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Cheap flights from London Heathrow Airport to Cambodia from £328

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from London Heathrow Airport to Cambodia

Cheap return flights

Enter your travel dates to find the best prices.
Austrian Airlines Logo
06:00 - 18:30LHR  London Heathrow-SAI Siem Reap–Angkor Intl
29h 30m2 stops Vienna Intl Bangkok Suvarnabhumi
Austrian Airlines Logo
09:55 - 14:05SAI  Siem Reap–Angkor Intl-LHR London Heathrow
35h 10m2 stops Bangkok Suvarnabhumi Vienna Intl
£610Austrian Airlines
Thu, 3 Dec - Mon, 14 Dec
Multiple Airlines Logo
17:45 - 11:00LHR  London Heathrow-SAI Siem Reap–Angkor Intl
34h 15m3 stops Beijing Capital Phuket City Bangkok Don Mueang Intl
Multiple Airlines Logo
16:50 - 15:55SAI  Siem Reap–Angkor Intl-LHR London Heathrow
30h 05m2 stops Phuket City Beijing Capital
£626Multiple Airlines
Mon, 9 Nov - Mon, 23 Nov
Austrian Airlines Logo
19:25 - 18:45LHR  London Heathrow-SAI Siem Reap–Angkor Intl
16h 20m2 stops Vienna Intl Bangkok Suvarnabhumi
Austrian Airlines Logo
09:55 - 21:40SAI  Siem Reap–Angkor Intl-LHR London Heathrow
18h 45m2 stops Bangkok Suvarnabhumi Vienna Intl
£629Austrian Airlines
Mon, 1 Feb - Thu, 11 Feb
Multiple Airlines Logo
22:10 - 18:05LHR  London Heathrow-SAI Siem Reap–Angkor Intl
37h 55m2 stops Guangzhou Baiyun Hanoi Noibai
Multiple Airlines Logo
19:10 - 16:55SAI  Siem Reap–Angkor Intl-LHR London Heathrow
27h 45m1 stop Ho Chi Minh City
£638Multiple Airlines
Wed, 23 Sep - Wed, 21 Oct
Vietnam Airlines Logo
18:55 - 18:20LHR  London Heathrow-SAI Siem Reap–Angkor Intl
17h 25m1 stop Ho Chi Minh City
Vietnam Airlines Logo
22:35 - 16:55SAI  Siem Reap–Angkor Intl-LHR London Heathrow
24h 20m1 stop Ho Chi Minh City
£718Vietnam Airlines
Thu, 1 Oct - Wed, 14 Oct
Vietnam Airlines Logo
18:55 - 17:10LHR  London Heathrow-SAI Siem Reap–Angkor Intl
16h 15m1 stop Hanoi Noibai
Vietnam Airlines Logo
22:35 - 16:55SAI  Siem Reap–Angkor Intl-LHR London Heathrow
24h 20m1 stop Ho Chi Minh City
£718Vietnam Airlines
Wed, 23 Sep - Wed, 21 Oct
Singapore Airlines Logo
10:40 - 09:55LHR  London Heathrow-SAI Siem Reap–Angkor Intl
16h 15m1 stop Singapore Changi
Singapore Airlines Logo
16:50 - 15:20SAI  Siem Reap–Angkor Intl-LHR London Heathrow
29h 30m1 stop Singapore Changi
£755Singapore Airlines
Tue, 16 Feb - Tue, 2 Mar
Singapore Airlines Logo
09:10 - 09:55LHR  London Heathrow-SAI Siem Reap–Angkor Intl
17h 45m1 stop Singapore Changi
Singapore Airlines Logo
16:50 - 15:20SAI  Siem Reap–Angkor Intl-LHR London Heathrow
29h 30m1 stop Singapore Changi
£755Singapore Airlines
Tue, 10 Nov - Thu, 3 Dec
Thai Airways Logo
11:50 - 08:45LHR  London Heathrow-SAI Siem Reap–Angkor Intl
13h 55m1 stop Bangkok Suvarnabhumi
Thai Airways Logo
09:50 - 19:35SAI  Siem Reap–Angkor Intl-LHR London Heathrow
16h 45m1 stop Bangkok Suvarnabhumi
£1,015Thai Airways
Mon, 18 Jan - Sun, 31 Jan
Thai Airways Logo
11:50 - 08:45LHR  London Heathrow-SAI Siem Reap–Angkor Intl
13h 55m1 stop Bangkok Suvarnabhumi
Thai Airways Logo
09:50 - 19:35SAI  Siem Reap–Angkor Intl-LHR London Heathrow
16h 45m1 stop Bangkok Suvarnabhumi
£1,015Thai Airways
Mon, 18 Jan - Tue, 2 Feb

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SWISS flights from London Heathrow Airport to Cambodia

Our best SWISS deals on London Heathrow Airport to Cambodia flight tickets
SWISS
25 Jan
LHR18:40London Heathrow
32h 15m
2 stops
SAI09:55Siem Reap–Angkor Intl
22 Feb
SAI16:50Siem Reap–Angkor Intl
22h 15m
2 stops
LHR08:05London Heathrow
£674
SWISS
23 Sept
LHR08:40London Heathrow
28h 15m
2 stops
SAI18:55Siem Reap–Angkor Intl
21 Oct
SAI09:40Siem Reap–Angkor Intl
28h 15m
2 stops
LHR07:55London Heathrow
£713
SWISS
22 Sept
LHR08:45London Heathrow
28h 10m
2 stops
SAI18:55Siem Reap–Angkor Intl
21 Oct
SAI09:40Siem Reap–Angkor Intl
18h 05m
2 stops
LHR21:45London Heathrow
£714

Lufthansa flights from London Heathrow Airport to Cambodia

Our best Lufthansa deals on London Heathrow Airport to Cambodia flight tickets
Lufthansa
10 Nov
LHR07:40London Heathrow
19h 15m
2 stops
SAI09:55Siem Reap–Angkor Intl
18 Nov
SAI19:25Siem Reap–Angkor Intl
19h 40m
2 stops
LHR08:05London Heathrow
£678
Lufthansa
13 Nov
LHR13:30London Heathrow
37h 25m
2 stops
SAI09:55Siem Reap–Angkor Intl
20 Nov
SAI16:50Siem Reap–Angkor Intl
32h 55m
2 stops
LHR18:45London Heathrow
£723
Lufthansa
22 Sept
LHR17:50London Heathrow
19h 05m
2 stops
SAI18:55Siem Reap–Angkor Intl
20 Oct
SAI19:35Siem Reap–Angkor Intl
20h 20m
2 stops
LHR09:55London Heathrow
£725

momondo Fare Finder

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

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Route

Depart

Return

Price

Cheapest return flight

LondonSiem Reap

LHR London Heathrow - SAI Siem Reap–Angkor Intl

LHRSAI

London Heathrow

Thu 3/12

06:00-18:30

2 stops29h 30m

Siem Reap–Angkor Intl

Mon 14/12

09:55-14:05

2 stops35h 10m

£610

LondonSiem Reap

LHR London Heathrow - SAI Siem Reap–Angkor Intl

LHRSAI

London Heathrow

Mon 9/11

17:45-11:00

3 stops34h 15m

Siem Reap–Angkor Intl

Mon 23/11

16:50-15:55

2 stops30h 05m

£626

LondonSiem Reap

LHR London Heathrow - SAI Siem Reap–Angkor Intl

LHRSAI

London Heathrow

Mon 1/2

19:25-18:45

2 stops16h 20m

Siem Reap–Angkor Intl

Thu 11/2

09:55-21:40

2 stops18h 45m

£629

LondonSiem Reap

LHR London Heathrow - SAI Siem Reap–Angkor Intl

LHRSAI

London Heathrow

Wed 23/9

22:10-18:05

2 stops37h 55m

Siem Reap–Angkor Intl

Wed 21/10

19:10-16:55

1 stop27h 45m

£638

LondonSiem Reap

LHR London Heathrow - SAI Siem Reap–Angkor Intl

LHRSAI

London Heathrow

Thu 1/10

18:55-18:20

1 stop17h 25m

Siem Reap–Angkor Intl

Wed 14/10

22:35-16:55

1 stop24h 20m

£718

LondonSiem Reap

LHR London Heathrow - SAI Siem Reap–Angkor Intl

LHRSAI

London Heathrow

Wed 23/9

18:55-17:10

1 stop16h 15m

Siem Reap–Angkor Intl

Wed 21/10

22:35-16:55

1 stop24h 20m

£718

LondonSiem Reap

LHR London Heathrow - SAI Siem Reap–Angkor Intl

LHRSAI

London Heathrow

Tue 16/2

10:40-09:55

1 stop16h 15m

Siem Reap–Angkor Intl

Tue 2/3

16:50-15:20

1 stop29h 30m

£755

LondonSiem Reap

LHR London Heathrow - SAI Siem Reap–Angkor Intl

LHRSAI

London Heathrow

Tue 10/11

09:10-09:55

1 stop17h 45m

Siem Reap–Angkor Intl

Thu 3/12

16:50-15:20

1 stop29h 30m

£755
Fastest return journey

LondonSiem Reap

LHR London Heathrow - SAI Siem Reap–Angkor Intl

LHRSAI

London Heathrow

Mon 18/1

11:50-08:45

1 stop13h 55m

Siem Reap–Angkor Intl

Sun 31/1

09:50-19:35

1 stop16h 45m

£1,015

LondonSiem Reap

LHR London Heathrow - SAI Siem Reap–Angkor Intl

LHRSAI

London Heathrow

Mon 18/1

11:50-08:45

1 stop13h 55m

Siem Reap–Angkor Intl

Tue 2/2

09:50-19:35

1 stop16h 45m

£1,015

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Cambodia from

How to get the cheapest flight ticket from London Heathrow Airport 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

What is the cheapest month to fly to Cambodia?

In general, November is the cheapest month to fly from London Heathrow Airport to Cambodia. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £581. If you aren’t able to travel during the month of November, then book flights to Cambodia from London Heathrow Airport during October instead. Flights to Cambodia in October, while not as cheap as those in November, still average around £612.

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

You are more likely to see cheaper flights to Cambodia from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Cambodia for around £724 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 Heathrow Airport for as low as £587 on momondo.

Can stopping save me money on London Heathrow Airport to Cambodia flights?

You could potentially save up to 46% on your flight if you consider stops on a London Heathrow Airport to Cambodia flight.

Cheap London Heathrow Airport to Cambodia flight deals and tips

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

Best price found

£328

Fastest flight time

16h 20m

Direct flights

None
The best one-way flight to Cambodia from London Heathrow Airport in the past 72 hours is £328. The best return flight deal from London Heathrow Airport to Cambodia found on momondo in the last 72 hours is £610.
The fastest flight from London Heathrow Airport to Cambodia takes 16h 20m
There are no direct flights from London Heathrow Airport to Cambodia. There are no popular flight routes from London Heathrow Airport to Cambodia.
Search flight deals

Frequently asked questions about flying from London Heathrow Airport to Cambodia

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

    Prices for flights from London Heathrow Airport to Cambodia refresh daily.

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from London Heathrow Airport to Cambodia.

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

    The required travel and health documents for your Cambodia trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Cambodia. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from London Heathrow Airport to Cambodia

Compare and see reviews for airlines that fly from London Heathrow Airport to Cambodia with momondo
Airline
Rating
Free Cancellation
Price
Air ChinaPriceFrom £266Free CancellationRating
7.5
164 reviews
Search Air China flights
Shenzhen AirlinesPriceFrom £407Free CancellationRating
7.9
26 reviews
Search Shenzhen Airlines flights
China SouthernPriceFrom £465Free CancellationRating
7.3
172 reviews
Search China Southern flights
Etihad AirwaysPriceFrom £509Free CancellationRating
7.3
1,535 reviews
Search Etihad Airways flights
Austrian AirlinesPriceFrom £536Free CancellationRating
7.6
959 reviews
Search Austrian Airlines flights
China EasternPriceFrom £574Free CancellationRating
7.3
237 reviews
Search China Eastern flights
Malaysia AirlinesPriceFrom £584Free CancellationRating
7.3
318 reviews
Search Malaysia Airlines flights
Singapore AirlinesPriceFrom £608Free CancellationRating
8.2
1,600 reviews
Search Singapore Airlines flights
Vietnam AirlinesPriceFrom £613Free CancellationRating
7.7
287 reviews
Search Vietnam Airlines flights
Cathay PacificPriceFrom £702Free CancellationRating
7.6
1,482 reviews
Search Cathay Pacific flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from London to Cambodia . Millions of users trust and use momondo every year so you are in good hands.

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 in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Cambodia from London.

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

Of course. momondo tracks the price of London to Cambodia flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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