Find Deals on Flights from United Kingdom to Siem Reap

Depart
Return
1 adult
Adults
18+
Youths
12-17
Children
2-11
Seat infants
under 2
Lap infants
under 2
The price shown for each flight will be the average for all passengers, including any infants.
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Flexible dates? Here are the best fares found in the past 48 hours...

Book cheap flights to Siem Reap

(Round-trip)
Depart: Fri 6 Nov 2015 Return: Sat 21 Nov 2015 Trip spans 16 days
£450
Select
Air China
Air China
LHR
15:25
REP
11:00
19h 35m
1 stop
REP
19:10
LHR
19:50
24h 40m
1 stop
Depart: Mon 2 Nov 2015 Return: Sun 15 Nov 2015 Trip spans 14 days
£452
Select
Air China
Air China
LHR
15:25
REP
11:00
19h 35m
1 stop
REP
19:10
LHR
19:50
24h 40m
1 stop
Depart: Thu 3 Dec 2015 Return: Tue 15 Dec 2015 Trip spans 13 days
£453
Select
Air China
Air China
LHR
12:40
REP
11:00
22h 20m
1 stop
REP
19:10
LHR
19:50
24h 40m
1 stop
Depart: Mon 30 Nov 2015 Return: Tue 15 Dec 2015 Trip spans 16 days
£456
Select
Air China
Air China
LHR
12:40
REP
11:00
22h 20m
1 stop
REP
19:10
LHR
17:55
22h 45m
1 stop
Depart: Wed 2 Dec 2015 Return: Tue 15 Dec 2015 Trip spans 14 days
£456
Select
Air China
Air China
LHR
12:40
REP
11:00
22h 20m
1 stop
REP
19:10
LHR
17:55
22h 45m
1 stop
Depart: Fri 4 Dec 2015 Return: Tue 15 Dec 2015 Trip spans 12 days
£456
Select
Air China
Air China
LHR
12:40
REP
11:00
22h 20m
1 stop
REP
19:10
LHR
17:55
22h 45m
1 stop
Depart: Wed 23 Dec 2015 Return: Tue 29 Dec 2015 Trip spans 7 days
£456
Select
Air China
Air China
LHR
12:40
REP
11:00
22h 20m
1 stop
REP
19:10
LHR
19:50
24h 40m
1 stop
Depart: Sat 14 Nov 2015 Return: Wed 2 Dec 2015 Trip spans 19 days
£461
Select
Air China
Air China
LHR
12:40
REP
11:00
22h 20m
1 stop
REP
19:10
LHR
19:50
24h 40m
1 stop
Depart: Sat 5 Dec 2015 Return: Tue 15 Dec 2015 Trip spans 11 days
£466
Select
Air China
Air China
LHR
12:40
REP
11:00
22h 20m
1 stop
REP
19:10
LHR
17:55
22h 45m
1 stop
Depart: Sat 6 Feb 2016 Return: Sat 20 Feb 2016 Trip spans 15 days
£488
Select
China Southern
China Southern
LHR
12:50
REP
22:30
33h 40m
2 stops
REP
06:30
LHR
16:30
34h 00m
1 stop
Depart: Sun 6 Dec 2015 Return: Wed 16 Dec 2015 Trip spans 11 days
£491
Select
Vietnam Airlines
Vietnam Airlines
LHR
07:00
REP
07:10
24h 10m
1 stop
REP
12:50
LHR
08:45
19h 55m
1 stop
Depart: Sat 3 Oct 2015 Return: Sat 17 Oct 2015 Trip spans 15 days
£501
Select
China Southern
China Southern
LHR
17:00
REP
00:25
31h 25m
2 stops
REP
15:35
LHR
18:20
50h 45m
2 stops
Depart: Wed 9 Sep 2015 Return: Tue 6 Oct 2015 Trip spans 28 days
£522
Select
Malaysia Airlines
Malaysia Airlines
LHR
18:00
REP
03:15
33h 15m
1 stop
REP
10:15
LHR
07:50
21h 35m
1 stop
Depart: Fri 25 Dec 2015 Return: Sun 10 Jan 2016 Trip spans 17 days
£528
Select
China Eastern Air
China Eastern Air
LHR
16:00
REP
10:00
18h 00m
1 stop
REP
17:50
LHR
19:30
25h 40m
1 stop
Depart: Fri 8 Jan 2016 Return: Sat 23 Jan 2016 Trip spans 16 days
£528
Select
China Eastern Air
China Eastern Air
LHR
16:00
REP
10:00
18h 00m
1 stop
REP
17:50
LHR
19:40
25h 50m
1 stop
Depart: Sun 18 Oct 2015 Return: Wed 28 Oct 2015 Trip spans 11 days
£563
Select
China Southern
China Southern
LHR
13:50
REP
08:35
42h 45m
2 stops
REP
14:20
LHR
17:30
27h 10m
1 stop
Depart: Thu 1 Oct 2015 Return: Fri 16 Oct 2015 Trip spans 16 days
£564
Select
Malaysia Airlines
Malaysia Airlines
LHR
18:00
REP
03:15
33h 15m
1 stop
REP
10:15
LHR
07:50
21h 35m
1 stop
Depart: Tue 1 Dec 2015 Return: Wed 16 Dec 2015 Trip spans 16 days
£573
Select
China Eastern Air
China Eastern Air
LHR
16:00
REP
03:20
59h 20m
3 stops
REP
17:50
LHR
19:40
25h 50m
1 stop
Depart: Mon 21 Dec 2015 Return: Mon 28 Dec 2015 Trip spans 8 days
£582
Select
Air China
Air China
LHR
12:40
REP
11:00
22h 20m
1 stop
REP
19:10
LHR
19:50
24h 40m
1 stop
Depart: Thu 15 Oct 2015 Return: Mon 26 Oct 2015 Trip spans 12 days
£653
Select
Etihad Airways
Etihad Airways
LHR
11:05
REP
01:45
38h 40m
2 stops
REP
09:25
LHR
09:40
24h 15m
2 stops
Airports
Origin

London
£450
Destination

Siem Reap
£450