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Cheap flights from London to Krong Preah Sihanouk from £766

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/3. Fares are subject to change and may not be available on all flights or dates of travel.
LON — KOS
6 Mar — 13 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from London to Krong Preah Sihanouk

Enter your travel dates to find the best prices.

Cheapest flights from London to Krong Preah Sihanouk
Explore the most affordable flight options available from London to Krong Preah Sihanouk. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 February 2026.

Thu 5/308:50
LHR
-
KOS
2 stops21h 15m
Multiple Airlines
Sat 14/312:15
KOS
-
LHR
2 stops25h 25m
Multiple Airlines
Deal found 2/2£766
Thu 19/317:00
LGW
-
KOS
2 stops33h 35m
Multiple Airlines
Thu 26/316:30
KOS
-
LGW
2 stops28h 30m
Multiple Airlines
Deal found 2/2£818
Thu 5/306:25
LGW
-
KOS
2 stops23h 40m
Multiple Airlines
Sat 14/312:15
KOS
-
LGW
2 stops25h 25m
Multiple Airlines
Deal found 2/2£825
Fri 20/305:55
LGW
-
KOS
2 stops22h 50m
Multiple Airlines
Fri 27/313:35
KOS
-
LGW
2 stops34h 45m
Multiple Airlines
Deal found 2/2£861
Sat 21/308:50
LHR
-
KOS
2 stops21h 15m
Multiple Airlines
Sat 28/317:40
KOS
-
LHR
3 stops31h 00m
Multiple Airlines
Deal found 3/2£953
Fri 20/310:25
LHR
-
KOS
1 stop18h 20m
Multiple Airlines
Fri 27/307:00
KOS
-
LHR
2 stops43h 10m
Multiple Airlines
Deal found 2/2£1,043
Sat 21/323:55
LGW
-
KOS
2 stops36h 40m
Multiple Airlines
Sat 28/310:45
KOS
-
LGW
2 stops56h 40m
Multiple Airlines
Deal found 3/2£1,065

Find flight deals from London to Krong Preah Sihanouk

Discover tips and strategies to find the most affordable flight options for your journey from London (LON) to Krong Preah Sihanouk (KOS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 4 February 2026.

Round-trip from

£766
5/3-14/3
  • 5/3-14/3
  • 4 total stops
  • 46h 40m total
  • London to Krong Preah Sihanouk
Search Deals

Cheapflights 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, Cheapflights users made 858,174 searches. Data last updated 4 February 2026.
Use the filters below to find and compare flights from London to Krong Preah Sihanouk that are best for you.

Fly from

London

Fly to

Krong Preah Sihanouk

Route

Depart

Return

Price

LondonKrong Preah Sihanouk

LHR - KOS

LHRKOS

London Heathrow

Thu 5/3

08:50-13:05

2 stops21h 15m

Krong Preah Sihanouk Sihanoukville

Sat 14/3

12:15-06:40

2 stops25h 25m

£766

LondonKrong Preah Sihanouk

LGW - KOS

LGWKOS

London Gatwick

Thu 19/3

17:00-09:35

2 stops33h 35m

Krong Preah Sihanouk Sihanoukville

Thu 26/3

16:30-14:00

2 stops28h 30m

£818

LondonKrong Preah Sihanouk

LGW - KOS

LGWKOS

London Gatwick

Thu 5/3

06:25-13:05

2 stops23h 40m

Krong Preah Sihanouk Sihanoukville

Sat 14/3

12:15-06:40

2 stops25h 25m

£825

LondonKrong Preah Sihanouk

LGW - KOS

LGWKOS

London Gatwick

Fri 20/3

05:55-11:45

2 stops22h 50m

Krong Preah Sihanouk Sihanoukville

Fri 27/3

13:35-17:20

2 stops34h 45m

£861

LondonKrong Preah Sihanouk

LHR - KOS

LHRKOS

London Heathrow

Sat 21/3

08:50-13:05

2 stops21h 15m

Krong Preah Sihanouk Sihanoukville

Sat 28/3

17:40-17:40

3 stops31h 00m

£953

LondonKrong Preah Sihanouk

LHR - KOS

LHRKOS

London Heathrow

Fri 20/3

10:25-11:45

1 stop18h 20m

Krong Preah Sihanouk Sihanoukville

Fri 27/3

07:00-19:10

2 stops43h 10m

£1,043

LondonKrong Preah Sihanouk

LGW - KOS

LGWKOS

London Gatwick

Sat 21/3

23:55-19:35

2 stops36h 40m

Krong Preah Sihanouk Sihanoukville

Sat 28/3

10:45-12:25

2 stops56h 40m

£1,065

LondonKrong Preah Sihanouk

LGW - KOS

LGWKOS

London Gatwick

Fri 13/2

14:05-09:45

2 stops36h 40m

Krong Preah Sihanouk Sihanoukville

Fri 27/2

07:00-05:55

2 stops29h 55m

£1,938

Flights are sorted by cheapest return flights first.

Deals found on 2/2

Best time to book a flight from London to Krong Preah Sihanouk

Have a flexible travel schedule? Discover the best time to fly to Krong Preah Sihanouk from London with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from London to Krong Preah Sihanouk
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from London to Krong Preah Sihanouk. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Krong Preah Sihanouk from London?

    Most people fly into Krong Preah Sihanouk Sihanoukville (KOS) if they book a flight to Krong Preah Sihanouk from London. On average, Sihanoukville has 0 inbound flights from London per day from 0 airlines. Krong Preah Sihanouk Sihanoukville is conveniently located just 7.8 mi from Krong Preah Sihanouk’s city center.

  • Can I find deals for flights from London to Krong Preah Sihanouk that include hotel bookings?

    Yes. In addition to deals on London to Krong Preah Sihanouk flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from London to Krong Preah Sihanouk?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to Krong Preah Sihanouk.

  • Can I find deals for business class flights from London to Krong Preah Sihanouk?

    Yes. Cheapflights offers flight deals from London to Krong Preah Sihanouk by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Travelling to a place near Krong Preah Sihanouk?

Book flights to Krong Preah Sihanouk if you plan to visit one of these locations
Kampot

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Why should you use Cheapflights to find cheap flight tickets from London to Krong Preah Sihanouk?

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Can Cheapflights find flights from London to Krong Preah Sihanouk with no change fees?

Yes, we can. To see specific flights from London to Krong Preah Sihanouk with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from London to Krong Preah Sihanouk become cheaper?

Not ready to book yet? You can track prices for flights from London to Krong Preah Sihanouk on Cheapflights with our Price Alert feature and get notified when better prices are available.

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