What is the cheapest airline that flies from London to Cambodia?

China Eastern, SWISS, and Vietnam Airlines are the most popular carriers operating from London to Cambodia

Which airlines fly to Cambodia?

Etihad Airways, China Southern and Singapore Airlines are the top three most popular airlines that fly to Cambodia from London according to our data. Etihad Airways is the first choice among our users, with 34% of people opting to fly with this airline when travelling to Cambodia. Keep in mind that there are 13 different airlines that fly to Cambodia on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from London to Cambodia?

Prices for flights from London to Cambodia were last updated today.

How many operators does momondo search for flights from London to Cambodia?

The number of operators available for flights from London to Cambodia is 4 as of July 2026.

How old do you have to be to fly from London to Cambodia?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London to Cambodia.

What documentation or ID do you need to fly to Cambodia?

The travel and health documents required for your trip to Cambodia can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Cambodia. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

£282 Cheap Flights from London to Cambodia in 2026

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Find the cheapest flights from London to Cambodia

Return

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

12:10 - 18:55

LHR

SAI

24h 45m

2 stops

19:35 - 08:15

SAI

LHR

18h 40m

2 stops

£593Multiple Airlines

Wed, 2 Sep - Wed, 30 Sep

10:30 - 21:00

LGW

SAI

27h 30m

3 stops

22:00 - 14:00

SAI

LGW

47h 00m

2 stops

£596China Eastern

Fri, 27 Nov - Sat, 12 Dec

06:00 - 18:55

LHR

SAI

30h 55m

2 stops

19:35 - 08:20

SAI

LHR

18h 45m

2 stops

£639Austrian Airlines

Wed, 30 Sep - Wed, 21 Oct

09:05 - 18:45

LHR

SAI

26h 40m

2 stops

09:55 - 21:40

SAI

LHR

18h 45m

2 stops

£677Austrian Airlines

Tue, 10 Nov - Mon, 23 Nov

13:00 - 15:55

LGW

SAI

19h 55m

1 stop

10:45 - 09:00

SAI

LGW

29h 15m

1 stop

£756Singapore Airlines

Thu, 19 Nov - Thu, 3 Dec

10:40 - 09:50

LHR

SAI

16h 10m

1 stop

16:45 - 07:40

SAI

LHR

21h 55m

1 stop

£756Singapore Airlines

Wed, 18 Nov - Wed, 2 Dec

11:00 - 16:55

LHR

SAI

22h 55m

1 stop

18:40 - 07:15

SAI

LHR

19h 35m

1 stop

£766Vietnam Airlines

Wed, 18 Nov - Mon, 14 Dec

18:55 - 17:10

LHR

SAI

16h 15m

1 stop

18:05 - 17:50

SAI

LHR

29h 45m

1 stop

£791Vietnam Airlines

Wed, 2 Sep - Sat, 3 Oct

11:50 - 08:45

LHR

SAI

13h 55m

1 stop

09:50 - 19:35

SAI

LHR

16h 45m

1 stop

£959Thai Airways

Fri, 6 Nov - Fri, 20 Nov

11:50 - 08:45

LHR

SAI

13h 55m

1 stop

09:50 - 19:35

SAI

LHR

16h 45m

1 stop

£1,013Thai Airways

Fri, 6 Nov - Mon, 23 Nov

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China Eastern flights from London to Cambodia

Our best China Eastern deals on London to Cambodia flight tickets

China Eastern

27 Nov

LGW10:30London Gatwick

27h 30m

3 stops

SAI21:00Siem Reap–Angkor Intl

12 Dec

SAI22:00Siem Reap–Angkor Intl

39h 30m

3 stops

LGW06:30London Gatwick

£596

China Eastern

9 Nov

LGW10:30London Gatwick

27h 30m

3 stops

SAI21:00Siem Reap–Angkor Intl

24 Nov

SAI22:00Siem Reap–Angkor Intl

39h 30m

3 stops

LGW06:30London Gatwick

£622

China Eastern

30 Sept

LGW18:00London Gatwick

44h 10m

3 stops

SAI20:10Siem Reap–Angkor Intl

21 Oct

SAI21:10Siem Reap–Angkor Intl

39h 30m

3 stops

LGW06:40London Gatwick

£647

Singapore Airlines flights from London to Cambodia

Our best Singapore Airlines deals on London to Cambodia flight tickets

Singapore Airlines

19 Nov

LGW13:00London Gatwick

19h 55m

1 stop

SAI15:55Siem Reap–Angkor Intl

3 Dec

SAI10:45Siem Reap–Angkor Intl

29h 15m

1 stop

LGW09:00London Gatwick

£756

Singapore Airlines

12 Nov

LGW13:00London Gatwick

19h 55m

1 stop

SAI15:55Siem Reap–Angkor Intl

19 Nov

SAI10:45Siem Reap–Angkor Intl

29h 15m

1 stop

LGW09:00London Gatwick

£783

Singapore Airlines

12 Nov

LGW13:00London Gatwick

19h 55m

1 stop

SAI15:55Siem Reap–Angkor Intl

19 Nov

SAI10:45Siem Reap–Angkor Intl

26h 40m

1 stop

LGW06:25London Gatwick

£811

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonSiem Reap

LHR - SAI

LHRSAI

London Heathrow

Wed 2/9

12:10-18:55

2 stops24h 45m

Siem Reap–Angkor Intl

Wed 30/9

19:35-08:15

2 stops18h 40m

£593

LondonSiem Reap

LGW - SAI

LGWSAI

London Gatwick

Fri 27/11

10:30-21:00

3 stops27h 30m

Siem Reap–Angkor Intl

Sat 12/12

22:00-14:00

2 stops47h 00m

£596

LondonSiem Reap

LHR - SAI

LHRSAI

London Heathrow

Wed 30/9

06:00-18:55

2 stops30h 55m

Siem Reap–Angkor Intl

Wed 21/10

19:35-08:20

2 stops18h 45m

£639

LondonSiem Reap

LHR - SAI

LHRSAI

London Heathrow

Tue 10/11

09:05-18:45

2 stops26h 40m

Siem Reap–Angkor Intl

Mon 23/11

09:55-21:40

2 stops18h 45m

£677

LondonSiem Reap

LGW - SAI

LGWSAI

London Gatwick

Thu 19/11

13:00-15:55

1 stop19h 55m

Siem Reap–Angkor Intl

Thu 3/12

10:45-09:00

1 stop29h 15m

£756

LondonSiem Reap

LHR - SAI

LHRSAI

London Heathrow

Wed 18/11

10:40-09:50

1 stop16h 10m

Siem Reap–Angkor Intl

Wed 2/12

16:45-07:40

1 stop21h 55m

£756

LondonSiem Reap

LHR - SAI

LHRSAI

London Heathrow

Wed 18/11

11:00-16:55

1 stop22h 55m

Siem Reap–Angkor Intl

Mon 14/12

18:40-07:15

1 stop19h 35m

£766

LondonSiem Reap

LHR - SAI

LHRSAI

London Heathrow

Wed 2/9

18:55-17:10

1 stop16h 15m

Siem Reap–Angkor Intl

Sat 3/10

18:05-17:50

1 stop29h 45m

£791

Fastest return journey

LondonSiem Reap

LHR - SAI

LHRSAI

London Heathrow

Fri 6/11

11:50-08:45

1 stop13h 55m

Siem Reap–Angkor Intl

Fri 20/11

09:50-19:35

1 stop16h 45m

£959

LondonSiem Reap

LHR - SAI

LHRSAI

London Heathrow

Fri 6/11

11:50-08:45

1 stop13h 55m

Siem Reap–Angkor Intl

Mon 23/11

09:50-19:35

1 stop16h 45m

£1,013

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from London to Cambodia

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Cambodia?

In general, November is the cheapest month to fly from London to Cambodia. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £599. If you aren’t able to travel during the month of November, then book flights to Cambodia from London during October instead. Flights to Cambodia in October, while not as cheap as those in November, still average around £630.

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

You are more likely to see cheaper flights to Cambodia from London when booking weeks ahead of your departure date. In general, you can expect to find flights to Cambodia for around £729 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Cambodia from London for as low as £551 on momondo.

Can stopping save me money on London to Cambodia flights?

You could potentially save up to 40% on your flight if you consider stops on a London to Cambodia flight.

Cheap London to Cambodia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London to Cambodia

Fastest flight time	14h 25m
Direct flights	None

The fastest flight from London to Cambodia takes 14h 25m

There are no direct flights from London to Cambodia. There are no popular flight routes from London to Cambodia.

Search flight deals

Frequently asked questions about flying from London to Cambodia

When did momondo last update prices for flights from London to Cambodia?
Prices for flights from London to Cambodia were last updated today.
How many operators does momondo search for flights from London to Cambodia?
The number of operators available for flights from London to Cambodia is 4 as of July 2026.
How old do you have to be to fly from London to Cambodia?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London to Cambodia.
What documentation or ID do you need to fly to Cambodia?
The travel and health documents required for your trip to Cambodia can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Cambodia. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from London to Cambodia

Compare and see reviews for airlines that fly from London to Cambodia with momondo

Airline	Rating	Free Cancellation	Price
Air China	PriceFrom £270	Free Cancellation	Rating 7.4 159 reviews	Search Air China flights
China Southern	PriceFrom £473	Free Cancellation	Rating 7.4 166 reviews	Search China Southern flights
Shenzhen Airlines	PriceFrom £488	Free Cancellation	Rating 7.9 26 reviews	Search Shenzhen Airlines flights
Etihad Airways	PriceFrom £514	Free Cancellation	Rating 7.3 1,499 reviews	Search Etihad Airways flights
Austrian Airlines	PriceFrom £544	Free Cancellation	Rating 7.6 950 reviews	Search Austrian Airlines flights
China Eastern	PriceFrom £583	Free Cancellation	Rating 7.3 229 reviews	Search China Eastern flights
Malaysia Airlines	PriceFrom £593	Free Cancellation	Rating 7.3 314 reviews	Search Malaysia Airlines flights
Singapore Airlines	PriceFrom £604	Free Cancellation	Rating 8.2 1,584 reviews	Search Singapore Airlines flights
Vietnam Airlines	PriceFrom £622	Free Cancellation	Rating 7.7 280 reviews	Search Vietnam Airlines flights
Cathay Pacific	PriceFrom £712	Free Cancellation	Rating 7.6 1,433 reviews	Search Cathay Pacific flights

Why use momondo?

Why should I use momondo to find a flight deal from London to Cambodia?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Cambodia from London.

Can I find flights from London to Cambodia with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for London to Cambodia flights to just show those with flexible booking policies.

How can momondo help me find flights from London to Cambodia?

Once you have performed a search for London to Cambodia flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from London to Cambodia right now. Can momondo alert me if prices change?

If you are not ready to book a flight from London to Cambodia now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Cambodia and let you know when they change.

An easier way to manage your Cambodia trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

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Popular Cities in Cambodia

Flights to Phnom Penh

Flights to Siem Reapfrom £628

Cheap flights from London to Cambodia from £282

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London to Cambodia departing on 4/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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China Eastern flights from London to Cambodia

Our best China Eastern deals on London to Cambodia flight tickets

Singapore Airlines flights from London to Cambodia

Our best Singapore Airlines deals on London to Cambodia flight tickets

momondo Fare Finder

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

See travel insights to Cambodia from

How to get the cheapest flight ticket from London to Cambodia

What is the cheapest month to fly to Cambodia?

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

Can stopping save me money on London to Cambodia flights?

What is the cheapest airline that flies from London to Cambodia?

Which airlines fly to Cambodia?

Cheap London to Cambodia flight deals and tips

Fastest flight time

Direct flights

Frequently asked questions about flying from London to Cambodia

Best airlines flying from London to Cambodia

Compare and see reviews for airlines that fly from London to Cambodia with momondo

Why use momondo?

An easier way to manage your Cambodia trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Cambodia

Popular Cities in Cambodia

Popular flights according to clicks in the last 7 days on momondo

London flight routes

According to popular flight searches on momondo this year

Cambodia flight routes

According to popular flight searches on momondo this year

Fly your favourite airline to Cambodia

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Cambodia

List of cabin classes available on flights landing in Cambodia. Availability may vary depending on flight origin and airline.

Complete your trip to Cambodia

Explore popular destinations other users love

According to popular flight searches on momondo this year