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

Cheapest dates for London - Seattle tickets

  • any
  • November 2019
  • December 2019
  • January 2020
  • February 2020
  • March 2020
  • April 2020
  • May 2020
  • June 2020
  • July 2020
  • August 2020
  • September 2020
  • October 2020
  • any
  • November 2019
  • December 2019
  • January 2020
  • February 2020
  • March 2020
  • April 2020
  • May 2020
  • June 2020
  • July 2020
  • August 2020
  • September 2020
  • October 2020
  • price
  • month of departure
  • month of return
£342
United Airlines outward: 21-Feb-2020
07:30 LHR » 21:20 SEA
United Airlines 1 stop (13h50m)
United Airlines inbound: 01-Mar-2020
20:10 SEA » 12:20 LHR
United Airlines 1 stop (16h10m)
£343
United Airlines outward: 19-Jan-2020
07:30 LHR » 21:20 SEA
United Airlines 1 stop (13h50m)
Lufthansa inbound: 26-Jan-2020
17:15 SEA » 07:40 LHR
Lufthansa 1 stop (14h25m)
£343
United Airlines outward: 21-Feb-2020
07:30 LHR » 21:20 SEA
United Airlines 1 stop (13h50m)
Lufthansa inbound: 29-Feb-2020
16:00 SEA » 12:05 LHR
Lufthansa 1 stop (20h05m)
£350
United Airlines outward: 02-Feb-2020
07:30 LHR » 21:20 SEA
United Airlines 1 stop (13h50m)
United Airlines inbound: 09-Feb-2020
15:20 SEA » 09:25 LHR
United Airlines 1 stop (18h05m)
£354
United Airlines outward: 13-Jan-2020
14:25 LHR » 03:03 SEA
United Airlines 1 stop (12h38m)
Lufthansa inbound: 16-Jan-2020
17:15 SEA » 07:40 LHR
Lufthansa 1 stop (14h25m)
£354
United Airlines outward: 25-Jan-2020
07:30 LHR » 21:20 SEA
United Airlines 1 stop (13h50m)
United Airlines inbound: 15-Feb-2020
18:55 SEA » 12:20 LHR
United Airlines 1 stop (17h25m)
£357
Unknown Company outward: 11-Jan-2020
07:30 LHR » 21:20 SEA
Unknown Company 1 stop (13h50m)
United Airlines inbound: 18-Jan-2020
21:22 SEA » 12:15 LHR
United Airlines 1 stop (14h53m)
£357
United Airlines outward: 03-Feb-2020
07:30 LHR » 21:20 SEA
United Airlines 1 stop (13h50m)
United Airlines inbound: 13-Feb-2020
01:15 SEA » 15:05 LHR
United Airlines 1 stop (13h50m)
£357
United Airlines outward: 17-Jan-2020
07:30 LHR » 21:20 SEA
United Airlines 1 stop (13h50m)
United Airlines inbound: 02-Feb-2020
15:20 SEA » 09:25 LHR
United Airlines 1 stop (18h05m)
£358
Virgin Atlantic outward: 13-Feb-2020
13:25 LHR » 23:15 SEA
Virgin Atlantic direct (9h50m)
Virgin Atlantic inbound: 21-Feb-2020
02:50 SEA » 12:10 LHR
Virgin Atlantic direct (9h20m)
£358
Lufthansa outward: 10-Jan-2020
07:30 LHR » 21:20 SEA
Lufthansa 1 stop (13h50m)
United Airlines inbound: 24-Jan-2020
16:28 SEA » 10:40 LHR
United Airlines 1 stop (18h12m)
£359
United Airlines outward: 29-Jan-2020
07:30 LHR » 21:20 SEA
United Airlines 1 stop (13h50m)
United Airlines inbound: 05-Feb-2020
16:23 SEA » 10:40 LHR
United Airlines 1 stop (18h17m)
£360
United Airlines outward: 27-Apr-2020
07:30 LHR » 20:55 SEA
United Airlines 1 stop (13h25m)
United Airlines inbound: 09-May-2020
16:50 SEA » 07:55 LHR
United Airlines 1 stop (15h05m)
£361
United Airlines outward: 17-Feb-2020
14:25 LHR » 03:13 SEA
United Airlines 1 stop (12h48m)
United Airlines inbound: 27-Mar-2020
17:55 SEA » 11:10 LHR
United Airlines 1 stop (17h15m)
£362
United Airlines outward: 10-Jan-2020
09:00 LHR » 05:31 SEA
United Airlines 2 stops (20h31m)
Lufthansa inbound: 20-Feb-2020
16:00 SEA » 06:55 LHR
Lufthansa 1 stop (14h55m)
£363
Virgin Atlantic outward: 07-Jan-2020
21:10 LHR » 19:21 SEA
Virgin Atlantic 1 stop (22h11m)
Virgin Atlantic inbound: 14-Jan-2020
15:00 SEA » 07:50 LHR
Virgin Atlantic 1 stop (16h50m)
£364
Lufthansa outward: 13-Feb-2020
07:30 LHR » 21:20 SEA
Lufthansa 1 stop (13h50m)
United Airlines inbound: 20-Feb-2020
19:56 SEA » 08:55 LHR
United Airlines 1 stop (12h59m)
£365
Lufthansa outward: 28-Jan-2020
07:30 LHR » 21:20 SEA
Lufthansa 1 stop (13h50m)
Air Canada inbound: 19-Feb-2020
00:15 SEA » 12:20 LHR
Air Canada 1 stop (12h05m)
£366
Virgin Atlantic outward: 03-Sep-2020
12:30 LHR » 22:10 SEA
Virgin Atlantic direct (9h40m)
Virgin Atlantic inbound: 24-Sep-2020
23:08 SEA » 12:10 LHR
Virgin Atlantic 1 stop (13h02m)
£368
Lufthansa outward: 20-Oct-2020
11:55 LHR » 01:55 SEA
Lufthansa 1 stop (14h)
Air Canada inbound: 28-Oct-2020
04:20 SEA » 12:20 LHR
Air Canada 1 stop (32h)
£369
Virgin Atlantic outward: 04-Sep-2020
12:30 LHR » 22:10 SEA
Virgin Atlantic direct (9h40m)
Virgin Atlantic inbound: 19-Sep-2020
07:43 SEA » 23:25 LHR
Virgin Atlantic 1 stop (15h42m)
£369
Virgin Atlantic outward: 25-Dec-2019
12:50 LHR » 06:52 SEA
Virgin Atlantic 1 stop (18h02m)
Virgin Atlantic inbound: 31-Mar-2020
00:20 SEA » 09:45 LHR
Virgin Atlantic direct (9h25m)
£369
Virgin Atlantic outward: 25-Dec-2019
12:50 LHR » 06:52 SEA
Virgin Atlantic 1 stop (18h02m)
Virgin Atlantic inbound: 02-Feb-2020
15:00 SEA » 07:50 LHR
Virgin Atlantic 1 stop (16h50m)
£371
Virgin Atlantic outward: 25-Dec-2019
12:50 LHR » 06:52 SEA
Virgin Atlantic 1 stop (18h02m)
Virgin Atlantic inbound: 29-Jan-2020
15:00 SEA » 07:50 LHR
Virgin Atlantic 1 stop (16h50m)
£377
Virgin Atlantic outward: 25-Dec-2019
12:50 LHR » 06:52 SEA
Virgin Atlantic 1 stop (18h02m)
Virgin Atlantic inbound: 29-Jan-2020
15:00 SEA » 07:50 LHR
Virgin Atlantic 1 stop (16h50m)
£377
Virgin Atlantic outward: 25-Dec-2019
12:50 LHR » 06:52 SEA
Virgin Atlantic 1 stop (18h02m)
Virgin Atlantic inbound: 31-Jan-2020
02:50 SEA » 12:10 LHR
Virgin Atlantic direct (9h20m)
£377
Virgin Atlantic outward: 25-Dec-2019
12:50 LHR » 06:52 SEA
Virgin Atlantic 1 stop (18h02m)
Virgin Atlantic inbound: 03-Feb-2020
02:50 SEA » 12:10 LHR
Virgin Atlantic direct (9h20m)
£377
Virgin Atlantic outward: 25-Dec-2019
12:50 LHR » 06:52 SEA
Virgin Atlantic 1 stop (18h02m)
Virgin Atlantic inbound: 31-Mar-2020
00:20 SEA » 09:45 LHR
Virgin Atlantic direct (9h25m)
£380
Virgin Atlantic outward: 12-Sep-2020
10:20 LHR » 01:25 SEA
Virgin Atlantic 1 stop (15h05m)
Virgin Atlantic inbound: 26-Sep-2020
23:08 SEA » 12:10 LHR
Virgin Atlantic 1 stop (13h02m)
£389
Icelandair outward: 23-May-2020
22:25 LHR » 02:55 SEA
Icelandair 1 stop (28h30m)
Icelandair inbound: 31-May-2020
04:10 SEA » 12:45 LHR
Icelandair 1 stop (32h35m)
Return
Departure
28 December Dec Saturday $retDate.dayShortName
29 December Dec Sunday $retDate.dayShortName
30 December Dec Monday $retDate.dayShortName
31 December Dec Tuesday $retDate.dayShortName
01 January Jan Wednesday $retDate.dayShortName
02 January Jan Thursday $retDate.dayShortName
03 January Jan Friday $retDate.dayShortName
21 December Dec Saturday $outDate.dayShortName
£935 £869 £789
22 December Dec Sunday $outDate.dayShortName
23 December Dec Monday $outDate.dayShortName
£571 £920
24 December Dec Tuesday $outDate.dayShortName
£470
25 December Dec Wednesday $outDate.dayShortName
£391 £396 £523 £637 £739
26 December Dec Thursday $outDate.dayShortName
27 December Dec Friday $outDate.dayShortName
£560 £852
Choose when you'd like to depart to Seattle (USA):
Find the cheapest London Seattle flight by browsing the dates below to find alternative flight prices found in the last days. To launch a flight search for London - Seattle with these new dates, click on an offer. Want to depart from another city? Choose:

Airlines operating flights from London to Seattle

  • any
  • November 2019
  • December 2019
  • January 2020
  • February 2020
  • March 2020
  • April 2020
  • May 2020
  • June 2020
  • July 2020
  • August 2020
  • September 2020
  • October 2020
  • all
  • Air Canada
  • Air France
  • British Airways
  • Brussels Airlines
  • Iberia
  • Icelandair
  • KLM
  • Lufthansa
  • TAP Air Portugal
  • United Airlines
  • Virgin Atlantic
outbound: 03-Feb-2020
Lufthansa 2 stops
return: 12-Feb-2020
Air Canada 1 stop
outbound: 25-Dec-2019
Virgin Atlantic 1 stop
return: 29-Jan-2020
Virgin Atlantic 1 stop
outbound: 24-Dec-2019
KLM 1 stop
return: 28-Apr-2020
KLM direct
outbound: 24-Dec-2019
British Airways 2 stops
return: 28-Apr-2020
Finnair direct
outbound: 25-Dec-2019
Air Canada 1 stop
return: 01-Jan-2020
United Airlines 1 stop
outbound: 25-Dec-2019
United Airlines 2 stops
return: 01-Jan-2020
United Airlines 1 stop
outbound: 16-Dec-2019
Icelandair 1 stop
return: 06-Jan-2020
Icelandair 1 stop
outbound: 03-Aug-2020
Iberia 2 stops
return: 10-Aug-2020
Iberia 1 stop
outbound: 04-Jan-2020
Air France 1 stop
return: 11-Jan-2020
Virgin Atlantic direct
outbound: 21-Dec-2019
Brussels Airlines 1 stop
return: 29-Dec-2019
Air Canada 1 stop
outbound: 20-Jul-2020
TAP Air Portugal 3 stops
return: 20-Aug-2020
TAP Air Portugal 2 stops

About London - Seattle flights

Average flight duration: 21h25m (flight with stopovers)

  • Arrival city:
  • Seattle, USA
  • Airport(s):
  • Kenmore Air Harbor Seaplane Base (LKE)
  • Seattle–Tacoma International Airport (SEA)
  • Local time:
  • 20-Nov-2019 06:06, GMT-8
  • Weather:
  • min. 1ºC, max. 11ºC
  • 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:
  • 20-Nov-2019 14:06, GMT+0
  • Weather:
  • min. 2ºC, max. 8ºC

Most popular cheap hotels in Seattle