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Cheap flights from London to Krong Preah Sihanouk from £739

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 Krong Preah Sihanouk departing on 12/9. 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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Find the cheapest flights from London to Krong Preah Sihanouk

Cheap return flights

Logo
11:35 - 09:15LGW-KOS
39h 40m2 stops
Logo
10:15 - 06:40KOS-LGW
50h 25m2 stops
£739
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pe, 12 syys - pe, 19 syys
Logo
08:40 - 09:35LGW-KOS
17h 55m2 stops
Logo
10:45 - 12:35KOS-LGW
32h 50m2 stops
£745
Find Deal
to, 6 marras - to, 18 joulu
Logo
22:05 - 13:00LHR-KOS
32h 55m2 stops
Logo
12:15 - 16:35KOS-LHR
34h 20m1 stop
£748
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la, 13 syys - la, 20 syys
Logo
22:05 - 13:00LHR-KOS
32h 55m2 stops
Logo
12:15 - 16:35KOS-LHR
34h 20m1 stop
£767
Find Deal
la, 13 syys - la, 20 syys
Logo
08:40 - 09:35LGW-KOS
17h 55m2 stops
Logo
10:45 - 05:55KOS-LGW
26h 10m2 stops
£773
Find Deal
to, 6 marras - pe, 19 joulu
Logo
22:05 - 13:00LHR-KOS
32h 55m2 stops
Logo
12:15 - 16:35KOS-LHR
34h 20m1 stop
£775
Find Deal
la, 13 syys - la, 20 syys
Logo
08:05 - 09:35LHR-KOS
18h 30m2 stops
Logo
10:45 - 06:25KOS-LHR
26h 40m2 stops
£776
Find Deal
to, 6 marras - ke, 24 joulu
Logo
21:20 - 09:15LHR-KOS
29h 55m2 stops
Logo
10:15 - 07:30KOS-LHR
27h 15m2 stops
£786
Find Deal
la, 13 syys - la, 20 syys
Logo
14:55 - 09:15LGW-KOS
36h 20m2 stops
Logo
10:15 - 13:25KOS-LGW
33h 10m2 stops
£797
Find Deal
la, 13 syys - la, 20 syys
Logo
21:20 - 09:15LHR-KOS
29h 55m2 stops
Logo
10:15 - 07:30KOS-LHR
27h 15m2 stops
£800
Find Deal
la, 13 syys - la, 20 syys

momondo Fare Finder

 
Customise your flight search to find flights from London to Krong Preah Sihanouk 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 31 heinäkuu 2025.
Use the filters below to find and compare flights from London to Krong Preah Sihanouk that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonKrong Preah Sihanouk

LGW - KOS

LGWKOS

London Gatwick

pe 12/9

11:35-09:15

2 stops39h 40m

Krong Preah Sihanouk Sihanoukville

pe 19/9

10:15-06:40

2 stops50h 25m

£739

LondonKrong Preah Sihanouk

LGW - KOS

LGWKOS

London Gatwick

to 6/11

08:40-09:35

2 stops17h 55m

Krong Preah Sihanouk Sihanoukville

to 18/12

10:45-12:35

2 stops32h 50m

£745

LondonKrong Preah Sihanouk

LHR - KOS

LHRKOS

London Heathrow

la 13/9

22:05-13:00

2 stops32h 55m

Krong Preah Sihanouk Sihanoukville

la 20/9

12:15-16:35

1 stop34h 20m

£748

LondonKrong Preah Sihanouk

LHR - KOS

LHRKOS

London Heathrow

la 13/9

22:05-13:00

2 stops32h 55m

Krong Preah Sihanouk Sihanoukville

la 20/9

12:15-16:35

1 stop34h 20m

£767

LondonKrong Preah Sihanouk

LGW - KOS

LGWKOS

London Gatwick

to 6/11

08:40-09:35

2 stops17h 55m

Krong Preah Sihanouk Sihanoukville

pe 19/12

10:45-05:55

2 stops26h 10m

£773

LondonKrong Preah Sihanouk

LHR - KOS

LHRKOS

London Heathrow

la 13/9

22:05-13:00

2 stops32h 55m

Krong Preah Sihanouk Sihanoukville

la 20/9

12:15-16:35

1 stop34h 20m

£775

LondonKrong Preah Sihanouk

LHR - KOS

LHRKOS

London Heathrow

to 6/11

08:05-09:35

2 stops18h 30m

Krong Preah Sihanouk Sihanoukville

ke 24/12

10:45-06:25

2 stops26h 40m

£776

LondonKrong Preah Sihanouk

LHR - KOS

LHRKOS

London Heathrow

la 13/9

21:20-09:15

2 stops29h 55m

Krong Preah Sihanouk Sihanoukville

la 20/9

10:15-07:30

2 stops27h 15m

£786

LondonKrong Preah Sihanouk

LGW - KOS

LGWKOS

London Gatwick

la 13/9

14:55-09:15

2 stops36h 20m

Krong Preah Sihanouk Sihanoukville

la 20/9

10:15-13:25

2 stops33h 10m

£797

LondonKrong Preah Sihanouk

LHR - KOS

LHRKOS

London Heathrow

la 13/9

21:20-09:15

2 stops29h 55m

Krong Preah Sihanouk Sihanoukville

la 20/9

10:15-07:30

2 stops27h 15m

£800

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

When to book flights from London to Krong Preah Sihanouk

Are you open to changing your travel dates? Check out the ideal times to fly from London to Krong Preah Sihanouk according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap London to Krong Preah Sihanouk (LON to KOS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London to Krong Preah Sihanouk

Best price found

£739

Fastest flight time

15h 35m

Direct flights

None

Airports in Krong Preah Sihanouk

1 airport
The best flight deal from London to Krong Preah Sihanouk found on momondo in the last 72 hours is £739
The fastest flight from London to Krong Preah Sihanouk takes 15h 35m
There are no direct flights from London to Krong Preah Sihanouk. Popular non-direct routes for this connection are London Heathrow Airport - Krong Preah Sihanouk Sihanoukville Airport and London Gatwick Airport - Krong Preah Sihanouk Sihanoukville Airport.
There is 1 airport near Krong Preah Sihanouk: Krong Preah Sihanouk Sihanoukville (KOS)
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  • How far is London to Krong Preah Sihanouk Sihanoukville by plane?

    The distance between London and Krong Preah Sihanouk Sihanoukville is about 6215.5 mi. Flights usually cover this in 15h 35m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from London to Krong Preah Sihanouk Sihanoukville Airport?

    Prices for flights from London to Krong Preah Sihanouk Sihanoukville Airport are refreshed on a daily basis.

  • How old do you have to be to fly from London to Krong Preah Sihanouk Sihanoukville 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 London to Krong Preah Sihanouk Sihanoukville Airport.

  • What documentation or ID do you need to fly to Krong Preah Sihanouk Sihanoukville Airport?

    The travel and health documents required for your trip to Krong Preah Sihanouk Sihanoukville Airport 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 Krong Preah Sihanouk Sihanoukville Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • How do I get Price Alerts for flights from London to Krong Preah Sihanouk?

    You can take advantage of momondo’s Price Alerts by first searching for your flights to London from Krong Preah Sihanouk. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

  • How can I save money on flights from London to Krong Preah Sihanouk with momondo?

    With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.

  • How does momondo find its flight prices?

    We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

Travelling to a place near Krong Preah Sihanouk?

Book flights to Krong Preah Sihanouk if you plan to visit one of these locations
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Why use momondo?

Why should I use momondo to find a flight deal from London to Krong Preah Sihanouk?

Finding the right flight to Krong Preah Sihanouk from London is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Krong Preah Sihanouk quick and easy, saving you time and money.

Can I find flights from London to Krong Preah Sihanouk with flexible booking policies on momondo?

momondo does allow users to show only those flights to Krong Preah Sihanouk from London which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from London to Krong Preah Sihanouk?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from London to Krong Preah Sihanouk.

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

Yes momondo offers price alerts on flights to Krong Preah Sihanouk from London. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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