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Cheap flights from London to Cambodia from £729

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from London to Cambodia departing on 15/2. 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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Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
21:10 - 11:45LHR-KOS
31h 35m2 stops
Multiple Airlines Logo
13:35 - 19:10KOS-LHR
36h 35m2 stops
£729Multiple Airlines
Find Deal
Sun, 15 Feb - Sun, 22 Feb
Vietnam Airlines Logo
11:00 - 09:35LHR-KOS
15h 35m1 stop
Vietnam Airlines Logo
07:00 - 07:15KOS-LHR
31h 15m2 stops
£793Vietnam Airlines
Find Deal
Tue, 9 Dec - Tue, 16 Dec
Multiple Airlines Logo
08:40 - 19:30LHR-KOS
27h 50m2 stops
Multiple Airlines Logo
10:45 - 21:55KOS-LHR
42h 10m2 stops
£802Multiple Airlines
Find Deal
Sun, 1 Feb - Sat, 14 Feb
Multiple Airlines Logo
21:10 - 11:45LHR-KOS
31h 35m2 stops
Multiple Airlines Logo
12:15 - 15:25KOS-LHR
34h 10m1 stop
£823Multiple Airlines
Find Deal
Sun, 1 Feb - Sat, 14 Feb
Multiple Airlines Logo
06:00 - 13:05LHR-KOS
24h 05m3 stops
Multiple Airlines Logo
12:15 - 16:20KOS-LHR
35h 05m2 stops
£827Multiple Airlines
Find Deal
Tue, 9 Dec - Tue, 16 Dec
Multiple Airlines Logo
08:40 - 09:35LHR-KOS
17h 55m2 stops
Multiple Airlines Logo
07:00 - 06:25KOS-LHR
30h 25m2 stops
£834Multiple Airlines
Find Deal
Tue, 9 Dec - Tue, 16 Dec
Multiple Airlines Logo
21:25 - 11:45LHR-KOS
31h 20m1 stop
Multiple Airlines Logo
12:15 - 15:25KOS-LHR
34h 10m1 stop
£878Multiple Airlines
Find Deal
Sun, 1 Feb - Sat, 14 Feb
Multiple Airlines Logo
21:10 - 11:45LHR-KOS
31h 35m2 stops
Multiple Airlines Logo
13:35 - 19:10KOS-LHR
36h 35m2 stops
£882Multiple Airlines
Find Deal
Sun, 15 Feb - Fri, 20 Feb
Multiple Airlines Logo
06:00 - 13:05LHR-KOS
24h 05m3 stops
Multiple Airlines Logo
12:15 - 16:20KOS-LHR
35h 05m3 stops
£894Multiple Airlines
Find Deal
Tue, 9 Dec - Tue, 16 Dec
Multiple Airlines Logo
14:05 - 11:45LGW-KOS
38h 40m2 stops
Multiple Airlines Logo
13:35 - 05:55KOS-LGW
23h 20m2 stops
£910Multiple Airlines
Find Deal
Sun, 15 Feb - Fri, 20 Feb

Vietnam Airlines flights from London to Cambodia

Our best Vietnam Airlines deals on London to Cambodia flight tickets
Vietnam Airlines
9 Dec
LHR11:00London Heathrow
15h 35m
1 stop
KOS09:35Krong Preah Sihanouk Sihanoukville
16 Dec
KOS07:00Krong Preah Sihanouk Sihanoukville
31h 15m
2 stops
LHR07:15London Heathrow
£793
Find similar
Vietnam Airlines
11 Mar
LHR06:20London Heathrow
30h 10m
2 stops
KOS19:30Krong Preah Sihanouk Sihanoukville
15 Mar
KOS10:45Krong Preah Sihanouk Sihanoukville
27h 30m
2 stops
LHR07:15London Heathrow
£1,043
Find similar
Vietnam Airlines
11 Mar
LHR06:20London Heathrow
30h 10m
2 stops
KOS19:30Krong Preah Sihanouk Sihanoukville
15 Mar
KOS10:45Krong Preah Sihanouk Sihanoukville
27h 30m
2 stops
LHR07:15London Heathrow
£1,045
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from London to Cambodia 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 14 November 2025.
Use the filters below to find and compare flights from London to Cambodia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonKrong Preah Sihanouk

LHR - KOS

LHRKOS

London Heathrow

Sun 15/2

21:10-11:45

2 stops31h 35m

Krong Preah Sihanouk Sihanoukville

Sun 22/2

13:35-19:10

2 stops36h 35m

£729

LondonKrong Preah Sihanouk

LHR - KOS

LHRKOS

London Heathrow

Tue 9/12

11:00-09:35

1 stop15h 35m

Krong Preah Sihanouk Sihanoukville

Tue 16/12

07:00-07:15

2 stops31h 15m

£793

LondonKrong Preah Sihanouk

LHR - KOS

LHRKOS

London Heathrow

Sun 1/2

08:40-19:30

2 stops27h 50m

Krong Preah Sihanouk Sihanoukville

Sat 14/2

10:45-21:55

2 stops42h 10m

£802

LondonKrong Preah Sihanouk

LHR - KOS

LHRKOS

London Heathrow

Sun 1/2

21:10-11:45

2 stops31h 35m

Krong Preah Sihanouk Sihanoukville

Sat 14/2

12:15-15:25

1 stop34h 10m

£823

LondonKrong Preah Sihanouk

LHR - KOS

LHRKOS

London Heathrow

Tue 9/12

06:00-13:05

3 stops24h 05m

Krong Preah Sihanouk Sihanoukville

Tue 16/12

12:15-16:20

2 stops35h 05m

£827

LondonKrong Preah Sihanouk

LHR - KOS

LHRKOS

London Heathrow

Tue 9/12

08:40-09:35

2 stops17h 55m

Krong Preah Sihanouk Sihanoukville

Tue 16/12

07:00-06:25

2 stops30h 25m

£834

LondonKrong Preah Sihanouk

LHR - KOS

LHRKOS

London Heathrow

Sun 1/2

21:25-11:45

1 stop31h 20m

Krong Preah Sihanouk Sihanoukville

Sat 14/2

12:15-15:25

1 stop34h 10m

£878

LondonKrong Preah Sihanouk

LHR - KOS

LHRKOS

London Heathrow

Sun 15/2

21:10-11:45

2 stops31h 35m

Krong Preah Sihanouk Sihanoukville

Fri 20/2

13:35-19:10

2 stops36h 35m

£882

LondonKrong Preah Sihanouk

LHR - KOS

LHRKOS

London Heathrow

Tue 9/12

06:00-13:05

3 stops24h 05m

Krong Preah Sihanouk Sihanoukville

Tue 16/12

12:15-16:20

3 stops35h 05m

£894

LondonKrong Preah Sihanouk

LGW - KOS

LGWKOS

London Gatwick

Sun 15/2

14:05-11:45

2 stops38h 40m

Krong Preah Sihanouk Sihanoukville

Fri 20/2

13:35-05:55

2 stops23h 20m

£910

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

See travel insights to Cambodia from

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

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 £541. If you aren’t able to travel during the month of November, then book flights to Cambodia from London during September instead. Flights to Cambodia in September, while not as cheap as those in November, still average around £584.

What is the cheapest day to depart on your flight to Cambodia?

According to our data, Monday is the cheapest day to fly to Cambodia from London. The lowest ticket price found for a Monday departure recently was £642. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around £750. These prices are subject to change though, so be sure to set up a Price Alert for flights to Cambodia.

What is the cheapest time of day to depart on your flight to Cambodia?

Flying to Cambodia from London in the evening is the least expensive time of day to depart. momondo users have found prices as low as £539 when looking at flights departing in the evening. At midday is when there is more demand to fly to Cambodia, so prices are often more expensive at around £879 per ticket.

How far in advance should I book a flight 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 £719 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 £603 on momondo.

Can stopping save me money on London to Cambodia flights?

You could potentially save up to 6% 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

Direct flights

None
There are no direct flights from London to Cambodia. There are no popular flight routes from London to Cambodia.
Search flight deals

  • 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?

  • 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 ChinaPriceFrom £273Free CancellationRating
7.1
121 reviews
Search Air China flights
China SouthernPriceFrom £370Free CancellationRating
7.5
119 reviews
Search China Southern flights
Shenzhen AirlinesPriceFrom £390Free CancellationRating
7.5
20 reviews
Search Shenzhen Airlines flights
China EasternPriceFrom £523Free CancellationRating
7.2
177 reviews
Search China Eastern flights
Etihad AirwaysPriceFrom £524Free CancellationRating
7.4
1,296 reviews
Search Etihad Airways flights
Singapore AirlinesPriceFrom £577Free CancellationRating
8.1
1,401 reviews
Search Singapore Airlines flights
Austrian AirlinesPriceFrom £594Free CancellationRating
7.6
868 reviews
Search Austrian Airlines flights
Malaysia AirlinesPriceFrom £608Free CancellationRating
7.3
281 reviews
Search Malaysia Airlines flights
Vietnam AirlinesPriceFrom £628Free CancellationRating
7.6
212 reviews
Search Vietnam Airlines flights
British AirwaysPriceFrom £661Free CancellationRating
6.7
7,517 reviews
Search British Airways 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

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