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Cheap flights from London to Krong Preah Sihanouk from £691

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 21/4. 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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0 bags
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Find the cheapest flights from London to Krong Preah Sihanouk

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
21:20 - 09:15
LHR
-
KOS
29h 55m2 stops
Multiple Airlines Logo
09:50 - 18:40
KOS
-
LHR
38h 50m2 stops
£691Multiple Airlines
Tue, 21 Apr - Tue, 12 May
Multiple Airlines Logo
06:25 - 13:05
LGW
-
KOS
23h 40m3 stops
Multiple Airlines Logo
13:35 - 23:55
KOS
-
LGW
41h 20m3 stops
£784Multiple Airlines
Sun, 22 Feb - Sun, 1 Mar
Multiple Airlines Logo
06:25 - 13:05
LGW
-
KOS
23h 40m3 stops
Multiple Airlines Logo
13:35 - 06:40
KOS
-
LGW
24h 05m2 stops
£796Multiple Airlines
Sun, 22 Feb - Sun, 1 Mar
Multiple Airlines Logo
21:25 - 13:05
LHR
-
KOS
32h 40m1 stop
Multiple Airlines Logo
13:35 - 19:30
KOS
-
LHR
36h 55m2 stops
£810Multiple Airlines
Wed, 4 Feb - Wed, 25 Feb
Multiple Airlines Logo
05:55 - 11:45
LGW
-
KOS
22h 50m3 stops
Multiple Airlines Logo
13:35 - 23:55
KOS
-
LGW
41h 20m3 stops
£812Multiple Airlines
Fri, 20 Feb - Fri, 27 Feb
Multiple Airlines Logo
08:05 - 11:45
LHR
-
KOS
20h 40m2 stops
Multiple Airlines Logo
13:35 - 07:00
KOS
-
LHR
24h 25m2 stops
£818Multiple Airlines
Fri, 20 Feb - Fri, 27 Feb
Multiple Airlines Logo
08:50 - 11:45
LHR
-
KOS
19h 55m2 stops
Multiple Airlines Logo
13:35 - 07:20
KOS
-
LHR
24h 45m2 stops
£861Multiple Airlines
Wed, 4 Feb - Wed, 25 Feb
Multiple Airlines Logo
06:00 - 11:45
LHR
-
KOS
22h 45m3 stops
Multiple Airlines Logo
13:35 - 07:20
KOS
-
LHR
24h 45m2 stops
£864Multiple Airlines
Wed, 4 Feb - Wed, 25 Feb
Multiple Airlines Logo
21:25 - 13:05
LHR
-
KOS
32h 40m1 stop
Multiple Airlines Logo
13:35 - 15:25
KOS
-
LHR
32h 50m1 stop
£869Multiple Airlines
Wed, 4 Feb - Wed, 25 Feb
Multiple Airlines Logo
21:20 - 09:15
LHR
-
KOS
29h 55m2 stops
Multiple Airlines Logo
11:05 - 14:25
KOS
-
LHR
33h 20m3 stops
£891Multiple Airlines
Tue, 21 Apr - Tue, 12 May

Vietnam Airlines flights from London to Krong Preah Sihanouk

Our best Vietnam Airlines deals on London to Krong Preah Sihanouk flight tickets
Vietnam Airlines
12 Jan
LHR11:00London Heathrow
39h 35m
2 stops
KOS09:35Krong Preah Sihanouk Sihanoukville
26 Jan
KOS16:30Krong Preah Sihanouk Sihanoukville
21h 45m
1 stop
LHR07:15London Heathrow
£780
Vietnam Airlines
13 Jan
LHR11:00London Heathrow
15h 35m
1 stop
KOS09:35Krong Preah Sihanouk Sihanoukville
26 Jan
KOS16:30Krong Preah Sihanouk Sihanoukville
21h 45m
1 stop
LHR07:15London Heathrow
£782
Vietnam Airlines
13 Jan
LHR11:00London Heathrow
15h 35m
1 stop
KOS09:35Krong Preah Sihanouk Sihanoukville
22 Jan
KOS16:30Krong Preah Sihanouk Sihanoukville
21h 45m
2 stops
LHR07:15London Heathrow
£782

Cambodia Angkor Air flights from London to Krong Preah Sihanouk

Our best Cambodia Angkor Air deals on London to Krong Preah Sihanouk flight tickets
Cambodia Angkor Air
13 Jan
LHR11:00London Heathrow
46h 00m
2 stops
KOS16:00Krong Preah Sihanouk Sihanoukville
25 Jan
KOS10:50Krong Preah Sihanouk Sihanoukville
51h 25m
2 stops
LHR07:15London Heathrow
£1,582
Cambodia Angkor Air
13 Jan
LHR11:00London Heathrow
46h 00m
2 stops
KOS16:00Krong Preah Sihanouk Sihanoukville
21 Jan
KOS13:10Krong Preah Sihanouk Sihanoukville
25h 05m
2 stops
LHR07:15London Heathrow
£1,605

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 9 January 2026.
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

LHR - KOS

LHRKOS

London Heathrow

Tue 21/4

21:20-09:15

2 stops29h 55m

Krong Preah Sihanouk Sihanoukville

Tue 12/5

09:50-18:40

2 stops38h 50m

£691

LondonKrong Preah Sihanouk

LGW - KOS

LGWKOS

London Gatwick

Sun 22/2

06:25-13:05

3 stops23h 40m

Krong Preah Sihanouk Sihanoukville

Sun 1/3

13:35-23:55

3 stops41h 20m

£784

LondonKrong Preah Sihanouk

LGW - KOS

LGWKOS

London Gatwick

Sun 22/2

06:25-13:05

3 stops23h 40m

Krong Preah Sihanouk Sihanoukville

Sun 1/3

13:35-06:40

2 stops24h 05m

£796

LondonKrong Preah Sihanouk

LHR - KOS

LHRKOS

London Heathrow

Wed 4/2

21:25-13:05

1 stop32h 40m

Krong Preah Sihanouk Sihanoukville

Wed 25/2

13:35-19:30

2 stops36h 55m

£810

LondonKrong Preah Sihanouk

LGW - KOS

LGWKOS

London Gatwick

Fri 20/2

05:55-11:45

3 stops22h 50m

Krong Preah Sihanouk Sihanoukville

Fri 27/2

13:35-23:55

3 stops41h 20m

£812

LondonKrong Preah Sihanouk

LHR - KOS

LHRKOS

London Heathrow

Fri 20/2

08:05-11:45

2 stops20h 40m

Krong Preah Sihanouk Sihanoukville

Fri 27/2

13:35-07:00

2 stops24h 25m

£818

LondonKrong Preah Sihanouk

LHR - KOS

LHRKOS

London Heathrow

Wed 4/2

08:50-11:45

2 stops19h 55m

Krong Preah Sihanouk Sihanoukville

Wed 25/2

13:35-07:20

2 stops24h 45m

£861

LondonKrong Preah Sihanouk

LHR - KOS

LHRKOS

London Heathrow

Wed 4/2

06:00-11:45

3 stops22h 45m

Krong Preah Sihanouk Sihanoukville

Wed 25/2

13:35-07:20

2 stops24h 45m

£864

LondonKrong Preah Sihanouk

LHR - KOS

LHRKOS

London Heathrow

Wed 4/2

21:25-13:05

1 stop32h 40m

Krong Preah Sihanouk Sihanoukville

Wed 25/2

13:35-15:25

1 stop32h 50m

£869

LondonKrong Preah Sihanouk

LHR - KOS

LHRKOS

London Heathrow

Tue 21/4

21:20-09:15

2 stops29h 55m

Krong Preah Sihanouk Sihanoukville

Tue 12/5

11:05-14:25

3 stops33h 20m

£891

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

Fastest flight time

23h 40m

Direct flights

None
The fastest flight from London to Krong Preah Sihanouk takes 23h 40m
There are no direct flights from London to Krong Preah Sihanouk. There are no popular flight routes from London to Krong Preah Sihanouk.
Search flight deals

  • 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 23h 40m, 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
Kampot

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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