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 Gatwick - Phnom Penh Pochentong. You may also consider London City - Phnom Penh Pochentong or London Heathrow - 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 China Southern, Singapore Airlines and Air China. Something to consider prior to booking your flight.

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.

£734+ Cheap Flights from London to Cambodia

Find flight deals from London to Cambodia

Enter your travel dates to find the best prices.

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 7 November 2025.

Wed 10/1206:00LHR - KOS

3 stops22h 45mMultiple Airlines

Fri 19/1207:00KOS - LHR

3 stops29h 55mMultiple Airlines

Deal found 5/11£893

Wed 10/1206:35LGW - KOS

2 stops22h 10mMultiple Airlines

Fri 19/1207:00KOS - LGW

3 stops30h 30mMultiple Airlines

Deal found 5/11£997

Sun 21/1206:00LHR - KOS

3 stops30h 30mMultiple Airlines

Sun 28/1213:35KOS - LHR

3 stops35h 20mMultiple Airlines

Deal found 6/11£1,301

Sun 21/1206:20LGW - KOS

2 stops23h 45mMultiple Airlines

Sun 28/1213:10KOS - LGW

3 stops31h 50mMultiple Airlines

Deal found 6/11£1,440

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 7 November 2025.

Fri 23/114:05LGW - KOS

2 stops40h 00mMultiple Airlines

Sat 31/112:15KOS - LGW

2 stops24h 40mMultiple Airlines

Deal found 6/11£734

Fri 23/121:25LHR - KOS

1 stop32h 40mMultiple Airlines

Sat 31/112:15KOS - LHR

2 stops30h 25mMultiple Airlines

Deal found 6/11£838

Wed 10/1206:00LHR - KOS

3 stops22h 45mMultiple Airlines

Fri 19/1207:00KOS - LHR

3 stops29h 55mMultiple Airlines

Deal found 5/11£893

Wed 10/1206:35LGW - KOS

2 stops22h 10mMultiple Airlines

Fri 19/1207:00KOS - LGW

3 stops30h 30mMultiple Airlines

Deal found 5/11£997

Sun 21/1206:00LHR - KOS

3 stops30h 30mMultiple Airlines

Sun 28/1213:35KOS - LHR

3 stops35h 20mMultiple Airlines

Deal found 6/11£1,301

Sun 21/1206:20LGW - KOS

2 stops23h 45mMultiple Airlines

Sun 28/1213:10KOS - LGW

3 stops31h 50mMultiple Airlines

Deal found 6/11£1,440

Mon 22/1217:05LGW - KOS

2 stops33h 30mMultiple Airlines

Mon 29/1216:30KOS - LGW

2 stops30h 40mMultiple Airlines

Deal found 7/11£1,586

Last-minute flights from London to Cambodia
Discover last-minute flight deals from London to Cambodia. Data last updated 7 November 2025 and is based on user searches.

Wed 10/1206:00LHR - KOS

3 stops22h 45mMultiple Airlines

Fri 19/1207:00KOS - LHR

3 stops29h 55mMultiple Airlines

Deal found 5/11£893

Wed 10/1206:35LGW - KOS

2 stops22h 10mMultiple Airlines

Fri 19/1207:00KOS - LGW

3 stops30h 30mMultiple Airlines

Deal found 5/11£997

Sun 21/1206:00LHR - KOS

3 stops30h 30mMultiple Airlines

Sun 28/1213:35KOS - LHR

3 stops35h 20mMultiple Airlines

Deal found 6/11£1,301

Sun 21/1206:20LGW - KOS

2 stops23h 45mMultiple Airlines

Sun 28/1213:10KOS - LGW

3 stops31h 50mMultiple Airlines

Deal found 6/11£1,440

Mon 22/1217:05LGW - KOS

2 stops33h 30mMultiple Airlines

Mon 29/1216:30KOS - LGW

2 stops30h 40mMultiple Airlines

Deal found 7/11£1,586

Cheap flight deals from London to Cambodia

Round-trip from	£577
Popular in	July
Cheapest in	November
Average price	£535

23/1-31/1
4 total stops
70h 50m total
London to Cambodia

Search Deals

Highest demand for flights based on searches. 14% potential increase in price (£90 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 November 2025

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

LondonKrong Preah Sihanouk

LGW - KOS

LGWKOS

London Gatwick

Fri 23/1

14:05-13:05

2 stops40h 00m

Krong Preah Sihanouk Sihanoukville

Sat 31/1

12:15-05:55

2 stops24h 40m

£734

LondonKrong Preah Sihanouk

LHR - KOS

LHRKOS

London Heathrow

Fri 23/1

21:25-13:05

1 stop32h 40m

Krong Preah Sihanouk Sihanoukville

Sat 31/1

12:15-11:40

2 stops30h 25m

£838

LondonKrong Preah Sihanouk

LHR - KOS

LHRKOS

London Heathrow

Wed 10/12

06:00-11:45

3 stops22h 45m

Krong Preah Sihanouk Sihanoukville

Fri 19/12

07:00-05:55

3 stops29h 55m

£893

LondonKrong Preah Sihanouk

LGW - KOS

LGWKOS

London Gatwick

Wed 10/12

06:35-11:45

2 stops22h 10m

Krong Preah Sihanouk Sihanoukville

Fri 19/12

07:00-06:30

3 stops30h 30m

£997

LondonKrong Preah Sihanouk

LHR - KOS

LHRKOS

London Heathrow

Sun 21/12

06:00-19:30

3 stops30h 30m

Krong Preah Sihanouk Sihanoukville

Sun 28/12

13:35-17:55

3 stops35h 20m

£1,301

LondonKrong Preah Sihanouk

LGW - KOS

LGWKOS

London Gatwick

Sun 21/12

06:20-13:05

2 stops23h 45m

Krong Preah Sihanouk Sihanoukville

Sun 28/12

13:10-14:00

3 stops31h 50m

£1,440

LondonKrong Preah Sihanouk

LGW - KOS

LGWKOS

London Gatwick

Mon 22/12

17:05-09:35

2 stops33h 30m

Krong Preah Sihanouk Sihanoukville

Mon 29/12

16:30-16:10

2 stops30h 40m

£1,586

LondonPhnom Penh

LHR - PNH

LHRPNH

London Heathrow

Wed 1/4

06:45-22:10

2 stops33h 25m

£1,149

Flights are sorted by cheapest return flights first.

Deals found on 5/11

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, November is the cheapest month in which you can book a flight from London to Cambodia (average of £362). Flying from London to Cambodia in July is currently the most expensive (average of £703). 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 fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 22% versus a flight at midday.

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

Travellers seeking maximum savings on their London to Cambodia flight should consider departing on Monday evenings when fares are most often at their lowest. Thursday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

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

1,393 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Juliet,Oct 2025

PUS - SIN

Very kind staff to arrange my luggage and really appreciate all help.

Singapore Airlines

8.1

Very Good

1,393 reviews

Singapore Airlines

8.1

Very Good

1,393 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Juliet,Oct 2025

PUS - SIN

Very kind staff to arrange my luggage and really appreciate all help.

Thai Airways

7.8

Good

361 reviews

Singapore Airlines

8.1

Very Good

1,393 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Juliet,Oct 2025

PUS - SIN

Very kind staff to arrange my luggage and really appreciate all help.

China Southern

7.5

Good

119 reviews

Singapore Airlines

8.1

Very Good

1,393 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Juliet,Oct 2025

PUS - SIN

Very kind staff to arrange my luggage and really appreciate all help.

Etihad Airways

7.4

Good

1,285 reviews

Singapore Airlines

8.1

Very Good

1,393 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Juliet,Oct 2025

PUS - SIN

Very kind staff to arrange my luggage and really appreciate all help.

Air China

7.1

Good

122 reviews

Singapore Airlines

8.1

Very Good

1,393 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Juliet,Oct 2025

PUS - SIN

Very kind staff to arrange my luggage and really appreciate all help.

Related info for your journey

What are the most popular routes from London to Cambodia?
The most popular route from London to Cambodia is London Gatwick - Phnom Penh Pochentong. You may also consider London City - Phnom Penh Pochentong or London Heathrow - 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, November is the cheapest month in which you can book a flight from London to Cambodia (average of £362). Flying from London to Cambodia in July is currently the most expensive (average of £703). 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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Direct flights to

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Direct flights to Hyderabad

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Direct flights to Hong Kong

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Direct flights to Tokyo

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Direct flights to Kuala Lumpur

Direct flights to Chennai

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Direct flights to Sylhet

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Direct flights to Xi'an

Direct flights to Qingdao

Direct flights to Wuhan

Direct flights to Changsha

Top 10 airlines flying from London to Cambodia

Airline	Cheapest	Average	Flexibility	On-time
Air China	Cheapest£274	Average£451	FlexibilityNo cancel fee	On-time67%	Search Air China flights
China Southern	Cheapest£372	Average£499	FlexibilityNo cancel fee	On-time69%	Search China Southern flights
Shenzhen Airlines	Cheapest£392	Average£466	FlexibilityNo cancel fee	On-time63%	Search Shenzhen Airlines flights
China Eastern	Cheapest£526	Average£607	FlexibilityNo cancel fee	On-time62%	Search China Eastern flights
Etihad Airways	Cheapest£527	Average£677	FlexibilityNo cancel fee	On-time75%	Search Etihad Airways flights
Singapore Airlines	Cheapest£580	Average£821	FlexibilityNo cancel fee	On-time81%	Search Singapore Airlines flights
Austrian Airlines	Cheapest£597	Average£759	FlexibilityNo cancel fee	On-time78%	Search Austrian Airlines flights
Malaysia Airlines	Cheapest£611	Average£819	FlexibilityNo cancel fee	On-time67%	Search Malaysia Airlines flights
Vietnam Airlines	Cheapest£631	Average£734	FlexibilityNo cancel fee	On-time81%	Search Vietnam Airlines flights
British Airways	Cheapest£664	Average£834	FlexibilityNo cancel fee	On-time70%	Search British Airways 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 £734

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 23/1. Fares are subject to change and may not be available on all flights or dates of travel.

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 7 November 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 7 November 2025.

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 7 November 2025.

Round-trip from

Popular in

Cheapest in

Average price

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 7 November 2025.

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

Use this chart to determine the cheapest time to fly return from London to Cambodia. Price data was last updated on 16 December 2024.

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.

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?

100% Free

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 7 November 2025.