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Find flight deals from United Kingdom to Siem Reap

Flexible dates? Here are the best fares found in the past 48 hours...

Book cheap flights to Siem Reap

(Round-trip)
Depart: Tue 28 Apr 2015 Return: Tue 12 May 2015 Trip spans 15 days
£458
Select
Vietnam Airlines
Vietnam Airlines
LHR
10:45
REP
07:10
20h 25m
1 stop
REP
09:50
LHR
08:40
22h 50m
1 stop
Depart: Tue 26 May 2015 Return: Fri 5 Jun 2015 Trip spans 11 days
£458
Select
Vietnam Airlines
Vietnam Airlines
LHR
10:45
REP
06:20
19h 35m
2 stops
REP
13:50
LHR
08:40
18h 50m
1 stop
Depart: Sat 23 May 2015 Return: Tue 2 Jun 2015 Trip spans 11 days
£465
Select
Vietnam Airlines
Vietnam Airlines
LHR
10:45
REP
10:10
23h 25m
1 stop
REP
06:10
LHR
08:40
26h 30m
1 stop
Depart: Wed 27 May 2015 Return: Tue 2 Jun 2015 Trip spans 7 days
£465
Select
Vietnam Airlines
Vietnam Airlines
LHR
10:45
REP
07:30
20h 45m
1 stop
REP
09:50
LHR
08:40
22h 50m
1 stop
Depart: Thu 19 Feb 2015 Return: Thu 26 Feb 2015 Trip spans 8 days
£470
Select
China Southern
China Southern
LHR
17:30
REP
22:30
29h 00m
1 stop
REP
13:20
LHR
16:30
27h 10m
1 stop
Depart: Fri 29 May 2015 Return: Tue 2 Jun 2015 Trip spans 5 days
£472
Select
Vietnam Airlines
Vietnam Airlines
LHR
10:45
REP
08:15
21h 30m
1 stop
REP
13:50
LHR
08:40
18h 50m
1 stop
Depart: Sun 10 May 2015 Return: Sun 31 May 2015 Trip spans 22 days
£473
Select
China Southern
China Southern
LHR
02:55
REP
08:35
29h 40m
2 stops
REP
15:35
LHR
15:45
48h 10m
2 stops
Depart: Fri 8 May 2015 Return: Sat 23 May 2015 Trip spans 16 days
£482
Select
China Southern
China Southern
LHR
02:40
REP
08:35
29h 55m
2 stops
REP
07:30
LHR
17:10
33h 40m
1 stop
Depart: Fri 6 Mar 2015 Return: Sun 22 Mar 2015 Trip spans 16 days
£485
Select
China Southern
China Southern
LHR
12:50
REP
22:30
33h 40m
2 stops
REP
14:20
LHR
17:30
27h 10m
1 stop
Depart: Sat 7 Mar 2015 Return: Sun 15 Mar 2015 Trip spans 8 days
£486
Select
China Southern
China Southern
LHR
17:30
REP
06:20
35h 50m
1 stop
REP
14:20
LHR
17:30
27h 10m
1 stop
Depart: Fri 10 Apr 2015 Return: Fri 24 Apr 2015 Trip spans 15 days
£505
Select
China Southern
China Southern
LHR
18:35
REP
00:25
29h 50m
1 stop
REP
07:30
LHR
17:10
33h 40m
1 stop
Depart: Mon 2 Mar 2015 Return: Thu 12 Mar 2015 Trip spans 10 days
£507
Select
China Southern
China Southern
LHR
17:30
REP
05:20
35h 50m
1 stop
REP
07:30
LHR
17:30
34h 00m
1 stop
Depart: Fri 20 Mar 2015 Return: Sat 28 Mar 2015 Trip spans 9 days
£510
Select
China Southern
China Southern
LHR
16:10
REP
23:30
31h 20m
2 stops
REP
14:20
LHR
17:10
26h 50m
1 stop
Depart: Sun 24 May 2015 Return: Wed 3 Jun 2015 Trip spans 11 days
£549
Select
China Southern
China Southern
LHR
17:00
REP
00:25
31h 25m
2 stops
REP
07:30
LHR
17:10
33h 40m
1 stop
Depart: Mon 25 May 2015 Return: Wed 3 Jun 2015 Trip spans 10 days
£549
Select
China Southern
China Southern
LHR
02:30
REP
00:25
21h 55m
2 stops
REP
15:35
LHR
17:10
25h 35m
1 stop
Depart: Thu 18 Jun 2015 Return: Sun 28 Jun 2015 Trip spans 11 days
£634
Select
Emirates
Emirates
LGW
17:20
REP
04:50
59h 30m
2 stops
REP
11:45
LGW
21:30
33h 45m
2 stops
Depart: Wed 4 Feb 2015 Return: Tue 17 Feb 2015 Trip spans 14 days
£655
Select
Vietnam Airlines
Vietnam Airlines
LGW
07:00
REP
06:05
23h 05m
1 stop
REP
16:35
LGW
08:45
16h 10m
1 stop
Depart: Thu 5 Feb 2015 Return: Tue 10 Feb 2015 Trip spans 6 days
£681
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: Sun 5 Jul 2015 Return: Sat 18 Jul 2015 Trip spans 14 days
£707
Select
Multiple Airlines
Multiple Airlines
LGW
17:20
REP
04:50
35h 30m
2 stops
REP
12:00
LGW
09:20
21h 20m
2 stops
Depart: Mon 23 Mar 2015 Return: Tue 7 Apr 2015 Trip spans 16 days
£839
Select
Multiple Airlines
Multiple Airlines
LHR
06:55
REP
22:50
15h 55m
1 stop
REP
14:30
LHR
09:45
19h 15m
1 stop
Change your search
Airports
Origin

London
only £458
only £634
Destination

Siem Reap
£458