How long is the flight from London to Cambodia?

A quick flight from London to Cambodia can take about 30h 30m. Shenzhen Airlines provides one of the quickest options available for as low as £464. London and Cambodia are separated by a distance of 6246 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?

£243 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 £273 and £291, 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 City - Siem Reap–Angkor Intl or London Gatwick - 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.

£269+ 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 19 October 2026.

Fri 4/1209:50 -

1 stop22h 15m

Thu 10/1216:10 -

1 stop21h 20m

Deal found 15/10£414

Sun 8/1112:30 -

1 stop21h 35m

Sat 14/1118:10 -

1 stop19h 15m

Deal found 14/10£416

Fri 13/1112:30 -

1 stop21h 35m

Tue 24/1118:10 -

1 stop19h 15m

Deal found 19/10£419

Fri 4/1216:05 -

1 stop18h 00m

Thu 10/1218:10 -

1 stop27h 00m

Deal found 16/10£420

Fri 4/1216:05 -

1 stop18h 00m

Sat 19/1218:10 -

1 stop27h 00m

Deal found 18/10£422

Wed 28/1012:30 -

1 stop21h 35m

Tue 10/1112:50 -

1 stop24h 35m

Deal found 16/10£424

Fri 27/1112:30 -

1 stop21h 35m

Tue 15/1218:10 -

1 stop27h 00m

Deal found 19/10£429

Wed 18/1120:25 -

1 stop19h 45m

Tue 1/1200:25 -

1 stop22h 30m

Deal found 18/10£431

Thu 19/1122:00 -

1 stop34h 05m

Thu 3/1208:00 -

1 stop17h 35m

Deal found 16/10£432

Sat 5/1209:50 -

1 stop18h 00m

Sun 13/1211:55 -

1 stop25h 35m

Deal found 16/10£470

Wed 2/1209:50 -

1 stop18h 00m

Sun 6/1216:10 -

1 stop21h 20m

Deal found 15/10£470

Fri 4/1209:50 -

1 stop22h 15m

Tue 22/1211:55 -

1 stop25h 45m

Deal found 17/10£472

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 19 October 2026.

Sun 8/1121:10 -

1 stop30h 30m

Tue 1/1211:40 -

1 stop38h 30m

Deal found 14/10£464

Wed 2/1212:15 -

2 stops23h 05m

Sat 5/1200:25 -

2 stops29h 35m

Deal found 15/10£573

Tue 10/1120:15 -

2 stops37h 20m

Thu 26/1121:40 -

2 stops27h 35m

Deal found 14/10£781

Tue 9/208:40 -

1 stop15h 00m

Mon 22/208:15 -

1 stop16h 55m

Deal found 19/10£787

Sun 7/306:30 -

2 stops25h 05m

Tue 30/319:25 -

2 stops27h 15m

Deal found 16/10£887

Mon 2/1108:35 -

2 stops23h 50m

Sat 14/1119:35 -

1 stop16h 50m

Deal found 17/10£890

Thu 24/1207:05 -

2 stops27h 40m

Mon 18/111:45 -

1 stop26h 05m

Deal found 16/10£896

Sat 7/1121:10 -

1 stop30h 30m

Wed 2/1211:40 -

1 stop39h 50m

Deal found 14/10£464

Fri 13/1121:10 -

1 stop30h 30m

Thu 10/1211:40 -

1 stop38h 30m

Deal found 17/10£467

Thu 12/1122:30 -

1 stop29h 10m

Thu 10/1211:40 -

1 stop38h 30m

Deal found 17/10£467

Wed 18/1107:00 -

2 stops33h 10m

Tue 1/1200:25 -

2 stops28h 35m

Deal found 15/10£587

Fri 13/1107:00 -

2 stops28h 20m

Fri 20/1107:55 -

2 stops33h 55m

Deal found 15/10£659

Thu 19/1120:15 -

2 stops37h 20m

Thu 3/1221:40 -

2 stops27h 35m

Deal found 16/10£782

Fri 5/221:10 -

1 stop30h 30m

Sun 21/211:40 -

1 stop38h 30m

Deal found 19/10£603

Mon 23/1114:50 -

2 stops20h 30m

Sun 29/1111:40 -

3 stops30h 10m

Deal found 16/10£672

Tue 9/223:55 -

2 stops33h 40m

Wed 17/221:40 -

2 stops30h 10m

Deal found 15/10£786

Sat 7/1108:35 -

2 stops23h 50m

Wed 2/1218:30 -

1 stop17h 50m

Deal found 14/10£914

Tue 9/317:50 -

1 stop16h 55m

Wed 31/311:25 -

2 stops34h 45m

Deal found 18/10£932

Fri 13/1107:00 -

2 stops34h 15m

Tue 24/1112:40 -

3 stops28h 50m

Deal found 19/10£701

Mon 1/320:15 -

2 stops37h 20m

Wed 31/320:45 -

2 stops22h 10m

Deal found 16/10£786

Tue 1/1221:20 -

1 stop15h 05m

Sun 13/1217:10 -

2 stops19h 45m

Deal found 14/10£936

Thu 4/320:15 -

2 stops37h 20m

Wed 31/320:45 -

2 stops22h 10m

Deal found 16/10£786

Tue 10/1114:55 -

2 stops17h 30m

Sun 29/1117:10 -

2 stops20h 15m

Deal found 14/10£938

Wed 18/1114:05 -

2 stops19h 30m

Wed 2/1221:40 -

2 stops51h 35m

Deal found 17/10£786

Wed 11/1107:00 -

3 stops34h 15m

Fri 27/1101:25 -

2 stops26h 00m

Deal found 16/10£791

Tue 9/208:40 -

2 stops23h 45m

Fri 23/419:25 -

1 stop16h 30m

Deal found 18/10£950

Mon 8/214:05 -

2 stops19h 30m

Wed 17/221:40 -

2 stops45h 25m

Deal found 19/10£787

Tue 9/221:45 -

2 stops25h 55m

Wed 17/208:15 -

2 stops19h 45m

Deal found 15/10£811

Mon 2/1123:55 -

2 stops33h 40m

Tue 17/1121:40 -

2 stops21h 00m

Deal found 17/10£788

Sun 15/1121:00 -

2 stops29h 35m

Sun 22/1113:50 -

2 stops34h 40m

Deal found 15/10£818

Find flight deals from London to Cambodia

Round-trip from	£413
One-way from	£269
Popular in	July
Cheapest in	November
Average price	£793

China Southern
6/2-17/2
2 total stops
43h 35m total
London to Cambodia

Search Deals

Shenzhen Airlines
22/11-31/12
1 total stop
30h 30m total
London to Cambodia

Search Deals

Highest demand for flights based on searches. 11% potential increase in price (£66 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 October 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

Thu 29/10

22:30-10:40

1 stop29h 10m

Phnom Penh Techo Intl

Wed 31/12

00:00-18:00

Nonstop0h 00m

£284

LondonPhnom Penh

STN London Stansted - KTI Phnom Penh Techo Intl

STNKTI

London Stansted

Sat 28/11

20:50-19:00

3 stops39h 10m

Phnom Penh Techo Intl

Wed 31/12

00:00-18:00

Nonstop0h 00m

£291

LondonPhnom Penh

LTN London Luton - KTI Phnom Penh Techo Intl

LTNKTI

London Luton

Sat 28/11

21:30-19:00

3 stops38h 30m

Phnom Penh Techo Intl

Wed 31/12

00:00-18:00

Nonstop0h 00m

£301

LondonPhnom Penh

LTN London Luton - KTI Phnom Penh Techo Intl

LTNKTI

London Luton

Wed 25/11

21:30-19:00

3 stops38h 30m

Phnom Penh Techo Intl

Wed 31/12

00:00-18:00

Nonstop0h 00m

£304

LondonPhnom Penh

LTN London Luton - KTI Phnom Penh Techo Intl

LTNKTI

London Luton

Thu 19/11

18:00-23:10

2 stops46h 10m

Phnom Penh Techo Intl

Wed 31/12

00:00-18:00

Nonstop0h 00m

£328

LondonPhnom Penh

LTN London Luton - KTI Phnom Penh Techo Intl

LTNKTI

London Luton

Wed 10/3

18:35-15:05

2 stops37h 30m

Phnom Penh Techo Intl

Wed 31/12

00:00-18:00

Nonstop0h 00m

£334

LondonPhnom Penh

LGW London Gatwick - KTI Phnom Penh Techo Intl

LGWKTI

London Gatwick

Wed 4/11

11:35-23:10

1 stop28h 35m

Phnom Penh Techo Intl

Wed 31/12

00:00-18:00

Nonstop0h 00m

£338

LondonPhnom Penh

STN London Stansted - KTI Phnom Penh Techo Intl

STNKTI

London Stansted

Thu 26/11

06:45-15:25

2 stops25h 40m

Phnom Penh Techo Intl

Wed 31/12

00:00-18:00

Nonstop0h 00m

£341

LondonPhnom Penh

LTN London Luton - KTI Phnom Penh Techo Intl

LTNKTI

London Luton

Thu 26/11

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

Fri 20/11

15:05-19:00

3 stops44h 55m

Phnom Penh Techo Intl

Wed 31/12

00:00-18:00

Nonstop0h 00m

£347

Flights are sorted by cheapest return flights first.

Deals found on 17/10

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.

LGW-KTI

LHR-KTI

STN-KTI

LTN-KTI

LHR-KOS

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

LGW-KTI

LHR-KTI

STN-KTI

LTN-KTI

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 £638). Flying from London to Cambodia in July is currently the most expensive (average of £929). 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 16 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

1,628 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

1,628 reviews

Singapore Airlines

8.2

Very Good

1,628 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

429 reviews

Singapore Airlines

8.2

Very Good

1,628 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

7.4

Good

179 reviews

Singapore Airlines

8.2

Very Good

1,628 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

1,544 reviews

Singapore Airlines

8.2

Very Good

1,628 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

319 reviews

Singapore Airlines

8.2

Very Good

1,628 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 30h 30m. Shenzhen Airlines provides one of the quickest options available for as low as £464. London and Cambodia are separated by a distance of 6246 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?
£243 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 £273 and £291, 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 City - Siem Reap–Angkor Intl or London Gatwick - 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 £638). Flying from London to Cambodia in July is currently the most expensive (average of £929). 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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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£238	Average£479	FlexibilityNo cancel fee	On-time69%	Search China Southern flights
Air China	Cheapest£269	Average£511	FlexibilityNo cancel fee	On-time67%	Search Air China flights
Shenzhen Airlines	Cheapest£412	Average£611	FlexibilityNo cancel fee	On-time63%	Search Shenzhen Airlines flights
Etihad Airways	Cheapest£525	Average£712	FlexibilityNo cancel fee	On-time75%	Search Etihad Airways flights
Austrian Airlines	Cheapest£543	Average£679	FlexibilityNo cancel fee	On-time78%	Search Austrian Airlines flights
China Eastern	Cheapest£582	Average£639	FlexibilityNo cancel fee	On-time62%	Search China Eastern flights
Malaysia Airlines	Cheapest£592	Average£766	FlexibilityNo cancel fee	On-time67%	Search Malaysia Airlines flights
Singapore Airlines	Cheapest£631	Average£877	FlexibilityNo cancel fee	On-time81%	Search Singapore Airlines flights
Cathay Pacific	Cheapest£711	Average£873	FlexibilityNo cancel fee	On-time72%	Search Cathay Pacific flights
Vietnam Airlines	Cheapest£748	Average£822	FlexibilityNo cancel fee	On-time81%	Search Vietnam Airlines 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 £269

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 22/11. 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 19 October 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 19 October 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 19 October 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 19 October 2026.

Last-minute flights from London to CambodiaDiscover last-minute flight deals from London to Cambodia. Data last updated 19 October 2026 and is based on user searches.

Discover last-minute flight deals from London to Cambodia. Data last updated 19 October 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 19 October 2026.

Search for one-way flight options from London to Cambodia. Find affordable one-way fares based on user searches. Data last updated 19 October 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 16 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 19 October 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

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 19 October 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 19 October 2026.

Last-minute flights from London to Cambodia
Discover last-minute flight deals from London to Cambodia. Data last updated 19 October 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 19 October 2026.