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

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 Heathrow

(Round-trip)
Depart: Fri Nov 10 2017 Return: Thu Nov 30 2017 Trip spans 21 days
Major Airline
Major Airline
SEA
LHR
30h 40m
1 stop
LHR
SEA
35h 25m
1 stop
Depart: Tue Sep 19 2017 Return: Tue Oct 17 2017 Trip spans 29 days
Virgin Atlantic
Virgin Atlantic
SEA
LHR
9h 00m
nonstop
LHR
SEA
9h 40m
nonstop
Depart: Sun Oct 8 2017 Return: Mon Oct 16 2017 Trip spans 9 days
Air Canada
Air Canada
SEA
LHR
18h 45m
1 stop
LHR
SEA
40h 16m
2 stops
Depart: Sat Nov 25 2017 Return: Wed Dec 6 2017 Trip spans 12 days
Major Airline
Major Airline
SEA
LHR
16h 30m
1 stop
LHR
SEA
16h 24m
1 stop
Depart: Sun Oct 1 2017 Return: Wed Oct 11 2017 Trip spans 11 days
Virgin Atlantic
Virgin Atlantic
SEA
LHR
9h 00m
nonstop
LHR
SEA
9h 40m
nonstop
Depart: Mon Sep 11 2017 Return: Thu Sep 21 2017 Trip spans 11 days
Major Airline
Major Airline
SEA
LHR
20h 10m
1 stop
LHR
SEA
12h 35m
1 stop
Depart: Mon Jul 3 2017 Return: Sat Jul 15 2017 Trip spans 13 days
$1125
Select
Lufthansa
Lufthansa
SEA
LHR
14h 40m
1 stop
LHR
SEA
46h 57m
2 stops
Depart: Tue Oct 10 2017 Return: Tue Oct 24 2017 Trip spans 15 days
Virgin Atlantic
Virgin Atlantic
SEA
LHR
9h 00m
nonstop
LHR
SEA
9h 40m
nonstop
Depart: Fri Nov 17 2017 Return: Fri Nov 24 2017 Trip spans 8 days
Air Canada
Air Canada
SEA
LHR
12h 35m
1 stop
LHR
SEA
23h 24m
2 stops
Depart: Thu Aug 10 2017 Return: Fri Aug 25 2017 Trip spans 16 days
Virgin Atlantic
Virgin Atlantic
SEA
LHR
15h 40m
1 stop
LHR
SEA
9h 40m
nonstop
Depart: Mon Sep 11 2017 Return: Wed Sep 20 2017 Trip spans 10 days
Major Airline
Major Airline
SEA
LHR
17h 10m
2 stops
LHR
SEA
20h 49m
2 stops
Depart: Sat May 27 2017 Return: Mon May 29 2017 Trip spans 3 days
$1514
Select
Icelandair
Icelandair
SEA
LHR
11h 15m
1 stop
LHR
SEA
28h 35m
1 stop
Depart: Thu Jun 22 2017 Return: Sat Jul 22 2017 Trip spans 31 days
$1639
Select
SAS
SAS
SEA
LHR
28h 15m
2 stops
LHR
SEA
30h 53m
2 stops
Depart: Wed Jul 26 2017 Return: Mon Aug 14 2017 Trip spans 20 days
$1690
Select
British Airways
British Airways
SEA
LHR
9h 10m
nonstop
LHR
SEA
9h 55m
nonstop
Depart: Wed Aug 23 2017 Return: Fri Sep 1 2017 Trip spans 10 days
Virgin Atlantic
Virgin Atlantic
SEA
LHR
19h 45m
1 stop
LHR
SEA
15h 02m
1 stop
Depart: Fri Aug 4 2017 Return: Fri Aug 18 2017 Trip spans 15 days
$1003
Select
Air Canada
Air Canada
SEA
LHR
17h 45m
1 stop
LHR
SEA
18h 50m
1 stop
Depart: Sun Aug 20 2017 Return: Tue Sep 19 2017 Trip spans 31 days
Major Airline
Major Airline
SEA
LHR
14h 15m
2 stops
LHR
SEA
33h 06m
2 stops
Depart: Wed Aug 30 2017 Return: Tue Sep 12 2017 Trip spans 14 days
Virgin Atlantic
Virgin Atlantic
SEA
LHR
35h 05m
1 stop
LHR
SEA
26h 24m
1 stop
Depart: Tue Jul 25 2017 Return: Wed Sep 13 2017 Trip spans 51 days
Major Airline
Major Airline
SEA
LHR
13h 01m
1 stop
LHR
SEA
9h 40m
nonstop
Depart: Fri Jul 21 2017 Return: Thu Aug 31 2017 Trip spans 42 days
Virgin Atlantic
Virgin Atlantic
SEA
LHR
32h 10m
1 stop
LHR
SEA
9h 40m
nonstop
Direct flights SEA to LHR on American Airlines
Flight # Depart SEA Arrive LHR Sun Mon Tue Wed Thu Fri Sat Valid Between
6232 1:15 pm 6:45 am May 25 - Oct 26
6232 1:20 pm 6:50 am Jun 10 - Oct 23
6232 1:20 pm 6:50 am Jun 3 - Jun 5
6232 1:30 pm 7:00 am May 21 - Oct 27
6127 7:15 pm 12:25 pm May 20 - Oct 27
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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Airports
Origin

Seattle
$408
Destination

London
$408
Airlines Airline reviews

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

Overall
8.1
Boarding
8.4
Crew
8.6
Comfort
7.4
Food
7.4
Entertainment
8.2