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

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
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

(Round-trip)
Depart: Wed Nov 22 2017 Return: Sat Dec 2 2017 Trip spans 11 days
Icelandair
Icelandair
LHR
SEA
28h 25m
1 stop
SEA
LHR
20h 20m
1 stop
Depart: Wed Sep 20 2017 Return: Wed Sep 27 2017 Trip spans 8 days
Norwegian
Norwegian
LGW
SEA
9h 55m
nonstop
SEA
LGW
9h 10m
nonstop
Depart: Fri Oct 20 2017 Return: Mon Oct 23 2017 Trip spans 4 days
SWISS
SWISS
LCY
SEA
20h 14m
2 stops
SEA
LCY
16h 55m
2 stops
Depart: Wed Nov 1 2017 Return: Tue Nov 14 2017 Trip spans 14 days
Lufthansa
Lufthansa
LCY
SEA
42h 18m
2 stops
SEA
LCY
41h 50m
2 stops
Depart: Fri Oct 27 2017 Return: Sun Nov 12 2017 Trip spans 17 days
British Airways
British Airways
LHR
SEA
9h 40m
nonstop
SEA
LHR
9h 25m
nonstop
Depart: Fri Oct 20 2017 Return: Mon Oct 23 2017 Trip spans 4 days
Virgin Atlantic
Virgin Atlantic
LHR
SEA
9h 40m
nonstop
SEA
LHR
9h 10m
nonstop
Depart: Fri Sep 29 2017 Return: Sun Oct 8 2017 Trip spans 10 days
Air France
Air France
LHR
SEA
13h 11m
1 stop
SEA
LHR
13h 19m
1 stop
Depart: Mon Sep 18 2017 Return: Wed Nov 1 2017 Trip spans 45 days
Air Canada
Air Canada
LHR
SEA
18h 50m
1 stop
SEA
LHR
19h 25m
1 stop
Depart: Mon Nov 13 2017 Return: Fri Nov 24 2017 Trip spans 12 days
Icelandair
Icelandair
LHR
SEA
12h 35m
1 stop
SEA
LHR
20h 20m
1 stop
Depart: Fri Nov 17 2017 Return: Mon Nov 27 2017 Trip spans 11 days
Norwegian
Norwegian
LGW
SEA
9h 55m
nonstop
SEA
LGW
9h 30m
nonstop
Depart: Mon Oct 30 2017 Return: Mon Nov 6 2017 Trip spans 8 days
Norwegian
Norwegian
LGW
SEA
9h 55m
nonstop
SEA
LGW
9h 30m
nonstop
Depart: Fri Jan 12 2018 Return: Fri Jan 19 2018 Trip spans 8 days
Icelandair
Icelandair
LHR
SEA
12h 25m
1 stop
SEA
LHR
12h 00m
1 stop
Depart: Mon Feb 12 2018 Return: Tue Feb 20 2018 Trip spans 9 days
SWISS
SWISS
LCY
SEA
33h 48m
2 stops
SEA
LCY
36h 58m
2 stops
Depart: Fri Oct 13 2017 Return: Mon Oct 23 2017 Trip spans 11 days
Virgin Atlantic
Virgin Atlantic
LHR
SEA
9h 40m
nonstop
SEA
LHR
9h 10m
nonstop
Depart: Fri Dec 1 2017 Return: Wed Dec 6 2017 Trip spans 6 days
Norwegian
Norwegian
LGW
SEA
9h 55m
nonstop
SEA
LGW
9h 30m
nonstop
Depart: Thu Dec 28 2017 Return: Sun Jan 14 2018 Trip spans 18 days
British Airways
British Airways
LHR
SEA
9h 55m
nonstop
SEA
LHR
9h 25m
nonstop
Depart: Fri Dec 8 2017 Return: Fri Dec 29 2017 Trip spans 22 days
Air France
Air France
LHR
SEA
13h 40m
1 stop
SEA
LHR
14h 29m
1 stop
Depart: Mon Feb 19 2018 Return: Tue Feb 27 2018 Trip spans 9 days
Icelandair
Icelandair
LHR
SEA
12h 35m
1 stop
SEA
LHR
12h 00m
1 stop
Depart: Fri Sep 29 2017 Return: Wed Oct 11 2017 Trip spans 13 days
Norwegian
Norwegian
LGW
SEA
9h 55m
nonstop
SEA
LGW
9h 20m
nonstop
Depart: Fri Aug 25 2017 Return: Thu Sep 14 2017 Trip spans 21 days
$1356
Select
SAS
SAS
LHR
SEA
23h 24m
2 stops
SEA
LHR
28h 00m
2 stops
Direct flights LON to SEA on American Airlines
Flight # Depart LHR Arrive SEA Sun Mon Tue Wed Thu Fri Sat Valid Between
6233 9:20 am 11:15 am Aug 19 - Oct 28
6128 3:30 pm 5:10 pm Aug 19 - Sep 30
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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Airports
Origin

London
only $453
only $554
only $476
Destination

Seattle
$453
Airlines Airline reviews

123 travelers who booked a flight from London to Seattle rated their chosen airlines with an average of 7.8.

Overall
7.9
Boarding
7.8
Crew
8.4
Comfort
7.4
Food
7.5
Entertainment
7.6