Find Deals on Flights from London to Seattle/Tacoma Intl (LON - SEA)

Depart
Return
1 adult
Adults
16+
Youths
12-15
Children
2-11
Seat infants
under 2
Lap infants
under 2
The price shown for each flight will be the average for all passengers, including any infants.
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Book cheap flights from London to Seattle/Tacoma Intl

(Return)
Depart: Tue 22 Aug 2017 Return: Wed 6 Sep 2017 Trip spans 16 days
£550
Select
Icelandair
Icelandair
LGW
SEA
13h 05m
1 stop
SEA
LGW
18h 30m
1 stop
Depart: Tue 22 Aug 2017 Return: Wed 6 Sep 2017 Trip spans 16 days
£593
Select
Lufthansa
Lufthansa
STN
SEA
14h 10m
1 stop
SEA
STN
22h 40m
2 stops
Depart: Thu 1 Jun 2017 Return: Thu 8 Jun 2017 Trip spans 8 days
£610
Select
British Airways
British Airways
LHR
SEA
9h 40m
nonstop
SEA
LHR
9h 30m
nonstop
Depart: Tue 11 Apr 2017 Return: Sat 15 Apr 2017 Trip spans 5 days
£616
Select
Virgin Atlantic
Virgin Atlantic
LHR
SEA
9h 40m
nonstop
SEA
LHR
9h 00m
nonstop
Depart: Wed 3 May 2017 Return: Wed 24 May 2017 Trip spans 22 days
£665
Select
SWISS
SWISS
LCY
SEA
21h 32m
2 stops
SEA
LCY
33h 23m
2 stops
Depart: Thu 10 Aug 2017 Return: Thu 24 Aug 2017 Trip spans 15 days
£779
Select
Delta
Delta
LHR
SEA
34h 30m
1 stop
SEA
LHR
13h 05m
1 stop
Depart: Mon 24 Jul 2017 Return: Mon 7 Aug 2017 Trip spans 15 days
£837
Select
Thomas Cook Airlines
Thomas Cook Airlines
STN
SEA
18h 19m
1 stop
SEA
STN
17h 20m
1 stop
Depart: Tue 22 Aug 2017 Return: Tue 5 Sep 2017 Trip spans 15 days
£572
Select
Icelandair
Icelandair
LHR
SEA
13h 05m
1 stop
SEA
LHR
19h 40m
1 stop
Depart: Tue 22 Aug 2017 Return: Wed 6 Sep 2017 Trip spans 16 days
£609
Select
Lufthansa
Lufthansa
LCY
SEA
19h 15m
2 stops
SEA
LCY
20h 40m
1 stop
Depart: Sun 14 May 2017 Return: Mon 5 Jun 2017 Trip spans 23 days
£617
Select
British Airways
British Airways
LHR
SEA
9h 55m
nonstop
SEA
LHR
9h 30m
nonstop
Depart: Thu 18 May 2017 Return: Mon 22 May 2017 Trip spans 5 days
£575
Select
Icelandair
Icelandair
LHR
SEA
29h 05m
1 stop
SEA
LHR
19h 40m
1 stop
Depart: Fri 17 Mar 2017 Return: Mon 27 Mar 2017 Trip spans 11 days
£653
Select
Virgin Atlantic
Virgin Atlantic
LHR
SEA
10h 26m
nonstop
SEA
LHR
9h 00m
nonstop
Depart: Thu 10 Aug 2017 Return: Thu 24 Aug 2017 Trip spans 15 days
£1344
Select
KLM
KLM
LCY
SEA
14h 31m
1 stop
SEA
LCY
16h 27m
1 stop
Depart: Thu 17 Aug 2017 Return: Thu 24 Aug 2017 Trip spans 8 days
£633
Select
Lufthansa
Lufthansa
STN
SEA
23h 40m
2 stops
SEA
STN
23h 30m
2 stops
Depart: Wed 21 Jun 2017 Return: Wed 2 Aug 2017 Trip spans 43 days
£581
Select
Icelandair
Icelandair
LGW
SEA
12h 50m
1 stop
SEA
LGW
18h 30m
1 stop
Depart: Tue 22 Aug 2017 Return: Wed 6 Sep 2017 Trip spans 16 days
£641
Select
British Airways
British Airways
LHR
SEA
9h 40m
nonstop
SEA
LHR
9h 10m
nonstop
Depart: Thu 17 Aug 2017 Return: Thu 24 Aug 2017 Trip spans 8 days
£635
Select
Lufthansa
Lufthansa
LCY
SEA
34h 40m
1 stop
SEA
LCY
18h 20m
1 stop
Depart: Wed 17 May 2017 Return: Sat 3 Jun 2017 Trip spans 18 days
£585
Select
Icelandair
Icelandair
LGW
SEA
12h 50m
1 stop
SEA
LGW
18h 30m
1 stop
Depart: Thu 27 Jul 2017 Return: Thu 10 Aug 2017 Trip spans 15 days
£840
Select
Thomas Cook Airlines
Thomas Cook Airlines
STN
SEA
15h 31m
1 stop
SEA
STN
17h 20m
1 stop
Depart: Wed 21 Jun 2017 Return: Tue 4 Jul 2017 Trip spans 14 days
£586
Select
Icelandair
Icelandair
LHR
SEA
22h 05m
1 stop
SEA
LHR
11h 45m
1 stop
Direct flights LON - SEA on British Airways
Flight no. Depart LHR Arrive SEA Mon Tue Wed Thu Fri Sat Sun Valid between
53 08:45 11:35 16 Mar - 25 Mar
53 08:45 10:35 16 Feb - 11 Mar
53 09:20 11:15 26 Mar - 2 Jun
49 14:25 17:15 12 Mar - 25 Mar
49 14:25 16:15 3 Mar - 11 Mar
49 15:30 17:10 5 Apr - 26 Apr
49 15:30 17:10 30 Mar - 27 Apr
49 15:30 17:10 26 Mar - 3 Apr
* We attempt to get accurate prices and fees; however, prices and fees are not guaranteed, and may be subject to last minute changes over which we have no control.
Airports
Origin

London
only £572
only £609
only £550
only £593
Destination

Seattle
£550
Airlines Airline reviews

80 travellers who booked a flight to Seattle from London rated their chosen airline with an average of 7.7

Overall
7.8
Boarding
7.6
Crew
8.4
Comfort
7.2
Food
7.5
Entertainment
7.6