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

Cheapest dates for London - Seattle tickets

  • any
  • February 2020
  • March 2020
  • April 2020
  • May 2020
  • June 2020
  • July 2020
  • August 2020
  • September 2020
  • October 2020
  • November 2020
  • December 2020
  • January 2021
  • any
  • February 2020
  • March 2020
  • April 2020
  • May 2020
  • June 2020
  • July 2020
  • August 2020
  • September 2020
  • October 2020
  • November 2020
  • December 2020
  • January 2021
  • price
  • month of departure
  • month of return
£292
United Airlines outward: 11-Nov-2020
07:30 LHR » 21:20 SEA
United Airlines 1 stop (13h50m)
Austrian Airlines inbound: 18-Nov-2020
16:00 SEA » 06:55 LHR
Austrian Airlines 1 stop (14h55m)
£296
United Airlines outward: 10-May-2020
07:30 LHR » 20:55 SEA
United Airlines 1 stop (13h25m)
United Airlines inbound: 21-May-2020
16:50 SEA » 11:00 LHR
United Airlines 1 stop (18h10m)
£296
Lufthansa outward: 12-Mar-2020
07:30 LHR » 21:20 SEA
Lufthansa 1 stop (13h50m)
Lufthansa inbound: 26-Mar-2020
19:10 SEA » 12:20 LHR
Lufthansa 1 stop (17h10m)
£296
United Airlines outward: 10-Mar-2020
14:00 LHR » 02:03 SEA
United Airlines 1 stop (12h03m)
United Airlines inbound: 17-Mar-2020
21:00 SEA » 11:15 LHR
United Airlines 1 stop (14h15m)
£296
United Airlines outward: 10-Mar-2020
14:00 LHR » 02:03 SEA
United Airlines 1 stop (12h03m)
United Airlines inbound: 17-Mar-2020
13:10 SEA » 09:25 LHR
United Airlines 1 stop (20h15m)
£298
Lufthansa outward: 12-Mar-2020
07:30 LHR » 21:20 SEA
Lufthansa 1 stop (13h50m)
Lufthansa inbound: 26-Mar-2020
19:10 SEA » 12:20 LHR
Lufthansa 1 stop (17h10m)
£298
Lufthansa outward: 12-Mar-2020
07:30 LHR » 21:20 SEA
Lufthansa 1 stop (13h50m)
Air Canada inbound: 21-Mar-2020
04:20 SEA » 12:20 LHR
Air Canada 1 stop (32h)
£298
Lufthansa outward: 12-Mar-2020
07:30 LHR » 21:20 SEA
Lufthansa 1 stop (13h50m)
Air Canada inbound: 21-Mar-2020
04:20 SEA » 12:20 LHR
Air Canada 1 stop (32h)
£298
Lufthansa outward: 12-Mar-2020
07:30 LHR » 21:20 SEA
Lufthansa 1 stop (13h50m)
Air Canada inbound: 21-Mar-2020
04:20 SEA » 12:20 LHR
Air Canada 1 stop (32h)
£298
Lufthansa outward: 19-Mar-2020
07:30 LHR » 21:20 SEA
Lufthansa 1 stop (13h50m)
Air Canada inbound: 27-Mar-2020
23:15 SEA » 12:20 LHR
Air Canada 1 stop (13h05m)
£299
Lufthansa outward: 10-Mar-2020
07:30 LHR » 21:20 SEA
Lufthansa 1 stop (13h50m)
United Airlines inbound: 17-Mar-2020
20:20 SEA » 09:25 LHR
United Airlines 1 stop (13h05m)
£299
Lufthansa outward: 12-Mar-2020
07:30 LHR » 21:20 SEA
Lufthansa 1 stop (13h50m)
Air Canada inbound: 21-Mar-2020
04:20 SEA » 12:20 LHR
Air Canada 1 stop (32h)
£299
Lufthansa outward: 12-Mar-2020
07:30 LHR » 21:20 SEA
Lufthansa 1 stop (13h50m)
Air Canada inbound: 21-Mar-2020
04:20 SEA » 12:20 LHR
Air Canada 1 stop (32h)
£300
Virgin Atlantic outward: 13-May-2020
12:15 LHR » 22:10 SEA
Virgin Atlantic direct (9h55m)
Virgin Atlantic inbound: 21-May-2020
00:12 SEA » 16:35 LHR
Virgin Atlantic 1 stop (16h23m)
£302
Virgin Atlantic outward: 07-May-2020
10:20 LHR » 04:49 SEA
Virgin Atlantic 1 stop (18h29m)
Virgin Atlantic inbound: 15-May-2020
00:49 SEA » 14:30 LHR
Virgin Atlantic 1 stop (13h41m)
£303
United Airlines outward: 06-Mar-2020
09:00 LHR » 07:18 SEA
United Airlines 1 stop (22h18m)
United Airlines inbound: 26-Mar-2020
17:55 SEA » 12:20 LHR
United Airlines 1 stop (18h25m)
£303
Lufthansa outward: 24-Apr-2020
07:30 LHR » 20:55 SEA
Lufthansa 1 stop (13h25m)
Unknown Company inbound: 01-May-2020
20:01 SEA » 12:35 LHR
Unknown Company 1 stop (16h34m)
£303
Virgin Atlantic outward: 07-May-2020
10:20 LHR » 04:49 SEA
Virgin Atlantic 1 stop (18h29m)
Virgin Atlantic inbound: 15-May-2020
00:49 SEA » 14:30 LHR
Virgin Atlantic 1 stop (13h41m)
£304
Lufthansa outward: 05-May-2020
07:30 LHR » 20:55 SEA
Lufthansa 1 stop (13h25m)
United Airlines inbound: 21-May-2020
16:50 SEA » 07:35 LHR
United Airlines 1 stop (14h45m)
£304
Virgin Atlantic outward: 09-Nov-2020
12:50 LHR » 06:48 SEA
Virgin Atlantic 1 stop (17h58m)
Virgin Atlantic inbound: 17-Nov-2020
00:30 SEA » 23:25 LHR
Virgin Atlantic 1 stop (22h55m)
£304
United Airlines outward: 02-Nov-2020
13:00 LHR » 05:58 SEA
United Airlines 1 stop (16h58m)
United Airlines inbound: 30-Nov-2020
16:20 SEA » 21:35 LHR
United Airlines 1 stop (29h15m)
£306
Virgin Atlantic outward: 14-Apr-2020
14:25 LHR » 00:20 SEA
Virgin Atlantic direct (9h55m)
Virgin Atlantic inbound: 22-Apr-2020
00:15 SEA » 09:40 LHR
Virgin Atlantic direct (9h25m)
£306
United Airlines outward: 06-Mar-2020
09:00 LHR » 07:18 SEA
United Airlines 1 stop (22h18m)
United Airlines inbound: 26-Mar-2020
17:50 SEA » 10:40 LHR
United Airlines 1 stop (16h50m)
£306
Lufthansa outward: 01-Nov-2020
18:30 LHR » 23:43 SEA
Lufthansa 2 stops (29h13m)
United Airlines inbound: 30-Nov-2020
16:20 SEA » 09:30 LHR
United Airlines 1 stop (17h10m)
£308
Virgin Atlantic outward: 01-Mar-2020
12:50 LHR » 06:50 SEA
Virgin Atlantic 1 stop (18h)
Virgin Atlantic inbound: 15-Mar-2020
21:25 SEA » 11:55 LHR
Virgin Atlantic 1 stop (14h30m)
£308
Virgin Atlantic outward: 14-Apr-2020
14:25 LHR » 00:20 SEA
Virgin Atlantic direct (9h55m)
Virgin Atlantic inbound: 25-Apr-2020
00:30 SEA » 23:25 LHR
Virgin Atlantic 1 stop (22h55m)
£311
Air Canada outward: 12-Mar-2020
14:00 LHR » 02:03 SEA
Air Canada 1 stop (12h03m)
Air Canada inbound: 21-Mar-2020
04:20 SEA » 12:20 LHR
Air Canada 1 stop (32h)
£312
Virgin Atlantic outward: 10-Mar-2020
13:25 LHR » 23:15 SEA
Virgin Atlantic direct (9h50m)
Virgin Atlantic inbound: 18-Mar-2020
02:50 SEA » 12:10 LHR
Virgin Atlantic direct (9h20m)
£312
Air Canada outward: 12-Mar-2020
14:00 LHR » 02:03 SEA
Air Canada 1 stop (12h03m)
Air Canada inbound: 21-Mar-2020
04:20 SEA » 12:20 LHR
Air Canada 1 stop (32h)
£314
Air Canada outward: 13-Nov-2020
15:30 LHR » 23:43 SEA
Air Canada 1 stop (32h13m)
Air Canada inbound: 21-Nov-2020
03:45 SEA » 12:20 LHR
Air Canada 1 stop (32h35m)
Return
Departure
16 April Apr Thursday $retDate.dayShortName
17 April Apr Friday $retDate.dayShortName
18 April Apr Saturday $retDate.dayShortName
19 April Apr Sunday $retDate.dayShortName
20 April Apr Monday $retDate.dayShortName
21 April Apr Tuesday $retDate.dayShortName
22 April Apr Wednesday $retDate.dayShortName
03 April Apr Friday $outDate.dayShortName
04 April Apr Saturday $outDate.dayShortName
£713
05 April Apr Sunday $outDate.dayShortName
£427 £516 £516
06 April Apr Monday $outDate.dayShortName
£554 £506 £399
07 April Apr Tuesday $outDate.dayShortName
£456
08 April Apr Wednesday $outDate.dayShortName
£449
09 April Apr Thursday $outDate.dayShortName
£460 £387 £449
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
  • February 2020
  • March 2020
  • April 2020
  • May 2020
  • June 2020
  • July 2020
  • August 2020
  • September 2020
  • October 2020
  • November 2020
  • December 2020
  • January 2021
  • all
  • Aer Lingus
  • Air Canada
  • Air Europa
  • Air France
  • British Airways
  • Brussels Airlines
  • Delta Air Lines
  • Finnair
  • Iberia
  • Icelandair
  • KLM
  • Lufthansa
  • Swiss
  • TAP Air Portugal
  • United Airlines
  • Virgin Atlantic
outbound: 18-Mar-2020
Lufthansa 1 stop
return: 25-Mar-2020
United Airlines 1 stop
outbound: 18-Mar-2020
Virgin Atlantic direct
return: 25-Mar-2020
Virgin Atlantic 1 stop
outbound: 30-Aug-2020
United Airlines 1 stop
return: 12-Sep-2020
United Airlines 1 stop
outbound: 19-Jun-2020
Icelandair 1 stop
return: 25-Jun-2020
Icelandair 1 stop
outbound: 02-Apr-2020
Swiss 2 stops
return: 18-Apr-2020
United Airlines 1 stop
outbound: 27-Feb-2020
Aer Lingus 1 stop
return: 19-Mar-2020
Aer Lingus 1 stop
outbound: 25-Jun-2020
Finnair direct
return: 27-Jun-2020
Iberia 1 stop
outbound: 21-Feb-2020
Brussels Airlines 1 stop
return: 28-Feb-2020
United Airlines 1 stop
outbound: 11-Jul-2020
TAP Air Portugal 2 stops
return: 01-Aug-2020
TAP Air Portugal 2 stops
outbound: 11-Jul-2020
Air Europa 2 stops
return: 01-Aug-2020
Air Europa 2 stops
outbound: 12-Mar-2020
Air Canada 1 stop
return: 26-Mar-2020
Air Canada 1 stop
outbound: 01-Nov-2020
Air France 1 stop
return: 30-Nov-2020
Air France direct
outbound: 02-May-2020
Iberia direct
return: 31-May-2020
Iberia direct
outbound: 16-Jun-2020
KLM 1 stop
return: 18-Aug-2020
Delta Air Lines 1 stop
outbound: 04-Apr-2020
British Airways direct
return: 11-Apr-2020
British Airways direct
outbound: 16-Jun-2020
Delta Air Lines 1 stop
return: 18-Aug-2020
Delta Air Lines 1 stop

About London - Seattle flights

Average flight duration: 9h41m (direct flight)

  • Arrival city:
  • Seattle, USA
  • Airport(s):
  • Kenmore Air Harbor Seaplane Base (LKE)
  • Seattle–Tacoma International Airport (SEA)
  • Local time:
  • 17-Feb-2020 04:22, GMT-8
  • Weather:
  • min. 1ºC, max. 9ºC
  • 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:
  • 17-Feb-2020 12:22, GMT+0
  • Weather:
  • min. 5ºC, max. 9ºC

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