How long is the flight from London to Cambodia?

A quick flight from London to Cambodia can take about 21h. Etihad Airways provides one of the quickest options available for as low as £773. London and Cambodia are separated by a distance of 6236 mi. Both multi-stop and direct flights can be found to your destination and back.

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.

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).

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.

What are the most popular airlines that fly from London to Cambodia?

The most popular airlines flying from London to Cambodia are British Airways, Air China and Cathay Pacific. Something to consider prior to booking your flight.

How far in advance should I book a flight from London to Cambodia?

Find a great deal and save up to 16% by booking at least 54 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from London to Cambodia within the next two weeks, with the cheapest ticket starting at £554.

What is the cheapest month to fly from London to Cambodia?

Our data shows that November tends to be the cheapest month to fly to Cambodia from London. Users have commonly found prices around £661 for the month, but tickets can be as low as £406. Due to multiple factors, prepare for potentially higher prices in July.

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.

£389+ Cheap Flights from London to Cambodia

Cheap flight deals from London to Cambodia

Round-trip from	£544
One-way from	£389
Popular in	July
Cheapest in	November
Average price	£555

Etihad Airways
5/10-20/10
2 total stops
70h 55m total
London to Cambodia

Search Deals

1/12
3 total stops
25h 30m total
London to Cambodia

Search Deals

Highest demand for flights based on searches. 13% potential increase in price (£78 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease (£16 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 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 September 2025.

Sun 5/1014:45LHR - PNH

1 stop34h 10mEtihad Airways

Mon 20/1008:30PNH - LHR

1 stop36h 45mEtihad Airways

Deal found 3/9£544

Sun 12/1009:30LHR - PNH

1 stop15h 25mEtihad Airways

Tue 21/1008:30PNH - LHR

1 stop28h 30mEtihad Airways

Deal found 3/9£545

Thu 4/911:35LGW - PNH

1 stop29h 40mChina Eastern

Sun 7/900:10PNH - LGW

1 stop21h 00mChina Eastern

Deal found 1/9£545

Mon 6/1009:30LHR - PNH

1 stop15h 25mEtihad Airways

Mon 13/1008:30PNH - LHR

1 stop16h 15mEtihad Airways

Deal found 2/9£550

Thu 13/1108:50LHR - PNH

1 stop14h 40mEtihad Airways

Mon 24/1107:55PNH - LHR

1 stop17h 15mEtihad Airways

Deal found 1/9£552

Mon 3/1113:55LHR - PNH

1 stop21h 30mEtihad Airways

Mon 17/1107:55PNH - LHR

1 stop29h 45mEtihad Airways

Deal found 1/9£556

Mon 24/1113:55LHR - PNH

1 stop21h 30mEtihad Airways

Mon 8/1207:55PNH - LHR

1 stop29h 45mEtihad Airways

Deal found 3/9£559

Mon 10/1108:50LHR - PNH

1 stop26h 35mEtihad Airways

Mon 24/1107:55PNH - LHR

1 stop17h 15mEtihad Airways

Deal found 1/9£564

Mon 10/1120:55LHR - PNH

1 stop14h 30mEtihad Airways

Mon 1/1207:55PNH - LHR

1 stop35h 10mEtihad Airways

Deal found 3/9£566

Thu 20/1108:50LHR - PNH

1 stop14h 40mEtihad Airways

Fri 5/1207:55PNH - LHR

1 stop35h 10mEtihad Airways

Deal found 2/9£570

Mon 3/1108:50LHR - PNH

1 stop26h 35mEtihad Airways

Mon 24/1107:55PNH - LHR

1 stop35h 10mEtihad Airways

Deal found 3/9£570

Sun 5/1020:00STN - PNH

2 stops28h 55mMultiple Airlines

Mon 20/1008:30PNH - STN

2 stops33h 55mMultiple Airlines

Deal found 3/9£598

Best flights from London to Cambodia
Discover carefully curated flight deals from London to Cambodia that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 4 September 2025.

Sun 5/1014:45LHR - PNH

1 stop34h 10mEtihad Airways

Mon 20/1008:30PNH - LHR

1 stop36h 45mEtihad Airways

Deal found 3/9£544

Sun 5/1020:00STN - PNH

2 stops28h 55mMultiple Airlines

Mon 20/1008:30PNH - STN

2 stops33h 55mMultiple Airlines

Deal found 3/9£598

Fri 6/210:05LGW - PNH

2 stops21h 35mTurkish Airlines

Mon 23/219:15PNH - LGW

2 stops27h 55mTurkish Airlines

Deal found 2/9£746

Wed 1/1006:15LHR - KOS

2 stops21h 00mVietnam Airlines

Wed 8/1010:15KOS - LHR

1 stop36h 40mVietnam Airlines

Deal found 3/9£773

Mon 3/1114:05STN - PNH

1 stop19h 30mEmirates

Mon 24/1120:35PNH - STN

1 stop22h 30mEmirates

Deal found 4/9£943

Sun 12/1009:30LHR - PNH

1 stop15h 25mEtihad Airways

Tue 21/1008:30PNH - LHR

1 stop28h 30mEtihad Airways

Deal found 3/9£545

Mon 6/1009:30LHR - PNH

1 stop15h 25mEtihad Airways

Mon 13/1008:30PNH - LHR

1 stop16h 15mEtihad Airways

Deal found 2/9£550

Sun 5/1021:45LGW - PNH

2 stops27h 10mMultiple Airlines

Mon 20/1008:30PNH - LGW

2 stops34h 20mMultiple Airlines

Deal found 3/9£617

Mon 13/1009:30LHR - PNH

1 stop15h 25mEtihad Airways

Mon 10/1107:55PNH - LHR

1 stop17h 15mEtihad Airways

Deal found 3/9£554

Tue 14/1021:45LHR - PNH

1 stop27h 10mEtihad Airways

Tue 11/1107:55PNH - LHR

1 stop17h 15mEtihad Airways

Deal found 3/9£556

Tue 25/1109:50LGW - PNH

3 stops49h 35mMultiple Airlines

Tue 2/1207:55PNH - LGW

3 stops32h 15mMultiple Airlines

Deal found 2/9£702

Wed 25/210:05LGW - PNH

2 stops21h 35mTurkish Airlines

Sat 14/319:15PNH - LGW

2 stops27h 55mTurkish Airlines

Deal found 2/9£791

Last-minute flights from London to Cambodia
Discover last-minute flight deals from London to Cambodia. Data last updated 4 September 2025 and is based on user searches.

Thu 4/911:35LGW - PNH

1 stop29h 40mChina Eastern

Sun 7/900:10PNH - LGW

1 stop21h 00mChina Eastern

Deal found 1/9£545

Sat 4/1014:45LHR - PNH

1 stop34h 10mEtihad Airways

Tue 4/1119:50PNH - LHR

1 stop23h 15mEtihad Airways

Deal found 4/9£587

Sun 5/1014:45LHR - PNH

1 stop34h 10mEtihad Airways

Mon 20/1008:30PNH - LHR

1 stop36h 45mEtihad Airways

Deal found 3/9£544

Sun 5/1020:00STN - PNH

2 stops28h 55mMultiple Airlines

Mon 20/1008:30PNH - STN

2 stops33h 55mMultiple Airlines

Deal found 3/9£598

Sun 5/1021:45LGW - PNH

2 stops27h 10mMultiple Airlines

Mon 20/1008:30PNH - LGW

2 stops34h 20mMultiple Airlines

Deal found 3/9£617

Mon 6/1009:30LHR - PNH

1 stop15h 25mEtihad Airways

Mon 13/1008:30PNH - LHR

1 stop16h 15mEtihad Airways

Deal found 2/9£550

Sun 12/1009:30LHR - PNH

1 stop15h 25mEtihad Airways

Tue 21/1008:30PNH - LHR

1 stop28h 30mEtihad Airways

Deal found 3/9£545

Mon 13/1009:30LHR - PNH

1 stop15h 25mEtihad Airways

Mon 10/1107:55PNH - LHR

1 stop17h 15mEtihad Airways

Deal found 3/9£554

Tue 14/1021:45LHR - PNH

1 stop27h 10mEtihad Airways

Tue 11/1107:55PNH - LHR

1 stop17h 15mEtihad Airways

Deal found 3/9£556

Tue 14/1021:45LHR - PNH

1 stop27h 10mEtihad Airways

Tue 28/1007:55PNH - LHR

1 stop29h 45mEtihad Airways

Deal found 2/9£573

Mon 20/1009:30LHR - PNH

1 stop15h 25mEtihad Airways

Mon 17/1107:55PNH - LHR

1 stop17h 15mEtihad Airways

Deal found 4/9£568

Mon 27/1008:50LHR - PNH

1 stop14h 40mEtihad Airways

Mon 24/1107:55PNH - LHR

1 stop17h 15mEtihad Airways

Deal found 4/9£599

One-way flights from London to Cambodia
Search for one-way flight options from London to Cambodia. Find affordable one-way fares based on user searches. Data last updated 4 September 2025.

Mon 1/1209:55LHR - PNH

3 stops25h 30mMultiple Airlines

Deal found 3/9£389

Sun 1/321:40STN - PNH

3 stops37h 45mMultiple Airlines

Deal found 2/9£391

Wed 8/1020:50LHR - PNH

3 stops52h 05mMultiple Airlines

Deal found 3/9£393

Sun 12/1019:15LGW - PNH

3 stops29h 40mMultiple Airlines

Deal found 3/9£396

Wed 22/1022:25LHR - PNH

3 stops50h 30mMultiple Airlines

Deal found 2/9£397

Sun 30/1109:55LHR - PNH

3 stops37h 35mMultiple Airlines

Deal found 3/9£399

Sun 1/321:05LGW - PNH

3 stops38h 20mMultiple Airlines

Deal found 2/9£399

Mon 1/1212:50LGW - PNH

3 stops22h 35mMultiple Airlines

Deal found 3/9£401

Thu 27/1121:55LTN - PNH

3 stops37h 30mMultiple Airlines

Deal found 1/9£403

Fri 10/1021:45LGW - PNH

3 stops51h 10mMultiple Airlines

Deal found 1/9£403

Fri 10/1021:50LTN - PNH

3 stops51h 05mMultiple Airlines

Deal found 1/9£406

Mon 13/1021:20LGW - PNH

3 stops51h 35mMultiple Airlines

Deal found 3/9£407

Fly from

Fly to

Route

Depart

Return

Price

LondonPhnom Penh

LHR - PNH

LHRPNH

London Heathrow

Sun 5/10

14:45-06:55

1 stop34h 10m

Phnom Penh Pochentong

Mon 20/10

08:30-15:15

1 stop36h 45m

£544

LondonPhnom Penh

LHR - PNH

LHRPNH

London Heathrow

Sun 12/10

09:30-06:55

1 stop15h 25m

Phnom Penh Pochentong

Tue 21/10

08:30-07:00

1 stop28h 30m

£545

LondonPhnom Penh

LHR - PNH

LHRPNH

London Heathrow

Mon 6/10

09:30-06:55

1 stop15h 25m

Phnom Penh Pochentong

Mon 13/10

08:30-18:45

1 stop16h 15m

£550

LondonPhnom Penh

LHR - PNH

LHRPNH

London Heathrow

Mon 13/10

09:30-06:55

1 stop15h 25m

Phnom Penh Pochentong

Mon 10/11

07:55-18:10

1 stop17h 15m

£554

LondonPhnom Penh

LHR - PNH

LHRPNH

London Heathrow

Tue 14/10

21:45-06:55

1 stop27h 10m

Phnom Penh Pochentong

Tue 11/11

07:55-18:10

1 stop17h 15m

£556

LondonPhnom Penh

LHR - PNH

LHRPNH

London Heathrow

Mon 24/11

08:50-06:30

1 stop14h 40m

Phnom Penh Pochentong

Mon 8/12

07:55-14:30

1 stop37h 35m

£558

LondonPhnom Penh

LHR - PNH

LHRPNH

London Heathrow

Mon 23/2

19:20-18:25

1 stop16h 05m

Phnom Penh Pochentong

Tue 10/3

07:55-18:10

1 stop17h 15m

£563

LondonPhnom Penh

LHR - PNH

LHRPNH

London Heathrow

Mon 23/2

08:50-18:25

1 stop26h 35m

Phnom Penh Pochentong

Mon 9/3

07:55-14:30

1 stop37h 35m

£563

LondonPhnom Penh

LHR - PNH

LHRPNH

London Heathrow

Wed 12/11

19:20-18:25

1 stop16h 05m

Phnom Penh Pochentong

Tue 9/12

19:50-06:40

1 stop17h 50m

£564

LondonPhnom Penh

STN - PNH

STNPNH

London Stansted

Sun 5/10

20:00-06:55

2 stops28h 55m

Phnom Penh Pochentong

Mon 20/10

08:30-12:25

2 stops33h 55m

£598

Flights are sorted by cheapest return flights first.

Deals found on 3/9

Showing 1-10 of 60 results

...

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?

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

Check out reviews from past customers who have flown with Singapore Airlines, Thai Airways, andChina Southern 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.

Singapore Airlines

8.1

Very Good

1,358 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.

Singapore Airlines

8.1

Very Good

1,358 reviews

Singapore Airlines

8.1

Very Good

1,358 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2024

NRT - LAX

Thai Airways

7.8

Good

346 reviews

Singapore Airlines

8.1

Very Good

1,358 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2024

NRT - LAX

China Southern

7.5

Good

110 reviews

Singapore Airlines

8.1

Very Good

1,358 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2024

NRT - LAX

Malaysia Airlines

7.3

Good

278 reviews

Singapore Airlines

8.1

Very Good

1,358 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2024

NRT - LAX

Air China

7.2

Good

97 reviews

Singapore Airlines

8.1

Very Good

1,358 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2024

NRT - LAX

Related info for your journey

How long is the flight from London to Cambodia?
A quick flight from London to Cambodia can take about 21h. Etihad Airways provides one of the quickest options available for as low as £773. London and Cambodia are separated by a distance of 6236 mi. Both multi-stop and direct flights can be found to your destination and back.
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

Alternative routes for London to Cambodia

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Top 10 airlines flying from London to Cambodia

Airline	Cheapest	Average	Flexibility	On-time
China Southern	Cheapest£363	Average£474	FlexibilityNo cancel fee	On-time69%	Search China Southern flights
Shenzhen Airlines	Cheapest£383	Average£449	FlexibilityNo cancel fee	On-time63%	Search Shenzhen Airlines flights
Air China	Cheapest£408	Average£503	FlexibilityNo cancel fee	On-time67%	Search Air China flights
China Eastern	Cheapest£513	Average£593	FlexibilityNo cancel fee	On-time62%	Search China Eastern flights
Etihad Airways	Cheapest£518	Average£598	FlexibilityNo cancel fee	On-time75%	Search Etihad Airways flights
Singapore Airlines	Cheapest£566	Average£744	FlexibilityNo cancel fee	On-time81%	Search Singapore Airlines flights
Malaysia Airlines	Cheapest£597	Average£709	FlexibilityNo cancel fee	On-time67%	Search Malaysia Airlines flights
Vietnam Airlines	Cheapest£633	Average£729	FlexibilityNo cancel fee	On-time81%	Search Vietnam Airlines flights
British Airways	Cheapest£648	Average£769	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Cathay Pacific	Cheapest£675	Average£797	FlexibilityNo cancel fee	On-time72%	Search Cathay Pacific flights

Fly with Cheapflights

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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Cheap flights from London to Cambodia from £389

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 1/12. Fares are subject to change and may not be available on all flights or dates of travel.

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 September 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from London to Cambodia

Cheapest flights from London to CambodiaExplore 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 September 2025.

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 September 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from London to Cambodia that are best for you.

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.

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?

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 September 2025.

Reviews of airlines servicing Cambodia

Check out reviews from past customers who have flown with Singapore Airlines, Thai Airways, andChina Southern 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.

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.

How long is the flight from London to Cambodia?

What are the most popular routes from London to Cambodia?

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

How can I find direct flights from London to Cambodia?

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

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

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.

Top 10 airlines flying from London to Cambodia

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?

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

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

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

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Book with Flexibility

Travel Smart

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 September 2025.