Find flights
When to book
FAQs

Cheap flights from London to Krong Preah Sihanouk from £489

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 28/9. Fares are subject to change and may not be available on all flights or dates of travel.
LON — KOS
14 Jul — 21 Jul1
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 14 June 2026.

Mon 15/609:15
LGW
-
KOS
2 stops42h 00m
Multiple Airlines
Sun 21/609:50
KOS
-
LGW
2 stops26h 50m
Multiple Airlines
Deal found 11/6£799
Wed 17/609:30
LHR
-
KOS
2 stops28h 10m
Multiple Airlines
Tue 23/607:15
KOS
-
LHR
2 stops30h 45m
Multiple Airlines
Deal found 14/6£814
Mon 15/615:05
LHR
-
KOS
2 stops36h 10m
Multiple Airlines
Sun 21/609:50
KOS
-
LHR
2 stops28h 10m
Multiple Airlines
Deal found 11/6£824
Sun 29/1110:30
LGW
-
KOS
2 stops40h 05m
Multiple Airlines
Tue 29/1210:45
KOS
-
LGW
2 stops34h 15m
Multiple Airlines
Deal found 10/6£836
Sat 5/1208:40
LGW
-
KOS
2 stops41h 55m
Multiple Airlines
Sat 12/1210:45
KOS
-
LGW
2 stops26h 10m
Multiple Airlines
Deal found 13/6£837
Tue 1/1214:55
LHR
-
KOS
2 stops35h 40m
Multiple Airlines
Tue 29/1210:45
KOS
-
LHR
2 stops33h 35m
Multiple Airlines
Deal found 10/6£842
Wed 24/608:25
LHR
-
KOS
2 stops29h 15m
Multiple Airlines
Mon 29/609:50
KOS
-
LHR
2 stops26h 40m
Multiple Airlines
Deal found 10/6£855
Tue 1/1208:40
LGW
-
KOS
2 stops17h 55m
Multiple Airlines
Tue 29/1210:45
KOS
-
LGW
2 stops26h 10m
Multiple Airlines
Deal found 10/6£862
Sat 5/1208:35
LHR
-
KOS
2 stops42h 00m
Multiple Airlines
Sat 12/1210:45
KOS
-
LHR
2 stops33h 35m
Multiple Airlines
Deal found 13/6£865
Sun 29/1108:40
LHR
-
KOS
2 stops17h 55m
Multiple Airlines
Tue 29/1210:45
KOS
-
LHR
2 stops34h 15m
Multiple Airlines
Deal found 10/6£868
Wed 1/708:25
LHR
-
KOS
2 stops29h 15m
Multiple Airlines
Sun 12/709:50
KOS
-
LHR
2 stops26h 35m
Multiple Airlines
Deal found 11/6£874
Wed 24/609:00
LGW
-
KOS
2 stops28h 40m
Multiple Airlines
Wed 15/709:50
KOS
-
LGW
2 stops26h 50m
Multiple Airlines
Deal found 10/6£997

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 14 June 2026.

Round-trip from

£836

One-way from

£489
29/11-29/12
  • 29/11-29/12
  • 4 total stops
  • 74h 20m total
  • London to Krong Preah Sihanouk
Search Deals
28/9
  • 28/9
  • 2 total stops
  • 43h 05m 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 14 June 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

Cheapest return flight

LondonKrong Preah Sihanouk

LGW - KOS

LGWKOS

London Gatwick

Sat 5/12

08:40-09:35

2 stops41h 55m

Krong Preah Sihanouk Sihanoukville

Sat 12/12

10:45-05:55

2 stops26h 10m

£837

LondonKrong Preah Sihanouk

LHR - KOS

LHRKOS

London Heathrow

Tue 1/12

14:55-09:35

2 stops35h 40m

Krong Preah Sihanouk Sihanoukville

Tue 29/12

10:45-13:20

2 stops33h 35m

£842

LondonKrong Preah Sihanouk

LHR - KOS

LHRKOS

London Heathrow

Wed 1/7

08:25-19:40

2 stops29h 15m

Krong Preah Sihanouk Sihanoukville

Sun 12/7

09:50-06:25

2 stops26h 35m

£874

LondonKrong Preah Sihanouk

LGW - KOS

LGWKOS

London Gatwick

Wed 24/6

09:00-19:40

2 stops28h 40m

Krong Preah Sihanouk Sihanoukville

Mon 29/6

09:50-06:40

2 stops26h 50m

£997

LondonKrong Preah Sihanouk

LGW - KOS

LGWKOS

London Gatwick

Wed 24/6

09:00-19:40

2 stops28h 40m

Krong Preah Sihanouk Sihanoukville

Wed 15/7

09:50-06:40

2 stops26h 50m

£997

LondonKrong Preah Sihanouk

LGW - KOS

LGWKOS

London Gatwick

Wed 1/7

09:00-19:40

2 stops28h 40m

Krong Preah Sihanouk Sihanoukville

Sun 12/7

09:50-06:40

2 stops26h 50m

£1,010
Fastest return journey

LondonKrong Preah Sihanouk

LGW - KOS

LGWKOS

London Gatwick

Tue 1/12

09:25-13:05

1 stop20h 40m

Krong Preah Sihanouk Sihanoukville

Tue 29/12

12:15-06:25

1 stop25h 10m

£1,018

LondonKrong Preah Sihanouk

LGW - KOS

LGWKOS

London Gatwick

Wed 8/7

09:00-19:40

2 stops28h 40m

Krong Preah Sihanouk Sihanoukville

Wed 15/7

09:50-06:40

2 stops26h 50m

£1,183

LondonKrong Preah Sihanouk

LHR - KOS

LHRKOS

London Heathrow

Wed 8/7

09:30-19:40

2 stops28h 10m

Krong Preah Sihanouk Sihanoukville

Wed 15/7

09:50-06:30

2 stops26h 40m

£1,213

LondonKrong Preah Sihanouk

LHR - KOS

LHRKOS

London Heathrow

Wed 24/6

21:20-13:00

2 stops33h 40m

Krong Preah Sihanouk Sihanoukville

Wed 15/7

13:30-16:35

1 stop33h 05m

£1,250

Flights are sorted by cheapest return flights first.

Deals found on 12/6

Showing 1-10 of 16 resultsSorted by cheapest first
1
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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from London to Krong Preah Sihanouk?

Cheapflights helps you search for flights from London to Krong Preah Sihanouk via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from London to Krong Preah Sihanouk for you. Better yet — we are completely free to use.

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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.