How long is the flight from London to Cambodia?

A quick flight from London to Cambodia can take about 21h 50m. Shenzhen Airlines provides one of the quickest options available for as low as £911. London and Cambodia are separated by a distance of 6106 mi. Both multi-stop and direct flights can be found to your destination and back.

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

£242 is the cheapest one-way deal found within the past few days, from Etihad Airways. You may also be able to find cheap deals on Shenzhen Airlines and China Southern, with prices starting from £272 and £289, respectively.

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 - Siem Reap–Angkor Intl. You may also consider London Gatwick - Siem Reap–Angkor Intl or London City - Siem Reap–Angkor Intl.

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

The most popular airlines flying from London to Cambodia are Etihad Airways, China Southern and Singapore Airlines. Something to consider prior to booking your flight.

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.

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.

£283+ Cheap Flights from London to Cambodia

Cheap flight deals from London to Cambodia

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

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 3 November 2026.

Tue 1/1222:00 -

1 stop34h 05m

Sun 13/1216:10 -

1 stop33h 25m

Deal found 1/11£458

Thu 19/1122:30 -

1 stop29h 10m

Sat 5/1211:40 -

1 stop38h 30m

Deal found 30/10£459

Wed 11/1121:10 -

1 stop30h 30m

Fri 27/1111:40 -

1 stop38h 30m

Deal found 31/10£461

Sat 21/1121:10 -

1 stop30h 30m

Sun 6/1211:40 -

1 stop38h 30m

Deal found 29/10£463

Thu 5/1122:30 -

1 stop29h 10m

Sat 12/1211:40 -

1 stop38h 30m

Deal found 1/11£464

Fri 4/1207:00 -

2 stops33h 10m

Mon 14/1200:25 -

2 stops27h 35m

Deal found 29/10£465

Thu 19/1122:30 -

1 stop29h 10m

Sat 16/111:40 -

1 stop38h 30m

Deal found 30/10£465

Wed 18/1109:50 -

1 stop18h 00m

Wed 2/1211:55 -

1 stop25h 35m

Deal found 30/10£469

Wed 11/1109:50 -

1 stop22h 15m

Sun 15/1116:10 -

1 stop21h 20m

Deal found 2/11£470

Thu 19/1109:50 -

1 stop18h 00m

Tue 24/1108:00 -

1 stop29h 40m

Deal found 1/11£471

Fri 4/1216:05 -

1 stop18h 00m

Thu 10/1218:10 -

1 stop27h 00m

Deal found 1/11£471

Wed 18/1117:45 -

1 stop22h 25m

Tue 1/1200:25 -

1 stop24h 25m

Deal found 30/10£471

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 3 November 2026.

Sat 14/1121:10 -

1 stop30h 30m

Tue 24/1111:40 -

1 stop38h 30m

Deal found 30/10£465

Wed 18/1116:45 -

2 stops18h 35m

Sun 22/1115:15 -

3 stops29h 45m

Deal found 2/11£574

Wed 18/1121:00 -

2 stops31h 35m

Sun 22/1112:40 -

2 stops59h 50m

Deal found 2/11£691

Wed 2/1223:55 -

2 stops33h 40m

Thu 10/1221:40 -

2 stops21h 00m

Deal found 29/10£786

Wed 18/1109:50 -

1 stop22h 15m

Sun 22/1116:10 -

1 stop21h 20m

Deal found 2/11£789

Sat 28/1108:40 -

2 stops23h 45m

Mon 7/1217:10 -

2 stops19h 45m

Deal found 29/10£834

Wed 2/1208:40 -

2 stops23h 45m

Tue 8/1217:10 -

2 stops19h 45m

Deal found 29/10£861

Fri 4/1206:30 -

2 stops25h 20m

Thu 6/520:10 -

2 stops19h 00m

Deal found 1/11£887

Mon 29/320:45 -

1 stop16h 25m

Sat 10/420:30 -

1 stop28h 15m

Deal found 2/11£898

Thu 11/208:30 -

2 stops27h 15m

Fri 19/216:50 -

2 stops22h 20m

Deal found 31/10£900

Thu 7/111:00 -

1 stop26h 30m

Wed 20/1019:40 -

1 stop27h 15m

Deal found 31/10£928

Sun 29/1121:10 -

1 stop30h 30m

Thu 10/1211:40 -

1 stop38h 30m

Deal found 29/10£529

Wed 18/1117:00 -

2 stops18h 20m

Wed 9/1211:55 -

2 stops29h 45m

Deal found 3/11£583

Fri 20/1107:00 -

2 stops28h 20m

Wed 25/1118:10 -

2 stops23h 20m

Deal found 1/11£596

Wed 30/1221:10 -

1 stop30h 30m

Thu 21/111:40 -

1 stop38h 30m

Deal found 31/10£599

Sat 28/1121:10 -

1 stop30h 30m

Fri 7/512:15 -

1 stop37h 35m

Deal found 1/11£599

Sat 14/1117:15 -

2 stops30h 25m

Wed 18/1101:25 -

2 stops27h 10m

Deal found 1/11£632

Sun 29/1120:25 -

2 stops37h 10m

Thu 10/1221:40 -

2 stops21h 00m

Deal found 29/10£786

Sun 29/1121:10 -

1 stop30h 30m

Tue 4/512:15 -

1 stop37h 45m

Deal found 31/10£599

Wed 18/1107:30 -

2 stops27h 50m

Sun 22/1112:40 -

3 stops27h 30m

Deal found 2/11£632

Wed 2/1213:40 -

2 stops19h 55m

Wed 9/1221:40 -

2 stops45h 00m

Deal found 29/10£786

Mon 8/208:35 -

2 stops23h 50m

Wed 3/317:10 -

2 stops19h 45m

Deal found 2/11£867

Mon 8/221:10 -

1 stop30h 30m

Fri 26/211:40 -

1 stop38h 30m

Deal found 2/11£606

Sun 14/213:55 -

2 stops21h 50m

Thu 25/209:55 -

2 stops27h 45m

Deal found 1/11£911

Tue 8/1211:00 -

2 stops22h 55m

Sun 20/1217:55 -

1 stop20h 20m

Deal found 30/10£933

Wed 18/1120:40 -

2 stops27h 00m

Sat 21/1100:25 -

2 stops29h 30m

Deal found 2/11£641

Sun 15/1114:05 -

2 stops19h 30m

Wed 20/121:40 -

2 stops21h 25m

Deal found 30/10£786

Thu 3/1221:20 -

1 stop14h 10m

Mon 14/1219:25 -

1 stop17h 00m

Deal found 30/10£899

Sun 14/208:40 -

2 stops27h 05m

Wed 24/219:25 -

2 stops23h 40m

Deal found 1/11£911

Sun 7/214:05 -

2 stops19h 30m

Thu 25/221:40 -

2 stops21h 25m

Deal found 2/11£789

Find flight deals from London to Cambodia

Round-trip from	£458
One-way from	£283
Popular in	July
Cheapest in	November
Average price	£510

Shenzhen Airlines
7/11-7/12
2 total stops
70h 20m total
London to Cambodia

Search Deals

Shenzhen Airlines
9/11-31/12
1 total stop
30h 30m total
London to Cambodia

Search Deals

Highest demand for flights based on searches. 11% potential increase in price (£68 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (£14 potential savings vs. average return price).

Search Deals

Average for round-trip flights in November 2026

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonPhnom Penh

LHR London Heathrow - KTI Phnom Penh Techo Intl

LHRKTI

London Heathrow

Sun 8/11

21:10-10:40

1 stop30h 30m

Phnom Penh Techo Intl

Wed 31/12

00:00-18:00

Nonstop0h 00m

£285

LondonPhnom Penh

LHR London Heathrow - KTI Phnom Penh Techo Intl

LHRKTI

London Heathrow

Sun 15/11

12:30-17:05

1 stop21h 35m

Phnom Penh Techo Intl

Wed 31/12

00:00-18:00

Nonstop0h 00m

£299

LondonSiem Reap

LTN London Luton - SAI Siem Reap–Angkor Intl

LTNSAI

London Luton

Thu 12/11

18:00-20:05

3 stops43h 05m

Siem Reap–Angkor Intl

Wed 31/12

00:00-18:00

Nonstop0h 00m

£323

LondonPhnom Penh

LTN London Luton - KTI Phnom Penh Techo Intl

LTNKTI

London Luton

Mon 18/1

09:10-09:45

3 stops41h 35m

Phnom Penh Techo Intl

Wed 31/12

00:00-18:00

Nonstop0h 00m

£336

LondonPhnom Penh

LTN London Luton - KTI Phnom Penh Techo Intl

LTNKTI

London Luton

Tue 17/11

21:30-21:35

2 stops41h 05m

Phnom Penh Techo Intl

Wed 31/12

00:00-18:00

Nonstop0h 00m

£341

LondonPhnom Penh

STN London Stansted - KTI Phnom Penh Techo Intl

STNKTI

London Stansted

Wed 9/12

08:40-18:20

3 stops26h 40m

Phnom Penh Techo Intl

Wed 31/12

00:00-18:00

Nonstop0h 00m

£343

LondonSiem Reap

STN London Stansted - SAI Siem Reap–Angkor Intl

STNSAI

London Stansted

Sat 14/11

17:00-16:05

3 stops40h 05m

Siem Reap–Angkor Intl

Wed 31/12

00:00-18:00

Nonstop0h 00m

£344

LondonPhnom Penh

LTN London Luton - KTI Phnom Penh Techo Intl

LTNKTI

London Luton

Thu 19/11

06:15-15:25

2 stops26h 10m

Phnom Penh Techo Intl

Wed 31/12

00:00-18:00

Nonstop0h 00m

£344

LondonPhnom Penh

LTN London Luton - KTI Phnom Penh Techo Intl

LTNKTI

London Luton

Sat 12/12

12:15-10:50

3 stops39h 35m

Phnom Penh Techo Intl

Wed 31/12

00:00-18:00

Nonstop0h 00m

£351

LondonPhnom Penh

LGW London Gatwick - KTI Phnom Penh Techo Intl

LGWKTI

London Gatwick

Fri 13/11

09:50-23:30

1 stop30h 40m

Phnom Penh Techo Intl

Wed 31/12

00:00-18:00

Nonstop0h 00m

£357

Flights are sorted by cheapest return flights first.

Deals found on 1/11

Showing 1-10 of 60 resultsSorted by cheapest first

...

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.

LHR-KTI

LGW-KTI

LGW-SAI

LHR-SAI

LTN-KTI

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

LON-KH0

LHR-KTI

LGW-KTI

LGW-SAI

LHR-SAI

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

Currently, June is the cheapest month in which you can book a flight from London to Cambodia (average of £634). Flying from London to Cambodia in July is currently the most expensive (average of £914). 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 London to Cambodia?

The price you pay for your flight from London to Cambodia may vary depending on when you book. For the best chance of a lower fare, look to book 36 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

8.2

Very Good

1,635 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Judith,Sept 2026

SFO - SIN

Great except for giving me a dinner with rice in it that I didn’t order.

Singapore Airlines

8.2

Very Good

1,635 reviews

Singapore Airlines

8.2

Very Good

1,635 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Judith,Sept 2026

SFO - SIN

Great except for giving me a dinner with rice in it that I didn’t order.

Thai Airways

7.9

Good

433 reviews

Singapore Airlines

8.2

Very Good

1,635 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Judith,Sept 2026

SFO - SIN

Great except for giving me a dinner with rice in it that I didn’t order.

China Southern

7.5

Good

188 reviews

Singapore Airlines

8.2

Very Good

1,635 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Judith,Sept 2026

SFO - SIN

Great except for giving me a dinner with rice in it that I didn’t order.

Etihad Airways

7.3

Good

1,557 reviews

Singapore Airlines

8.2

Very Good

1,635 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Judith,Sept 2026

SFO - SIN

Great except for giving me a dinner with rice in it that I didn’t order.

Malaysia Airlines

7.3

Good

321 reviews

Singapore Airlines

8.2

Very Good

1,635 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Judith,Sept 2026

SFO - SIN

Great except for giving me a dinner with rice in it that I didn’t order.

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 50m. Shenzhen Airlines provides one of the quickest options available for as low as £911. London and Cambodia are separated by a distance of 6106 mi. Both multi-stop and direct flights can be found to your destination and back.
What are the cheapest airlines to fly from London to Cambodia one-way?
£242 is the cheapest one-way deal found within the past few days, from Etihad Airways. You may also be able to find cheap deals on Shenzhen Airlines and China Southern, with prices starting from £272 and £289, respectively.
What are the most popular routes from London to Cambodia?
The most popular route from London to Cambodia is London Heathrow - Siem Reap–Angkor Intl. You may also consider London Gatwick - Siem Reap–Angkor Intl or London City - Siem Reap–Angkor Intl.
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, June is the cheapest month in which you can book a flight from London to Cambodia (average of £634). Flying from London to Cambodia in July is currently the most expensive (average of £914). 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

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Top 10 airlines flying from London to Cambodia

Airline	Cheapest	Average	Flexibility	On-time
China Southern	Cheapest£237	Average£476	FlexibilityNo cancel fee	On-time69%	Search China Southern flights
Air China	Cheapest£391	Average£519	FlexibilityNo cancel fee	On-time67%	Search Air China flights
Shenzhen Airlines	Cheapest£410	Average£607	FlexibilityNo cancel fee	On-time63%	Search Shenzhen Airlines flights
Etihad Airways	Cheapest£523	Average£703	FlexibilityNo cancel fee	On-time75%	Search Etihad Airways flights
China Eastern	Cheapest£578	Average£635	FlexibilityNo cancel fee	On-time62%	Search China Eastern flights
Malaysia Airlines	Cheapest£589	Average£763	FlexibilityNo cancel fee	On-time67%	Search Malaysia Airlines flights
Singapore Airlines	Cheapest£627	Average£820	FlexibilityNo cancel fee	On-time81%	Search Singapore Airlines flights
Cathay Pacific	Cheapest£707	Average£873	FlexibilityNo cancel fee	On-time72%	Search Cathay Pacific flights
Vietnam Airlines	Cheapest£744	Average£817	FlexibilityNo cancel fee	On-time81%	Search Vietnam Airlines flights
Emirates	Cheapest£770	Average£963	FlexibilityNo cancel fee	On-time75%	Search Emirates 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 £283

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap 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 3 November 2026.

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 3 November 2026.

Best flights from London to CambodiaDiscover 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 3 November 2026.

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 3 November 2026.

Last-minute flights from London to CambodiaDiscover last-minute flight deals from London to Cambodia. Data last updated 3 November 2026 and is based on user searches.

Discover last-minute flight deals from London to Cambodia. Data last updated 3 November 2026 and is based on user searches.

One-way flights from London to CambodiaSearch for one-way flight options from London to Cambodia. Find affordable one-way fares based on user searches. Data last updated 3 November 2026.

Search for one-way flight options from London to Cambodia. Find affordable one-way fares based on user searches. Data last updated 3 November 2026.

Find flight deals from London to Cambodia

Round-trip from

One-way 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

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

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

The price you pay for your flight from London to Cambodia may vary depending on when you book. For the best chance of a lower fare, look to book 36 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

How long is the flight from London to Cambodia?

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

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.

Complete your trip

Complete your trip to Cambodia by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to

Book a non-stop flight to one of these other cities located in .

Search flights from London to Cambodia by cabin class

Find flights from London to Cambodia, based on your preferred cabin class, be it economy, premium economy, business, or first class.

London and Cambodia flights

Browse other London and Cambodia flight options. Last updated on 3 November 2026.

Popular flight searches

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London to Cambodia flights

Consider these flights travelling from London to Cambodia.

Fly to Cambodia regions

Consider these flights travelling to Cambodia regions.

Top 10 airlines flying from London to Cambodia

Fly with Cheapflights

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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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 3 November 2026.

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 3 November 2026.

Last-minute flights from London to Cambodia
Discover last-minute flight deals from London to Cambodia. Data last updated 3 November 2026 and is based on user searches.

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 3 November 2026.