Overall

8.1

Entertainment

8.2

Food

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jun 2025

KTM - DXB

Lost 7 pieces of luggage and fly Dubai doesn’t seem to care.
Emirates
8.1
Very Good
3,287 reviews
Emirates
8.1
Very Good
3,287 reviews
Check prices

Comfort

8.0

Crew

8.3

Boarding

8.1

Overall

8.1

Entertainment

8.2

Food

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jun 2025

KTM - DXB

Lost 7 pieces of luggage and fly Dubai doesn’t seem to care.
Singapore Airlines
8.1
Very Good
1,320 reviews
Emirates
8.1
Very Good
3,287 reviews
Check prices

Comfort

8.0

Crew

8.3

Boarding

8.1

Overall

8.1

Entertainment

8.2

Food

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jun 2025

KTM - DXB

Lost 7 pieces of luggage and fly Dubai doesn’t seem to care.
KLM
7.8
Good
1,367 reviews
Emirates
8.1
Very Good
3,287 reviews
Check prices

Comfort

8.0

Crew

8.3

Boarding

8.1

Overall

8.1

Entertainment

8.2

Food

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jun 2025

KTM - DXB

Lost 7 pieces of luggage and fly Dubai doesn’t seem to care.
China Southern
7.6
Good
100 reviews
Emirates
8.1
Very Good
3,287 reviews
Check prices

Comfort

8.0

Crew

8.3

Boarding

8.1

Overall

8.1

Entertainment

8.2

Food

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jun 2025

KTM - DXB

Lost 7 pieces of luggage and fly Dubai doesn’t seem to care.
Vietnam Airlines
7.5
Good
194 reviews
Emirates
8.1
Very Good
3,287 reviews
Check prices

Comfort

8.0

Crew

8.3

Boarding

8.1

Overall

8.1

Entertainment

8.2

Food

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jun 2025

KTM - DXB

Lost 7 pieces of luggage and fly Dubai doesn’t seem to care.

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.

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

    £319 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 China Eastern and Air China, with prices starting from £351 and £352, respectively.

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

    The most popular route from London to Cambodia is London Heathrow - Phnom Penh Pochentong. You may also consider London Gatwick - Phnom Penh Pochentong or London Stansted - Phnom Penh Pochentong.

  • 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 £689). Flying from London to Cambodia in July is currently the most expensive (average of £1,232). 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

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Alternative routes for London to Cambodia

See prices for flight routes from nearby airports that may be better suited for you.
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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 4 July 2025.
AirlineCheapestAverageFlexibilityOn-time
China SouthernCheapest£357Average£467FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Shenzhen AirlinesCheapest£376Average£451FlexibilityNo cancel feeOn-time63%
Search Shenzhen Airlines flights
Air ChinaCheapest£420Average£490FlexibilityNo cancel feeOn-time67%
Search Air China flights
Etihad AirwaysCheapest£488Average£586FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
China EasternCheapest£504Average£582FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Singapore AirlinesCheapest£584Average£699FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Malaysia AirlinesCheapest£587Average£702FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines flights
Vietnam AirlinesCheapest£622Average£730FlexibilityNo cancel feeOn-time81%
Search Vietnam Airlines flights
British AirwaysCheapest£637Average£777FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Qatar AirwaysCheapest£650Average£747FlexibilityNo 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 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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