Cheap flights London (United Kingdom) - Siem Reap (United Kingdom), your adventure starts now!

Cheapest dates for London - Siem Reap tickets

  • any
  • September 2019
  • October 2019
  • November 2019
  • December 2019
  • January 2020
  • February 2020
  • March 2020
  • April 2020
  • May 2020
  • June 2020
  • July 2020
  • August 2020
  • any
  • September 2019
  • October 2019
  • November 2019
  • December 2019
  • January 2020
  • February 2020
  • March 2020
  • April 2020
  • May 2020
  • June 2020
  • July 2020
  • August 2020
  • price
  • month of departure
  • month of return
£507
China Southern Airlines outward: 18-Nov-2019
07:25 LHR » 04:20 REP
China Southern Airlines 2 stops (20h55m)
China Southern Airlines inbound: 25-Nov-2019
05:10 REP » 15:30 LHR
China Southern Airlines 1 stop (34h20m)
£529
Thai Airways outward: 27-Nov-2019
12:50 LHR » 02:35 REP
Thai Airways 1 stop (13h45m)
Thai Airways inbound: 13-Dec-2019
03:25 REP » 20:35 LHR
Thai Airways 1 stop (17h10m)
£541
China Southern Airlines outward: 14-Nov-2019
22:10 LHR » 11:20 REP
China Southern Airlines 1 stop (37h10m)
China Southern Airlines inbound: 14-Dec-2019
05:10 REP » 19:30 LHR
China Southern Airlines 1 stop (38h20m)
£545
China Southern Airlines outward: 16-Nov-2019
23:20 LHR » 04:20 REP
China Southern Airlines 1 stop (29h)
China Southern Airlines inbound: 23-Nov-2019
05:10 REP » 15:30 LHR
China Southern Airlines 1 stop (34h20m)
£548
China Southern Airlines outward: 09-Nov-2019
23:20 LHR » 11:20 REP
China Southern Airlines 1 stop (36h)
China Southern Airlines inbound: 16-Nov-2019
05:10 REP » 15:30 LHR
China Southern Airlines 1 stop (34h20m)
£548
China Southern Airlines outward: 10-Nov-2019
23:20 LHR » 11:20 REP
China Southern Airlines 1 stop (36h)
China Southern Airlines inbound: 08-Dec-2019
05:10 REP » 15:30 LHR
China Southern Airlines 1 stop (34h20m)
£552
China Southern Airlines outward: 02-Nov-2019
23:20 LHR » 11:20 REP
China Southern Airlines 1 stop (36h)
China Southern Airlines inbound: 21-Nov-2019
05:10 REP » 15:30 LHR
China Southern Airlines 1 stop (34h20m)
£553
China Southern Airlines outward: 31-Oct-2019
22:10 LHR » 04:20 REP
China Southern Airlines 1 stop (30h10m)
China Southern Airlines inbound: 10-Nov-2019
05:10 REP » 15:30 LHR
China Southern Airlines 1 stop (34h20m)
£553
China Southern Airlines outward: 30-Oct-2019
23:20 LHR » 11:20 REP
China Southern Airlines 1 stop (36h)
China Southern Airlines inbound: 28-Nov-2019
05:10 REP » 15:30 LHR
China Southern Airlines 1 stop (34h20m)
£560
Thai Airways outward: 14-Oct-2019
22:25 LHR » 15:15 REP
Thai Airways 1 stop (16h50m)
Thai Airways inbound: 29-Oct-2019
03:25 REP » 20:35 LHR
Thai Airways 1 stop (17h10m)
£582
Vietnam Airlines outward: 15-Apr-2020
12:00 LHR » 12:30 REP
Vietnam Airlines 1 stop (24h30m)
Vietnam Airlines inbound: 29-Apr-2020
11:55 REP » 08:15 LHR
Vietnam Airlines 1 stop (20h20m)
£583
Singapore Airlines outward: 14-Apr-2020
10:25 LHR » 10:05 REP
Singapore Airlines 1 stop (23h40m)
Singapore Airlines inbound: 28-Apr-2020
11:10 REP » 16:40 LHR
Singapore Airlines 1 stop (29h30m)
£605
Vietnam Airlines outward: 29-Sep-2019
12:10 LHR » 11:05 REP
Vietnam Airlines 1 stop (22h55m)
Vietnam Airlines inbound: 15-Dec-2019
12:30 REP » 08:15 LHR
Vietnam Airlines 1 stop (19h45m)
£613
Singapore Airlines outward: 13-Apr-2020
12:25 LHR » 10:05 REP
Singapore Airlines 1 stop (21h40m)
Singapore Airlines inbound: 04-May-2020
11:10 REP » 16:40 LHR
Singapore Airlines 1 stop (29h30m)
£619
Thai Airways outward: 18-Sep-2019
13:30 LHR » 03:50 REP
Thai Airways 1 stop (14h20m)
Thai Airways inbound: 25-Sep-2019
04:55 REP » 19:45 LHR
Thai Airways 1 stop (14h50m)
£622
Thai Airways outward: 04-Oct-2019
13:30 LHR » 03:50 REP
Thai Airways 1 stop (14h20m)
Thai Airways inbound: 18-Oct-2019
04:55 REP » 19:45 LHR
Thai Airways 1 stop (14h50m)
£643
Cathay Pacific outward: 29-Nov-2019
12:20 LGW » 10:30 REP
Cathay Pacific 1 stop (22h10m)
Cathay Pacific inbound: 09-Jan-2020
11:25 REP » 16:00 LHR
Cathay Pacific 1 stop (28h35m)
£644
Singapore Airlines outward: 11-Apr-2020
21:50 LHR » 10:05 REP
Singapore Airlines 1 stop (36h15m)
Singapore Airlines inbound: 26-Apr-2020
05:40 REP » 20:15 LHR
Singapore Airlines 1 stop (38h35m)
£648
Vietnam Airlines outward: 20-Sep-2019
12:10 LHR » 11:05 REP
Vietnam Airlines 1 stop (22h55m)
Vietnam Airlines inbound: 30-Sep-2019
11:55 REP » 08:40 LHR
Vietnam Airlines 1 stop (20h45m)
£648
Vietnam Airlines outward: 20-Sep-2019
12:10 LHR » 11:05 REP
Vietnam Airlines 1 stop (22h55m)
Vietnam Airlines inbound: 30-Sep-2019
11:55 REP » 08:40 LHR
Vietnam Airlines 1 stop (20h45m)
£648
Vietnam Airlines outward: 20-Sep-2019
12:10 LHR » 11:05 REP
Vietnam Airlines 1 stop (22h55m)
Vietnam Airlines inbound: 30-Sep-2019
11:55 REP » 08:40 LHR
Vietnam Airlines 1 stop (20h45m)
£650
Vietnam Airlines outward: 04-Jan-2020
12:00 LHR » 11:30 REP
Vietnam Airlines 1 stop (23h30m)
Vietnam Airlines inbound: 18-Jan-2020
11:05 REP » 08:15 LHR
Vietnam Airlines 1 stop (21h10m)
£655
Vietnam Airlines outward: 20-Sep-2019
12:10 LHR » 11:05 REP
Vietnam Airlines 1 stop (22h55m)
Vietnam Airlines inbound: 30-Sep-2019
11:55 REP » 08:40 LHR
Vietnam Airlines 1 stop (20h45m)
£661
China Southern Airlines outward: 12-Oct-2019
23:35 LHR » 05:25 REP
China Southern Airlines 1 stop (29h50m)
China Southern Airlines inbound: 19-Oct-2019
06:30 REP » 16:05 LHR
China Southern Airlines 1 stop (33h35m)
£673
Singapore Airlines outward: 11-Apr-2020
21:50 LHR » 10:05 REP
Singapore Airlines 1 stop (36h15m)
Singapore Airlines inbound: 25-Apr-2020
11:10 REP » 16:40 LHR
Singapore Airlines 1 stop (29h30m)
£674
Singapore Airlines outward: 11-Apr-2020
21:50 LHR » 10:05 REP
Singapore Airlines 1 stop (36h15m)
Singapore Airlines inbound: 25-Apr-2020
11:10 REP » 16:40 LHR
Singapore Airlines 1 stop (29h30m)
£680
Singapore Airlines outward: 11-Apr-2020
21:50 LHR » 10:05 REP
Singapore Airlines 1 stop (36h15m)
Singapore Airlines inbound: 25-Apr-2020
11:10 REP » 20:15 LHR
Singapore Airlines 1 stop (33h05m)
£683
Vietnam Airlines outward: 25-Dec-2019
12:00 LHR » 14:35 REP
Vietnam Airlines 1 stop (26h35m)
Vietnam Airlines inbound: 25-Jan-2020
11:05 REP » 08:15 LHR
Vietnam Airlines 1 stop (21h10m)
£693
Vietnam Airlines outward: 05-Oct-2019
12:10 LHR » 12:30 REP
Vietnam Airlines 1 stop (24h20m)
Vietnam Airlines inbound: 12-Oct-2019
11:55 REP » 08:40 LHR
Vietnam Airlines 1 stop (20h45m)
£731
Vietnam Airlines outward: 06-Apr-2020
12:00 LHR » 12:30 REP
Vietnam Airlines 1 stop (24h30m)
Vietnam Airlines inbound: 20-Apr-2020
11:55 REP » 08:15 LHR
Vietnam Airlines 1 stop (20h20m)
Return
Departure
Choose when you'd like to depart to Siem Reap (Cambodia):
Find the cheapest London Siem Reap flight by browsing the dates below to find alternative flight prices found in the last days. To launch a flight search for London - Siem Reap with these new dates, click on an offer. Want to depart from another city? Choose:

Airlines operating flights from London to Siem Reap

  • any
  • September 2019
  • October 2019
  • November 2019
  • December 2019
  • January 2020
  • February 2020
  • March 2020
  • April 2020
  • May 2020
  • June 2020
  • July 2020
  • August 2020
  • all
  • Cathay Pacific
  • Singapore Airlines
  • Thai Airways
outbound: 27-Nov-2019
Thai Airways 1 stop
return: 13-Dec-2019
Thai Airways 1 stop
outbound: 14-Apr-2020
Singapore Airlines 1 stop
return: 28-Apr-2020
Singapore Airlines 1 stop
outbound: 29-Nov-2019
Cathay Pacific 1 stop
return: 09-Jan-2020
Cathay Pacific 1 stop

About London - Siem Reap flights

Average flight duration: 29h49m (flight with stopovers)

  • Arrival city:
  • Siem Reap, Cambodia
  • Airport(s):
  • Siem Reap International Airport (REP)
  • Local time:
  • 16-Sep-2019 09:24, GMT+7
  • Weather:
  • min. 24ºC, max. 30ºC
  • Departure city:
  • London, United Kingdom
  • Airport(s):
  • London City Airport (LCY)
  • Heathrow Airport (LHR)
  • Gatwick Airport (LGW)
  • Luton Airport (LTN)
  • Stansted Airport (STN)
  • Southend Airport (SEN)
  • Local time:
  • 16-Sep-2019 03:24, GMT+1
  • Weather:
  • min. 15ºC, max. 19ºC

Most popular cheap hotels in Siem Reap