Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from Cambodia to London from £269

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Cambodia to London departing on 30/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Cambodia to London

Recent return flight deals from Cambodia to London

Enter your travel dates to find the best prices.
Multiple Airlines Logo
12:55 - 15:20
SAI
-
LHR
32h 25m
2 stops
Multiple Airlines Logo
10:00 - 18:55
LHR
-
SAI
26h 55m
2 stops
£736Multiple Airlines
Wed, 23 Sep - Wed, 7 Oct
Etihad Airways Logo
19:35 - 12:45
SAI
-
LHR
23h 10m
2 stops
Etihad Airways Logo
21:45 - 12:15
LHR
-
SAI
32h 30m
2 stops
£781Etihad Airways
Wed, 23 Sep - Wed, 7 Oct
Multiple Airlines Logo
15:10 - 06:30
SAI
-
LHR
21h 20m
3 stops
Multiple Airlines Logo
15:05 - 11:15
LHR
-
SAI
38h 10m
3 stops
£810Multiple Airlines
Wed, 23 Sep - Wed, 7 Oct
Multiple Airlines Logo
15:10 - 06:30
SAI
-
LHR
21h 20m
3 stops
Multiple Airlines Logo
06:00 - 18:55
LHR
-
SAI
30h 55m
2 stops
£835Multiple Airlines
Wed, 23 Sep - Wed, 7 Oct
Multiple Airlines Logo
11:30 - 07:00
SAI
-
LHR
25h 30m
3 stops
Multiple Airlines Logo
14:45 - 21:30
LHR
-
SAI
24h 45m
2 stops
£889Multiple Airlines
Wed, 23 Sep - Wed, 7 Oct
Vietnam Airlines Logo
18:30 - 16:55
SAI
-
LHR
28h 25m
1 stop
Vietnam Airlines Logo
18:55 - 17:10
LHR
-
SAI
16h 15m
1 stop
£908Vietnam Airlines
Wed, 23 Sep - Wed, 7 Oct
Multiple Airlines Logo
22:35 - 16:55
SAI
-
LHR
24h 20m
1 stop
Multiple Airlines Logo
10:00 - 18:55
LHR
-
SAI
26h 55m
2 stops
£921Multiple Airlines
Wed, 23 Sep - Wed, 7 Oct
Vietnam Airlines Logo
22:35 - 16:55
SAI
-
LHR
24h 20m
1 stop
Vietnam Airlines Logo
18:55 - 17:10
LHR
-
SAI
16h 15m
1 stop
£941Vietnam Airlines
Wed, 23 Sep - Wed, 7 Oct
Multiple Airlines Logo
16:55 - 12:45
SAI
-
LHR
25h 50m
3 stops
Multiple Airlines Logo
09:30 - 16:10
LHR
-
SAI
24h 40m
3 stops
£943Multiple Airlines
Wed, 23 Sep - Wed, 7 Oct
Multiple Airlines Logo
09:40 - 19:20
SAI
-
LHR
15h 40m
1 stop
Multiple Airlines Logo
19:30 - 18:55
LHR
-
SAI
17h 25m
2 stops
£1,120Multiple Airlines
Wed, 23 Sep - Wed, 7 Oct

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Etihad Airways flights from Cambodia to London Heathrow Airport

Our best Etihad Airways deals on Cambodia to London Heathrow Airport flight tickets
Etihad Airways
23 Sept
SAI19:35Siem Reap–Angkor Intl
23h 10m
2 stops
LHR12:45London Heathrow
7 Oct
LHR21:45London Heathrow
32h 30m
2 stops
SAI12:15Siem Reap–Angkor Intl
£781
Etihad Airways
23 Sept
SAI19:35Siem Reap–Angkor Intl
29h 10m
2 stops
LHR18:45London Heathrow
7 Oct
LHR21:45London Heathrow
32h 30m
2 stops
SAI12:15Siem Reap–Angkor Intl
£2,085

Vietnam Airlines flights from Cambodia to London Heathrow Airport

Our best Vietnam Airlines deals on Cambodia to London Heathrow Airport flight tickets
Vietnam Airlines
23 Sept
SAI18:30Siem Reap–Angkor Intl
28h 25m
1 stop
LHR16:55London Heathrow
7 Oct
LHR18:55London Heathrow
16h 15m
1 stop
SAI17:10Siem Reap–Angkor Intl
£908
Vietnam Airlines
23 Sept
SAI22:35Siem Reap–Angkor Intl
24h 20m
1 stop
LHR16:55London Heathrow
7 Oct
LHR18:55London Heathrow
16h 15m
1 stop
SAI17:10Siem Reap–Angkor Intl
£941
Vietnam Airlines
23 Sept
SAI18:05Siem Reap–Angkor Intl
22h 25m
2 stops
LHR10:30London Heathrow
7 Oct
LHR08:55London Heathrow
25h 30m
3 stops
SAI16:25Siem Reap–Angkor Intl
£1,978

momondo Fare Finder

 
Customise your flight search to find flights from Cambodia to London Heathrow Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 279,928 searches. Data last updated 30 July 2026.
Use the filters below to find and compare flights from Cambodia to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Siem ReapLondon

SAI - LHR

SAILHR

Siem Reap–Angkor Intl

Wed 23/9

12:55-15:20

2 stops32h 25m

London Heathrow

Wed 7/10

10:00-18:55

2 stops26h 55m

£736

Siem ReapLondon

SAI - LHR

SAILHR

Siem Reap–Angkor Intl

Wed 23/9

19:35-12:45

2 stops23h 10m

London Heathrow

Wed 7/10

21:45-12:15

2 stops32h 30m

£781

Siem ReapLondon

SAI - LHR

SAILHR

Siem Reap–Angkor Intl

Wed 23/9

15:10-06:30

3 stops21h 20m

London Heathrow

Wed 7/10

15:05-11:15

3 stops38h 10m

£810

Siem ReapLondon

SAI - LHR

SAILHR

Siem Reap–Angkor Intl

Wed 23/9

15:10-06:30

3 stops21h 20m

London Heathrow

Wed 7/10

06:00-18:55

2 stops30h 55m

£835

Siem ReapLondon

SAI - LHR

SAILHR

Siem Reap–Angkor Intl

Wed 23/9

11:30-07:00

3 stops25h 30m

London Heathrow

Wed 7/10

14:45-21:30

2 stops24h 45m

£889

Siem ReapLondon

SAI - LHR

SAILHR

Siem Reap–Angkor Intl

Wed 23/9

18:30-16:55

1 stop28h 25m

London Heathrow

Wed 7/10

18:55-17:10

1 stop16h 15m

£908

Siem ReapLondon

SAI - LHR

SAILHR

Siem Reap–Angkor Intl

Wed 23/9

22:35-16:55

1 stop24h 20m

London Heathrow

Wed 7/10

10:00-18:55

2 stops26h 55m

£921

Siem ReapLondon

SAI - LHR

SAILHR

Siem Reap–Angkor Intl

Wed 23/9

22:35-16:55

1 stop24h 20m

London Heathrow

Wed 7/10

18:55-17:10

1 stop16h 15m

£941

Siem ReapLondon

SAI - LHR

SAILHR

Siem Reap–Angkor Intl

Wed 23/9

16:55-12:45

3 stops25h 50m

London Heathrow

Wed 7/10

09:30-16:10

3 stops24h 40m

£943
Fastest return journey

Siem ReapLondon

SAI - LHR

SAILHR

Siem Reap–Angkor Intl

Wed 23/9

09:40-19:20

1 stop15h 40m

London Heathrow

Wed 7/10

19:30-18:55

2 stops17h 25m

£1,120

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to London from

How to get the cheapest flight ticket from Cambodia to London Heathrow Airport

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 London Heathrow Airport?

In general, September is the cheapest month to fly from Cambodia to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £554. The month of July is another great option to travel to London Heathrow Airport, with average flight prices from Cambodia averaging around £582.

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

You could potentially save up to 9% on your flight if you consider stops on a Cambodia to London Heathrow Airport flight.

Cheap Cambodia to London Heathrow Airport flight deals and tips

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

Fastest flight time

23h 10m

Direct flights

None
The fastest flight from Cambodia to London Heathrow Airport takes 23h 10m
There are no direct flights from Cambodia to London Heathrow Airport. There are no popular flight routes from Cambodia to London Heathrow Airport.
Search flight deals

Frequently asked questions about flying from Cambodia to London Heathrow Airport

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

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

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

    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 Cambodia to London Heathrow Airport.

  • What documentation or ID do you need to fly to London Heathrow Airport?

    The travel and health documents you'll need for your trip to London Heathrow Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London Heathrow Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Cambodia to London Heathrow Airport

Compare and see reviews for airlines that fly from Cambodia to London Heathrow Airport with momondo
Airline
Rating
Free Cancellation
Price
Etihad AirwaysPriceFrom £356Free CancellationRating
7.3
1,497 reviews
Search Etihad Airways flights

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Eastbourne
Wembley
Gatwick
Milton Keynes
Luton
Stratford-upon-Avon
Southend-on-Sea
Slough
Northampton
Ipswich
Maidstone
Swindon
Folkestone
Ilford
Hastings
Poole
Canterbury
Guildford
Chichester
Bedford

Why use momondo?

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

It is quick and easy to find Cambodia to London flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to London that suits you.

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

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

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

momondo provides multiple filters to help you find the best flight to London from Cambodia. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes. momondo can track prices for Cambodia to London flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your London Heathrow Airport 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.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sat 29/8
Sat 5/9
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to London