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

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 Seattle/Tacoma Intl to London

(Round-trip)
Depart: Wed Nov 9 2016 Return: Wed Nov 16 2016 Trip spans 8 days
Icelandair
Icelandair
SEA
LGW
11h 45m
1 stop
LGW
SEA
12h 10m
1 stop
Depart: Sun May 8 2016 Return: Wed May 18 2016 Trip spans 11 days
WestJet
WestJet
SEA
LGW
17h 42m
1 stop
LGW
SEA
16h 05m
1 stop
Depart: Mon Aug 1 2016 Return: Wed Aug 31 2016 Trip spans 31 days
Major Airline
Major Airline
SEA
LHR
16h 45m
1 stop
LHR
SEA
17h 51m
1 stop
Depart: Tue Jul 19 2016 Return: Tue Aug 16 2016 Trip spans 29 days
$1109
Select
Air Canada
Air Canada
SEA
LHR
23h 05m
2 stops
LHR
SEA
14h 05m
1 stop
Depart: Sat Oct 15 2016 Return: Sun Oct 16 2016 Trip spans 2 days
$1132
Select
United
United
SEA
LHR
16h 30m
1 stop
LHR
SEA
34h 35m
1 stop
Depart: Tue May 10 2016 Return: Mon May 16 2016 Trip spans 7 days
$1194
Select
Virgin Atlantic
Virgin Atlantic
SEA
LHR
9h 49m
nonstop
LHR
SEA
10h 18m
nonstop
Depart: Mon May 16 2016 Return: Thu Jun 2 2016 Trip spans 18 days
$1223
Select
Finnair
Finnair
SEA
LHR
9h 15m
nonstop
LHR
SEA
9h 35m
nonstop
Depart: Mon May 9 2016 Return: Sun May 15 2016 Trip spans 7 days
$1307
Select
Iberia
Iberia
SEA
LHR
9h 15m
nonstop
LHR
SEA
9h 35m
nonstop
Depart: Fri Aug 5 2016 Return: Thu Aug 18 2016 Trip spans 14 days
$1480
Select
American Airlines
American Airlines
SEA
LHR
9h 15m
nonstop
LHR
SEA
9h 35m
nonstop
Depart: Sun Oct 30 2016 Return: Fri Nov 4 2016 Trip spans 6 days
Icelandair
Icelandair
SEA
LGW
20h 15m
1 stop
LGW
SEA
12h 25m
1 stop
Depart: Sun Aug 21 2016 Return: Mon Sep 5 2016 Trip spans 16 days
$1543
Select
KLM
KLM
SEA
LCY
13h 30m
1 stop
LCY
SEA
13h 23m
1 stop
Depart: Thu Jun 23 2016 Return: Tue Jul 19 2016 Trip spans 27 days
$1560
Select
Delta
Delta
SEA
LHR
9h 58m
nonstop
LHR
SEA
10h 22m
nonstop
Depart: Wed Sep 28 2016 Return: Tue Oct 4 2016 Trip spans 7 days
WestJet
WestJet
SEA
LGW
15h 29m
1 stop
LGW
SEA
16h 02m
1 stop
Depart: Sat Nov 19 2016 Return: Sun Nov 27 2016 Trip spans 9 days
$1638
Select
Alitalia
Alitalia
SEA
LCY
22h 08m
2 stops
LCY
SEA
24h 30m
2 stops
Depart: Tue Sep 27 2016 Return: Thu Oct 13 2016 Trip spans 17 days
WestJet
WestJet
SEA
LGW
30h 04m
1 stop
LGW
SEA
16h 35m
2 stops
Depart: Wed Aug 17 2016 Return: Wed Sep 21 2016 Trip spans 36 days
WestJet
WestJet
SEA
LGW
16h 12m
1 stop
LGW
SEA
16h 02m
1 stop
Depart: Tue Sep 13 2016 Return: Tue Sep 27 2016 Trip spans 15 days
Icelandair
Icelandair
SEA
LHR
11h 15m
1 stop
LHR
SEA
13h 05m
1 stop
Depart: Wed Oct 26 2016 Return: Wed Nov 16 2016 Trip spans 22 days
$1085
Select
Major Airline
Major Airline
SEA
LHR
9h 50m
nonstop
LHR
SEA
10h 31m
nonstop
Depart: Fri Sep 16 2016 Return: Sun Sep 18 2016 Trip spans 3 days
$1134
Select
United
United
SEA
LHR
13h 40m
1 stop
LHR
SEA
13h 35m
1 stop
Depart: Thu Jun 2 2016 Return: Fri Jun 17 2016 Trip spans 16 days
WestJet
WestJet
SEA
LGW
19h 57m
1 stop
LGW
SEA
34h 56m
1 stop
Direct flights SEA to LON on Delta
Flight # Depart SEA Arrive LHR Sun Mon Tue Wed Thu Fri Sat Valid Between
36 9:07 pm 3:05 pm Jun 1 - Jun 30
36 9:16 pm 3:05 pm May 11 - May 21
36 9:16 pm 3:05 pm May 23 - May 31
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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Airports
Origin

Seattle
$673
Destination

London
only $929
only $1543
only $673