How does KAYAK find such low prices on flights from Siem Reap to London?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Siem Reap to London. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Siem Reap to London?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to London from Siem Reap is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Siem Reap to London?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to London with an airline and back to Siem Reap with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Siem Reap to London?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to London from Siem Reap up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

£282 CHEAP FLIGHTS from Siem Reap to London

KAYAK searches hundreds of travel sites at once for deals on flights to London

...and more

Travellers love KAYAK

41,299,237 searches in the past 7 days on KAYAK

Save 27% or moreCompare multiple travel sites with one search.

Track pricesNot ready to book? Create a price alert for when prices drop.

Bundle and saveSave money when you bundle your flight + hotel.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Flight Deals

Cheap Flights from Siem Reap to London

Discover the best prices for you by selecting your travel dates on KAYAK.

Return

One-way

Last minute

Recent return flight deals from Siem Reap to London

Thu, 3 Sep - Thu, 17 Sep

09:40 - 12:45

SAI

LHR

33h 05m

2 stops

21:45 - 12:15

LHR

SAI

32h 30m

2 stops

£774Etihad Airways

Thu, 3 Sep - Thu, 17 Sep

23:50 - 07:20

SAI

LGW

37h 30m

2 stops

23:55 - 21:30

LGW

SAI

39h 35m

2 stops

£780Emirates

Thu, 3 Sep - Thu, 17 Sep

23:50 - 19:45

SAI

LGW

25h 55m

2 stops

23:55 - 21:30

LGW

SAI

39h 35m

2 stops

£781Emirates

Tue, 8 Dec - Sat, 2 Jan

09:50 - 05:55

SAI

LHR

51h 05m

2 stops

20:05 - 08:45

LHR

SAI

29h 40m

2 stops

£787Multiple Airlines

Thu, 3 Sep - Thu, 17 Sep

19:35 - 20:40

SAI

LHR

31h 05m

2 stops

10:20 - 09:00

LHR

SAI

40h 40m

2 stops

£792Finnair

Thu, 3 Sep - Thu, 17 Sep

23:50 - 12:35

SAI

LGW

18h 45m

2 stops

11:35 - 20:10

LGW

SAI

26h 35m

3 stops

£822Multiple Airlines

Tue, 8 Dec - Sat, 2 Jan

17:55 - 07:15

SAI

LHR

20h 20m

1 stop

08:25 - 08:45

LHR

SAI

41h 20m

2 stops

£858Multiple Airlines

Thu, 3 Sep - Thu, 17 Sep

23:50 - 12:35

SAI

LGW

18h 45m

2 stops

11:35 - 20:10

LGW

SAI

26h 35m

3 stops

£872Multiple Airlines

Tue, 8 Dec - Sat, 2 Jan

19:25 - 05:25

SAI

LGW

17h 00m

1 stop

21:20 - 18:45

LGW

SAI

14h 25m

1 stop

£1,005British Airways

Tue, 8 Dec - Sat, 2 Jan

20:30 - 07:15

SAI

LHR

17h 45m

1 stop

11:00 - 17:40

LHR

SAI

23h 40m

1 stop

£1,013Vietnam Airlines

Useful Info

How does KAYAK find such low prices on flights from Siem Reap to London?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Siem Reap to London.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Siem Reap to London?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to London from Siem Reap is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Siem Reap to London?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to London with an airline and back to Siem Reap with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Siem Reap to London?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to London from Siem Reap up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Gatwick

Milton Keynes

Eastbourne

Hounslow

Luton

Southend-on-Sea

Slough

Winchester

Stansted

Croydon

Folkestone

Chichester

Colchester

Maidstone

Crawley

Newport

Chelmsford

Bedford

Hastings

Richmond

Everything you need to know for your flight to London

Cabin class

Complete your trip

Direct flights

Flights to other cities

Origins

Other airports

Return flight deals

Cabin class types available on flights to Siem Reap

First Class flights to London

Business Class flights to London

Premium Economy Class flights to London

Economy class flights to London

£282 Find Cheap Flights from Siem Reap to London

KAYAK searches hundreds of travel sites at once for deals on flights to London

Cheap Flights from Siem Reap to London

Recent return flight deals from Siem Reap to London

Recent one-way flight deals from Siem Reap to London

Recent last minute flight deals from Siem Reap to London

FAQs for booking flights from Siem Reap to London

Travelling to a place near London?

Everything you need to know for your flight to London

Cabin class types available on flights to Siem Reap

Complete your trip to London with a hotel stay or car hire

Find direct flights for London

Flights to other popular destinations

Flights from domestic origins to London

Choose which airport to fly into in London

Find deals for your return flight