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Cheap flights from London to Cambodia from £238

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 6/5. Fares are subject to change and may not be available on all flights or dates of travel.
LON — PNH
21 Apr — 28 Apr1
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 16 April 2025.

Round-trip from

£437

One-way from

£238

Popular in

August

Cheapest in

November

Average price

£800
China Southern
  • China Southern
  • 29/4-29/5
  • 2 total stops
  • 37h 00m total
  • London to Cambodia
Search Deals
6/5
  • 6/5
  • 3 total stops
  • 46h 10m total
  • London to Cambodia
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (£58 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£12 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 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 16 April 2025.

Tue 29/422:10LHR - PNH
1 stop20h 00mChina Southern
Thu 29/508:00PNH - LHR
1 stop17h 00mChina Southern
Deal found 15/4£437
Mon 27/1020:25LHR - PNH
1 stop19h 45mAir China
Sun 9/1100:25PNH - LHR
1 stop22h 30mAir China
Deal found 14/4£490
Sat 7/622:05LHR - PNH
1 stop31h 05mShenzhen Airlines
Sun 22/612:15PNH - LHR
1 stop37h 35mShenzhen Airlines
Deal found 14/4£496
Tue 29/407:05STN - PNH
3 stops30h 15mMultiple Airlines
Wed 28/500:10PNH - STN
3 stops29h 45mMultiple Airlines
Deal found 15/4£503
Thu 8/511:35LGW - PNH
1 stop29h 40mChina Eastern
Wed 28/500:10PNH - LGW
1 stop20h 50mChina Eastern
Deal found 15/4£531
Fri 30/522:05LHR - PNH
1 stop31h 05mMultiple Airlines
Thu 5/600:20PNH - LHR
1 stop26h 10mMultiple Airlines
Deal found 14/4£540
Thu 24/412:35LGW - PNH
1 stop28h 30mAir China
Tue 24/600:20PNH - LGW
1 stop36h 15mAir China
Deal found 15/4£540
Thu 8/521:20LHR - PNH
1 stop19h 55mChina Eastern
Wed 28/500:10PNH - LHR
1 stop24h 30mChina Eastern
Deal found 15/4£562
Thu 15/511:35LGW - PNH
2 stops24h 40mMultiple Airlines
Thu 22/508:15PNH - LGW
2 stops28h 25mMultiple Airlines
Deal found 15/4£572
Fri 30/522:05LHR - KOS
2 stops32h 55mMultiple Airlines
Fri 6/613:30KOS - LHR
2 stops36h 20mMultiple Airlines
Deal found 15/4£582
Fri 19/912:25LGW - PNH
1 stop16h 15mChina Southern
Fri 3/1015:35PNH - LGW
2 stops32h 55mChina Southern
Deal found 15/4£590
Tue 4/1109:20LGW - PNH
1 stop26h 15mSingapore Airlines
Tue 18/1109:35PNH - LGW
1 stop27h 50mSingapore Airlines
Deal found 15/4£598

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 16 April 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

Tue 29/4

22:10-00:10

1 stop20h 00m

Phnom Penh Pochentong

Thu 29/5

08:00-19:00

1 stop17h 00m

£437

LondonPhnom Penh

LHR - PNH

LHRPNH

London Heathrow

Sat 7/6

22:05-11:10

1 stop31h 05m

Phnom Penh Pochentong

Sun 22/6

12:15-19:50

1 stop37h 35m

£496

LondonPhnom Penh

STN - PNH

STNPNH

London Stansted

Tue 29/4

07:05-19:20

3 stops30h 15m

Phnom Penh Pochentong

Wed 28/5

00:10-23:55

3 stops29h 45m

£503

LondonPhnom Penh

LHR - PNH

LHRPNH

London Heathrow

Fri 30/5

20:25-23:05

1 stop20h 40m

Phnom Penh Pochentong

Thu 5/6

00:20-17:45

1 stop23h 25m

£519

LondonPhnom Penh

LGW - PNH

LGWPNH

London Gatwick

Thu 8/5

11:35-23:15

1 stop29h 40m

Phnom Penh Pochentong

Wed 28/5

00:10-15:00

1 stop20h 50m

£531

LondonPhnom Penh

LHR - PNH

LHRPNH

London Heathrow

Fri 30/5

22:05-11:10

1 stop31h 05m

Phnom Penh Pochentong

Thu 5/6

00:20-20:30

1 stop26h 10m

£540

LondonPhnom Penh

LHR - PNH

LHRPNH

London Heathrow

Thu 8/5

21:20-23:15

1 stop19h 55m

Phnom Penh Pochentong

Wed 28/5

00:10-18:40

1 stop24h 30m

£562

LondonPhnom Penh

LGW - PNH

LGWPNH

London Gatwick

Thu 15/5

11:35-18:15

2 stops24h 40m

Phnom Penh Pochentong

Thu 22/5

08:15-06:40

2 stops28h 25m

£572

LondonKrong Preah Sihanouk

LHR - KOS

LHRKOS

London Heathrow

Fri 30/5

22:05-13:00

2 stops32h 55m

Krong Preah Sihanouk Sihanoukville

Fri 6/6

13:30-19:50

2 stops36h 20m

£582

LondonPhnom Penh

LGW - PNH

LGWPNH

London Gatwick

Fri 19/9

12:25-10:40

1 stop16h 15m

Phnom Penh Pochentong

Fri 3/10

15:35-18:30

2 stops32h 55m

£590

Flights are sorted by cheapest return flights first.

Deals found on 15/4

Showing 1-10 of 54 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 16 April 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.

Rainfall in Cambodia by month

Plan your trip to Cambodia by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Cambodia ranges from 0.0 - 250.0 inches per month. October is typically the wettest month, when rainfall can reach 250.0 mm. January is typically the driest time to visit Cambodia when rainfall is around 0.0 mm.

Temperature in Cambodia by month

Plan your trip to Cambodia by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Cambodia, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 29.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 25.0 C).

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 16 April 2025.
Read through reviews of airlines operating flights from London to Cambodia, such as Singapore Airlines, Emirates and KLM. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.1
Very Good
1,288 reviews
Check prices

Boarding

8.2

Crew

8.6

Overall

8.1

Comfort

7.9

Food

7.7

Entertainment

8.0

Reviews

1 / 20
6.0
Good

Gina,Dec 2024

BLR - SIN

Overall the experience was good. First flight of 17 hours had no entertainment since Singapore airline has technical issues. Was informed that passengers would get a $350 voucher for future flight. Uncertain how that is being distributed but would like to understand if an email is required from my end or if it is an automatic email sent to me by Singapore Airlines. -Gina Robles
Singapore Airlines
8.1
Very Good
1,288 reviews
Singapore Airlines
8.1
Very Good
1,288 reviews
Check prices

Boarding

8.2

Crew

8.6

Overall

8.1

Comfort

7.9

Food

7.7

Entertainment

8.0

Reviews

1 / 20
6.0
Good

Gina,Dec 2024

BLR - SIN

Overall the experience was good. First flight of 17 hours had no entertainment since Singapore airline has technical issues. Was informed that passengers would get a $350 voucher for future flight. Uncertain how that is being distributed but would like to understand if an email is required from my end or if it is an automatic email sent to me by Singapore Airlines. -Gina Robles
Emirates
8.0
Very Good
3,200 reviews
Singapore Airlines
8.1
Very Good
1,288 reviews
Check prices

Boarding

8.2

Crew

8.6

Overall

8.1

Comfort

7.9

Food

7.7

Entertainment

8.0

Reviews

1 / 20
6.0
Good

Gina,Dec 2024

BLR - SIN

Overall the experience was good. First flight of 17 hours had no entertainment since Singapore airline has technical issues. Was informed that passengers would get a $350 voucher for future flight. Uncertain how that is being distributed but would like to understand if an email is required from my end or if it is an automatic email sent to me by Singapore Airlines. -Gina Robles
KLM
7.8
Good
1,323 reviews
Singapore Airlines
8.1
Very Good
1,288 reviews
Check prices

Boarding

8.2

Crew

8.6

Overall

8.1

Comfort

7.9

Food

7.7

Entertainment

8.0

Reviews

1 / 20
6.0
Good

Gina,Dec 2024

BLR - SIN

Overall the experience was good. First flight of 17 hours had no entertainment since Singapore airline has technical issues. Was informed that passengers would get a $350 voucher for future flight. Uncertain how that is being distributed but would like to understand if an email is required from my end or if it is an automatic email sent to me by Singapore Airlines. -Gina Robles
Thai Airways
7.7
Good
323 reviews
Singapore Airlines
8.1
Very Good
1,288 reviews
Check prices

Boarding

8.2

Crew

8.6

Overall

8.1

Comfort

7.9

Food

7.7

Entertainment

8.0

Reviews

1 / 20
6.0
Good

Gina,Dec 2024

BLR - SIN

Overall the experience was good. First flight of 17 hours had no entertainment since Singapore airline has technical issues. Was informed that passengers would get a $350 voucher for future flight. Uncertain how that is being distributed but would like to understand if an email is required from my end or if it is an automatic email sent to me by Singapore Airlines. -Gina Robles
Vietnam Airlines
7.6
Good
194 reviews
Singapore Airlines
8.1
Very Good
1,288 reviews
Check prices

Boarding

8.2

Crew

8.6

Overall

8.1

Comfort

7.9

Food

7.7

Entertainment

8.0

Reviews

1 / 20
6.0
Good

Gina,Dec 2024

BLR - SIN

Overall the experience was good. First flight of 17 hours had no entertainment since Singapore airline has technical issues. Was informed that passengers would get a $350 voucher for future flight. Uncertain how that is being distributed but would like to understand if an email is required from my end or if it is an automatic email sent to me by Singapore Airlines. -Gina Robles

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?

    £315 is the cheapest one-way deal found within the past few days, from Singapore Airlines. You may also be able to find cheap deals on Shenzhen Airlines and China Eastern, with prices starting from £318 and £357, 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 City - 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

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.
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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 16 April 2025.
AirlineCheapestAverageFlexibilityOn-time
Air ChinaCheapest£311Average£549FlexibilityNo cancel feeOn-time67%
Search Air China flights
Shenzhen AirlinesCheapest£389Average£460FlexibilityNo cancel feeOn-time63%
Search Shenzhen Airlines flights
China SouthernCheapest£408Average£525FlexibilityNo cancel feeOn-time69%
Search China Southern flights
China EasternCheapest£582Average£643FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Singapore AirlinesCheapest£615Average£719FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Vietnam AirlinesCheapest£619Average£780FlexibilityNo cancel feeOn-time81%
Search Vietnam Airlines flights
Malaysia AirlinesCheapest£657Average£754FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines flights
British AirwaysCheapest£658Average£863FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Cathay PacificCheapest£670Average£789FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
Qatar AirwaysCheapest£671Average£800FlexibilityNo 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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