How long is the flight from London to Krong Preah Sihanouk?

For as low as £771, Vietnam Airlines can have you in Krong Preah Sihanouk from London in 31h 25m. There are 6236 mi between London and Krong Preah Sihanouk.

What is the cheapest time of day to fly from LON to KOS?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from London to Krong Preah Sihanouk as you normally would.

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.

£342+ Cheap Flights from London to Krong Preah Sihanouk

Cheap flight deals from London to Krong Preah Sihanouk

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

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 12 September 2026.

Tue 20/1011:35 -

2 stops40h 10m

Sun 25/1010:30 -

2 stops51h 00m

Deal found 11/9£727

Tue 27/1010:30 -

2 stops40h 05m

Tue 3/1110:30 -

2 stops34h 30m

Deal found 12/9£730

Tue 27/1006:00 -

3 stops24h 00m

Tue 3/1112:15 -

2 stops24h 40m

Deal found 12/9£762

Tue 6/1006:00 -

3 stops25h 00m

Tue 13/1012:15 -

2 stops30h 20m

Deal found 8/9£769

Tue 6/1019:50 -

1 stop31h 25m

Tue 13/1007:15 -

1 stop16h 35m

Deal found 8/9£771

Mon 19/1006:00 -

3 stops23h 45m

Mon 26/1013:40 -

2 stops35h 45m

Deal found 9/9£780

Wed 14/1006:00 -

3 stops23h 45m

Thu 29/1012:15 -

2 stops34h 05m

Deal found 11/9£803

Mon 19/1007:00 -

3 stops22h 45m

Mon 26/1013:40 -

2 stops29h 00m

Deal found 9/9£804

Sat 14/1114:55 -

3 stops39h 10m

Sat 28/1112:15 -

2 stops30h 25m

Deal found 9/9£831

Wed 14/1006:00 -

3 stops23h 45m

Thu 29/1012:15 -

2 stops24h 40m

Deal found 11/9£831

Sat 26/920:20 -

2 stops41h 20m

Tue 29/907:15 -

1 stop16h 35m

Deal found 12/9£834

Sat 14/1106:30 -

3 stops23h 35m

Sat 28/1112:15 -

2 stops25h 20m

Deal found 9/9£838

Best flights from London to Krong Preah Sihanouk
Discover carefully curated flight deals from London to Krong Preah Sihanouk that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 12 September 2026.

Tue 20/1011:35 -

2 stops40h 10m

Sun 25/1010:30 -

2 stops51h 00m

Deal found 11/9£727

Tue 6/1019:50 -

1 stop31h 25m

Tue 13/1007:15 -

1 stop16h 35m

Deal found 8/9£771

Tue 27/1010:30 -

2 stops40h 05m

Tue 3/1110:30 -

2 stops34h 30m

Deal found 12/9£730

Tue 6/1006:00 -

3 stops25h 00m

Tue 13/1012:15 -

2 stops30h 20m

Deal found 8/9£769

Wed 14/1006:00 -

3 stops23h 45m

Thu 29/1012:15 -

2 stops34h 05m

Deal found 11/9£803

Mon 19/1007:00 -

3 stops22h 45m

Mon 26/1013:40 -

2 stops29h 00m

Deal found 9/9£804

Tue 27/1021:00 -

2 stops29h 35m

Tue 3/1110:30 -

2 stops38h 00m

Deal found 12/9£804

Sat 14/1114:55 -

3 stops39h 10m

Sat 28/1112:15 -

2 stops30h 25m

Deal found 9/9£831

Wed 14/1006:00 -

3 stops23h 45m

Thu 29/1012:15 -

2 stops24h 40m

Deal found 11/9£831

Sat 26/920:20 -

2 stops41h 20m

Tue 29/907:15 -

1 stop16h 35m

Deal found 12/9£834

Sat 14/1106:30 -

3 stops23h 35m

Sat 28/1112:15 -

2 stops25h 20m

Deal found 9/9£838

Sun 25/1008:50 -

2 stops21h 15m

Sun 1/1113:35 -

2 stops35h 40m

Deal found 10/9£845

Sun 25/1010:30 -

2 stops40h 05m

Sun 1/1110:30 -

2 stops51h 00m

Deal found 10/9£851

Mon 26/1006:30 -

3 stops22h 15m

Mon 2/1110:30 -

3 stops27h 40m

Deal found 11/9£852

Tue 6/1006:55 -

2 stops20h 20m

Tue 13/1007:15 -

2 stops39h 40m

Deal found 8/9£862

Mon 26/1006:30 -

3 stops22h 15m

Mon 2/1110:30 -

3 stops36h 25m

Deal found 11/9£875

Find flight deals from London to Krong Preah Sihanouk

Round-trip from	£727
One-way from	£342

20/10-25/10
4 total stops
91h 10m total
London to Krong Preah Sihanouk

Search Deals

3/11-31/12
3 total stops
44h 10m total
London to Krong Preah Sihanouk

Search Deals

Cheapflights Fare Finder

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 London Gatwick - KOS Krong Preah Sihanouk Sihanoukville

LGWKOS

London Gatwick

Tue 3/11

08:35-11:45

3 stops44h 10m

Krong Preah Sihanouk Sihanoukville

Wed 31/12

00:00-18:00

Nonstop0h 00m

£342

Fastest return journey

LondonKrong Preah Sihanouk

LHR London Heathrow - KOS Krong Preah Sihanouk Sihanoukville

LHRKOS

London Heathrow

Wed 4/11

06:00-11:45

3 stops22h 45m

Krong Preah Sihanouk Sihanoukville

Wed 31/12

00:00-18:00

Nonstop0h 00m

£412

LondonKrong Preah Sihanouk

LGW London Gatwick - KOS Krong Preah Sihanouk Sihanoukville

LGWKOS

London Gatwick

Wed 4/11

15:55-13:05

2 stops38h 10m

Krong Preah Sihanouk Sihanoukville

Wed 31/12

00:00-18:00

Nonstop0h 00m

£445

LondonKrong Preah Sihanouk

LHR London Heathrow - KOS Krong Preah Sihanouk Sihanoukville

LHRKOS

London Heathrow

Mon 28/9

21:20-09:15

2 stops29h 55m

Krong Preah Sihanouk Sihanoukville

Wed 31/12

00:00-18:00

Nonstop0h 00m

£446

LondonKrong Preah Sihanouk

LHR London Heathrow - KOS Krong Preah Sihanouk Sihanoukville

LHRKOS

London Heathrow

Tue 3/11

21:30-13:05

2 stops56h 35m

Krong Preah Sihanouk Sihanoukville

Wed 31/12

00:00-18:00

Nonstop0h 00m

£462

LondonKrong Preah Sihanouk

LGW London Gatwick - KOS Krong Preah Sihanouk Sihanoukville

LGWKOS

London Gatwick

Mon 28/9

09:00-09:15

2 stops42h 15m

Krong Preah Sihanouk Sihanoukville

Wed 31/12

00:00-18:00

Nonstop0h 00m

£549

LondonKrong Preah Sihanouk

LGW London Gatwick - KOS Krong Preah Sihanouk Sihanoukville

LGWKOS

London Gatwick

Tue 20/10

11:35-09:45

2 stops40h 10m

Krong Preah Sihanouk Sihanoukville

Sun 25/10

10:30-06:30

2 stops51h 00m

£727

LondonKrong Preah Sihanouk

LGW London Gatwick - KOS Krong Preah Sihanouk Sihanoukville

LGWKOS

London Gatwick

Tue 27/10

10:30-09:35

2 stops40h 05m

Krong Preah Sihanouk Sihanoukville

Tue 3/11

10:30-14:00

2 stops34h 30m

£730

LondonKrong Preah Sihanouk

LGW London Gatwick - KOS Krong Preah Sihanouk Sihanoukville

LGWKOS

London Gatwick

Tue 6/10

06:00-13:00

3 stops25h 00m

Krong Preah Sihanouk Sihanoukville

Tue 13/10

12:15-12:35

2 stops30h 20m

£769

LondonKrong Preah Sihanouk

LHR London Heathrow - KOS Krong Preah Sihanouk Sihanoukville

LHRKOS

London Heathrow

Tue 6/10

19:50-09:15

1 stop31h 25m

Krong Preah Sihanouk Sihanoukville

Tue 13/10

07:15-17:50

1 stop16h 35m

£771

Flights are sorted by cheapest return flights first.

Deals found on 9/9

Showing 1-10 of 22 resultsSorted by cheapest first

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.

LON-KOS

LGW-KOS

LHR-KOS

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

LON-KOS

LGW-KOS

LHR-KOS

No data available for this route at this time. Please check back soon.

Related info for your journey

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.
How long is the flight from London to Krong Preah Sihanouk?
For as low as £771, Vietnam Airlines can have you in Krong Preah Sihanouk from London in 31h 25m. There are 6236 mi between London and Krong Preah Sihanouk.
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

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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?

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

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Cheap flights from London to Krong Preah Sihanouk from £342

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from London to Krong Preah Sihanouk

Cheapest flights from London to Krong Preah SihanoukExplore 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 12 September 2026.

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 12 September 2026.

Best flights from London to Krong Preah SihanoukDiscover carefully curated flight deals from London to Krong Preah Sihanouk that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 12 September 2026.

Discover carefully curated flight deals from London to Krong Preah Sihanouk that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 12 September 2026.

Last-minute flights from London to Krong Preah SihanoukDiscover last-minute flight deals from London to Krong Preah Sihanouk. Data last updated 12 September 2026 and is based on user searches.

Discover last-minute flight deals from London to Krong Preah Sihanouk. Data last updated 12 September 2026 and is based on user searches.

One-way flights from London to Krong Preah SihanoukSearch for one-way flight options from London to Krong Preah Sihanouk. Find affordable one-way fares based on user searches. Data last updated 12 September 2026.

Search for one-way flight options from London to Krong Preah Sihanouk. Find affordable one-way fares based on user searches. Data last updated 12 September 2026.

Find flight deals from London to Krong Preah Sihanouk

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Use the filters below to find and compare flights from London to Krong Preah Sihanouk that are best for you.

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.

Cheapflights Insights

Related info for your journey

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

How long is the flight from London to Krong Preah Sihanouk?

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

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

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

Travelling to a place near Krong Preah Sihanouk?

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.

Alternative routes for London to Krong Preah Sihanouk

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Krong Preah Sihanouk by adding a car hire and/or hotel booking to your travel itinerary.

Search flights from London to Krong Preah Sihanouk by cabin class

Find flights from London to Krong Preah Sihanouk, based on your preferred cabin class, be it economy, premium economy, business, or first class.

London and Krong Preah Sihanouk flights

Browse other London and Krong Preah Sihanouk flight options. Last updated on 12 September 2026.

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

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

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

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

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Travel Smart

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 12 September 2026.

Best flights from London to Krong Preah Sihanouk
Discover carefully curated flight deals from London to Krong Preah Sihanouk that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 12 September 2026.

Last-minute flights from London to Krong Preah Sihanouk
Discover last-minute flight deals from London to Krong Preah Sihanouk. Data last updated 12 September 2026 and is based on user searches.

One-way flights from London to Krong Preah Sihanouk
Search for one-way flight options from London to Krong Preah Sihanouk. Find affordable one-way fares based on user searches. Data last updated 12 September 2026.