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

Cheapest dates for London - Seattle 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
£310
Norwegian Air UK outward: 09-Oct-2019
10:50 LGW » 20:45 SEA
Norwegian Air UK direct (9h55m)
Norwegian Air UK inbound: 16-Oct-2019
22:45 SEA » 08:00 LGW
Norwegian Air UK direct (9h15m)
£318
Norwegian Air UK outward: 04-Oct-2019
10:50 LGW » 20:45 SEA
Norwegian Air UK direct (9h55m)
Norwegian Air UK inbound: 21-Oct-2019
22:45 SEA » 08:00 LGW
Norwegian Air UK direct (9h15m)
£321
Norwegian Air UK outward: 21-Oct-2019
10:50 LGW » 20:45 SEA
Norwegian Air UK direct (9h55m)
Norwegian Air UK inbound: 25-Oct-2019
22:45 SEA » 08:00 LGW
Norwegian Air UK direct (9h15m)
£322
Lufthansa outward: 12-Oct-2019
07:30 LHR » 02:56 SEA
Lufthansa 2 stops (19h26m)
Lufthansa inbound: 30-Oct-2019
16:15 SEA » 11:15 LHR
Lufthansa 1 stop (19h)
£322
Lufthansa outward: 12-Oct-2019
07:30 LHR » 02:56 SEA
Lufthansa 2 stops (19h26m)
Lufthansa inbound: 18-Oct-2019
19:05 SEA » 12:50 LHR
Lufthansa 1 stop (17h45m)
£322
Lufthansa outward: 11-Oct-2019
07:30 LHR » 02:56 SEA
Lufthansa 2 stops (19h26m)
United Airlines inbound: 15-Oct-2019
15:00 SEA » 07:55 LHR
United Airlines 1 stop (16h55m)
£322
Lufthansa outward: 12-Oct-2019
07:30 LHR » 02:56 SEA
Lufthansa 2 stops (19h26m)
Lufthansa inbound: 30-Oct-2019
19:10 SEA » 12:50 LHR
Lufthansa 2 stops (17h40m)
£322
Lufthansa outward: 11-Oct-2019
07:30 LHR » 04:36 SEA
Lufthansa 2 stops (21h06m)
Lufthansa inbound: 15-Oct-2019
22:00 SEA » 21:55 LHR
Lufthansa 1 stop (23h55m)
£322
Lufthansa outward: 11-Oct-2019
07:30 LHR » 02:56 SEA
Lufthansa 2 stops (19h26m)
United Airlines inbound: 15-Oct-2019
15:57 SEA » 08:40 LHR
United Airlines 1 stop (16h43m)
£323
Lufthansa outward: 05-Mar-2020
07:30 LHR » 23:43 SEA
Lufthansa 2 stops (16h13m)
Lufthansa inbound: 21-Mar-2020
19:10 SEA » 11:10 LHR
Lufthansa 1 stop (16h)
£324
United Airlines outward: 25-Oct-2019
15:05 LHR » 02:56 SEA
United Airlines 1 stop (11h51m)
Unknown Company inbound: 01-Nov-2019
16:40 SEA » 09:25 LHR
Unknown Company 1 stop (16h45m)
£326
Lufthansa outward: 12-Oct-2019
07:30 LHR » 02:56 SEA
Lufthansa 2 stops (19h26m)
Lufthansa inbound: 26-Oct-2019
17:15 SEA » 07:40 LHR
Lufthansa 1 stop (15h25m)
£326
Lufthansa outward: 12-Oct-2019
07:30 LHR » 02:56 SEA
Lufthansa 2 stops (19h26m)
United Airlines inbound: 27-Oct-2019
07:59 SEA » 08:25 LHR
United Airlines 1 stop (24h26m)
£327
Lufthansa outward: 09-May-2020
07:30 LHR » 23:49 SEA
Lufthansa 2 stops (16h19m)
Lufthansa inbound: 16-May-2020
19:05 SEA » 12:50 LHR
Lufthansa 1 stop (17h45m)
£329
United Airlines outward: 15-Oct-2019
15:05 LHR » 02:56 SEA
United Airlines 1 stop (11h51m)
United Airlines inbound: 29-Oct-2019
16:15 SEA » 11:15 LHR
United Airlines 1 stop (19h)
£329
United Airlines outward: 21-Oct-2019
15:05 LHR » 02:56 SEA
United Airlines 1 stop (11h51m)
Lufthansa inbound: 30-Oct-2019
16:15 SEA » 11:15 LHR
Lufthansa 1 stop (19h)
£329
United Airlines outward: 21-Oct-2019
15:05 LHR » 02:56 SEA
United Airlines 1 stop (11h51m)
Lufthansa inbound: 30-Oct-2019
19:10 SEA » 12:50 LHR
Lufthansa 2 stops (17h40m)
£330
Lufthansa outward: 12-Nov-2019
07:30 LHR » 23:43 SEA
Lufthansa 2 stops (16h13m)
Lufthansa inbound: 19-Nov-2019
17:15 SEA » 07:40 LHR
Lufthansa 1 stop (14h25m)
£330
United Airlines outward: 10-Oct-2019
15:05 LHR » 02:56 SEA
United Airlines 1 stop (11h51m)
United Airlines inbound: 25-Oct-2019
19:05 SEA » 12:50 LHR
United Airlines 1 stop (17h45m)
£331
United Airlines outward: 09-Oct-2019
15:05 LHR » 02:56 SEA
United Airlines 1 stop (11h51m)
Lufthansa inbound: 19-Oct-2019
21:45 SEA » 21:55 LHR
Lufthansa 1 stop (24h10m)
£332
Lufthansa outward: 18-Nov-2019
07:30 LHR » 23:43 SEA
Lufthansa 2 stops (16h13m)
United Airlines inbound: 30-Nov-2019
16:20 SEA » 07:30 LHR
United Airlines 1 stop (15h10m)
£332
Lufthansa outward: 18-Nov-2019
07:30 LHR » 23:43 SEA
Lufthansa 2 stops (16h13m)
United Airlines inbound: 30-Nov-2019
16:20 SEA » 07:30 LHR
United Airlines 1 stop (15h10m)
£332
United Airlines outward: 29-Nov-2019
15:30 LHR » 04:53 SEA
United Airlines 1 stop (13h23m)
United Airlines inbound: 30-Apr-2020
16:50 SEA » 07:55 LHR
United Airlines 1 stop (15h05m)
£332
United Airlines outward: 07-Jan-2020
07:30 LHR » 21:20 SEA
United Airlines 1 stop (13h50m)
United Airlines inbound: 21-Jan-2020
22:45 SEA » 21:35 LHR
United Airlines 2 stops (22h50m)
£333
Unknown Company outward: 11-Jan-2020
07:30 LHR » 21:20 SEA
Unknown Company 1 stop (13h50m)
United Airlines inbound: 25-Jan-2020
21:36 SEA » 11:15 LHR
United Airlines 1 stop (13h39m)
£333
United Airlines outward: 29-Nov-2019
15:30 LHR » 04:53 SEA
United Airlines 1 stop (13h23m)
United Airlines inbound: 06-Dec-2019
15:00 SEA » 10:40 LHR
United Airlines 1 stop (19h40m)
£333
United Airlines outward: 10-Oct-2019
15:05 LHR » 02:56 SEA
United Airlines 1 stop (11h51m)
United Airlines inbound: 17-Oct-2019
15:00 SEA » 07:55 LHR
United Airlines 1 stop (16h55m)
£333
United Airlines outward: 21-Oct-2019
15:05 LHR » 02:56 SEA
United Airlines 1 stop (11h51m)
United Airlines inbound: 30-Oct-2019
16:15 SEA » 07:40 LHR
United Airlines 1 stop (15h25m)
£333
United Airlines outward: 21-Oct-2019
15:05 LHR » 02:56 SEA
United Airlines 1 stop (11h51m)
United Airlines inbound: 31-Oct-2019
17:55 SEA » 12:20 LHR
United Airlines 1 stop (18h25m)
£333
Virgin Atlantic outward: 01-Nov-2019
13:25 LHR » 23:15 SEA
Virgin Atlantic direct (9h50m)
Virgin Atlantic inbound: 09-Nov-2019
02:50 SEA » 12:10 LHR
Virgin Atlantic direct (9h20m)
Return
Departure
30 September Sep Monday $retDate.dayShortName
01 October Oct Tuesday $retDate.dayShortName
02 October Oct Wednesday $retDate.dayShortName
03 October Oct Thursday $retDate.dayShortName
04 October Oct Friday $retDate.dayShortName
05 October Oct Saturday $retDate.dayShortName
06 October Oct Sunday $retDate.dayShortName
22 September Sep Sunday $outDate.dayShortName
£344
23 September Sep Monday $outDate.dayShortName
24 September Sep Tuesday $outDate.dayShortName
£458
25 September Sep Wednesday $outDate.dayShortName
£474 £503
26 September Sep Thursday $outDate.dayShortName
£329 £692 £732 £410
27 September Sep Friday $outDate.dayShortName
£495
28 September Sep Saturday $outDate.dayShortName
£327 £701
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
  • 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
  • Aer Lingus
  • Air Canada
  • Air Europa
  • Air France
  • British Airways
  • Brussels Airlines
  • Finnair
  • Icelandair
  • KLM
  • Lufthansa
  • Swiss
  • TAP Air Portugal
  • United Airlines
  • Virgin Atlantic
outbound: 16-Oct-2019
Lufthansa 1 stop
return: 30-Oct-2019
United Airlines 1 stop
outbound: 16-Oct-2019
United Airlines 1 stop
return: 30-Oct-2019
Lufthansa 1 stop
outbound: 24-Oct-2019
Air Canada 1 stop
return: 29-Oct-2019
Air Canada 1 stop
outbound: 09-May-2020
Virgin Atlantic direct
return: 16-May-2020
Virgin Atlantic 1 stop
outbound: 01-Oct-2019
Air France 1 stop
return: 15-Oct-2019
Air France 1 stop
outbound: 25-Sep-2019
Aer Lingus 1 stop
return: 02-Oct-2019
Aer Lingus 1 stop
outbound: 04-Jun-2020
Icelandair 1 stop
return: 24-Jun-2020
Icelandair 1 stop
outbound: 26-Sep-2019
Finnair direct
return: 03-Oct-2019
Finnair direct
outbound: 24-Oct-2019
TAP Air Portugal 2 stops
return: 29-Oct-2019
TAP Air Portugal 2 stops
outbound: 01-Oct-2019
KLM 1 stop
return: 05-Oct-2019
Delta Air Lines 1 stop
outbound: 24-Oct-2019
Air Europa 2 stops
return: 29-Oct-2019
Air Europa 2 stops
outbound: 27-Apr-2020
British Airways 2 stops
return: 04-May-2020
Finnair direct
outbound: 26-Dec-2019
Brussels Airlines 1 stop
return: 05-Jan-2020
United Airlines 1 stop
outbound: 23-Nov-2019
Swiss 2 stops
return: 14-Dec-2019
Lufthansa 1 stop

About London - Seattle flights

Average flight duration: 9h38m (direct flight)

  • Arrival city:
  • Seattle, USA
  • Airport(s):
  • Kenmore Air Harbor Seaplane Base (LKE)
  • Seattle–Tacoma International Airport (SEA)
  • Local time:
  • 20-Sep-2019 09:06, GMT-7
  • Weather:
  • min. 14ºC, max. 23ºC
  • 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-Sep-2019 17:06, GMT+1
  • Weather:
  • min. 12ºC, max. 22ºC

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