Find Deals on 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: Thu Jan 19 2017 Return: Tue Jan 31 2017 Trip spans 13 days
Icelandair
Icelandair
LGW
SEA
12h 10m
1 stop
SEA
LGW
11h 45m
1 stop
Depart: Tue Jan 10 2017 Return: Tue Jan 24 2017 Trip spans 15 days
Major Airline
Major Airline
LHR
SEA
12h 00m
1 stop
SEA
LHR
11h 45m
1 stop
Depart: Mon Feb 6 2017 Return: Mon Feb 20 2017 Trip spans 15 days
Lufthansa
Lufthansa
LCY
SEA
28h 30m
2 stops
SEA
LCY
17h 25m
2 stops
Depart: Fri Dec 9 2016 Return: Wed Dec 28 2016 Trip spans 20 days
Virgin Atlantic
Virgin Atlantic
LHR
SEA
10h 44m
nonstop
SEA
LHR
9h 56m
nonstop
Depart: Tue Jan 10 2017 Return: Tue Jan 31 2017 Trip spans 22 days
KLM
KLM
LCY
SEA
19h 15m
2 stops
SEA
LCY
17h 37m
1 stop
Depart: Sat Oct 15 2016 Return: Sun Oct 16 2016 Trip spans 2 days
Delta
Delta
LHR
SEA
13h 29m
1 stop
SEA
LHR
17h 15m
1 stop
Depart: Sat Dec 10 2016 Return: Sat Dec 17 2016 Trip spans 8 days
British Airways
British Airways
LCY
SEA
21h 10m
2 stops
SEA
LCY
38h 45m
2 stops
Depart: Fri Feb 24 2017 Return: Mon Feb 27 2017 Trip spans 4 days
Icelandair
Icelandair
LGW
SEA
12h 10m
1 stop
SEA
LGW
11h 45m
1 stop
Depart: Tue Sep 27 2016 Return: Sat Oct 1 2016 Trip spans 5 days
$1029
Select
Finnair
Finnair
LHR
SEA
9h 35m
nonstop
SEA
LHR
9h 15m
nonstop
Depart: Mon Feb 6 2017 Return: Mon Feb 20 2017 Trip spans 15 days
Icelandair
Icelandair
LHR
SEA
12h 00m
1 stop
SEA
LHR
11h 45m
1 stop
Depart: Fri Mar 3 2017 Return: Sat Mar 11 2017 Trip spans 9 days
Icelandair
Icelandair
LGW
SEA
12h 10m
1 stop
SEA
LGW
20h 15m
1 stop
Depart: Mon Nov 21 2016 Return: Sun Nov 27 2016 Trip spans 7 days
Lufthansa
Lufthansa
LCY
SEA
21h 17m
2 stops
SEA
LCY
41h 25m
2 stops
Depart: Mon Dec 5 2016 Return: Mon Dec 12 2016 Trip spans 8 days
KLM
KLM
LCY
SEA
19h 15m
2 stops
SEA
LCY
17h 30m
1 stop
Depart: Sat Nov 5 2016 Return: Tue Nov 15 2016 Trip spans 11 days
Virgin Atlantic
Virgin Atlantic
LHR
SEA
10h 31m
nonstop
SEA
LHR
9h 58m
nonstop
Depart: Mon Mar 20 2017 Return: Sat Mar 25 2017 Trip spans 6 days
Icelandair
Icelandair
LGW
SEA
12h 10m
1 stop
SEA
LGW
19h 40m
1 stop
Depart: Mon Sep 26 2016 Return: Mon Oct 3 2016 Trip spans 8 days
$1432
Select
SWISS
SWISS
LCY
SEA
22h 28m
2 stops
SEA
LCY
20h 10m
2 stops
Depart: Thu Oct 20 2016 Return: Wed Oct 26 2016 Trip spans 7 days
British Airways
British Airways
LHR
SEA
9h 35m
nonstop
SEA
LHR
14h 15m
1 stop
Depart: Thu Jan 12 2017 Return: Sat Jan 14 2017 Trip spans 3 days
Icelandair
Icelandair
LGW
SEA
12h 10m
1 stop
SEA
LGW
11h 45m
1 stop
Depart: Fri Dec 23 2016 Return: Mon Jan 2 2017 Trip spans 11 days
Major Airline
Major Airline
LGW
SEA
12h 10m
1 stop
SEA
LGW
11h 45m
1 stop
Depart: Sun Oct 30 2016 Return: Sun Nov 6 2016 Trip spans 8 days
KLM
KLM
LCY
SEA
30h 30m
2 stops
SEA
LCY
43h 40m
2 stops
Direct flights LON to SEA on Delta
Flight # Depart LHR Arrive SEA Sun Mon Tue Wed Thu Fri Sat Valid Between
37 11:00 am 2:31 pm Oct 30 - Nov 5
37 11:00 am 1:32 pm Oct 29 - Oct 29
37 11:00 am 1:32 pm Oct 1 - Oct 22
37 11:00 am 1:32 pm Oct 2 - Oct 28
37 11:00 am 1:32 pm Oct 4 - Oct 11
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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Airports
Origin

London
only $500
only $583
only $496
Destination

Seattle
$496
Airlines Airline reviews

17 travelers who booked a flight from London to Seattle rated their chosen airlines with an average of 8.0.

Overall
8.1
Boarding
8.3
Crew
8.5
Comfort
7.4
Food
7.7
Entertainment
8.3