Find Deals on 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: Sat Feb 25 2017 Return: Thu Mar 9 2017 Trip spans 13 days
Virgin Atlantic
Virgin Atlantic
SEA
LHR
9h 57m
nonstop
LHR
SEA
10h 26m
nonstop
Depart: Thu Jun 1 2017 Return: Tue Jun 13 2017 Trip spans 13 days
British Airways
British Airways
SEA
LHR
9h 10m
nonstop
LHR
SEA
9h 40m
nonstop
Depart: Thu Jun 15 2017 Return: Tue Jul 4 2017 Trip spans 20 days
Major Airline
Major Airline
SEA
LHR
16h 10m
1 stop
LHR
SEA
19h 13m
1 stop
Depart: Thu May 25 2017 Return: Sat Jun 10 2017 Trip spans 17 days
Air Canada
Air Canada
SEA
LHR
15h 50m
1 stop
LHR
SEA
18h 46m
1 stop
Depart: Wed Mar 1 2017 Return: Wed Mar 8 2017 Trip spans 8 days
Virgin Atlantic
Virgin Atlantic
SEA
LHR
9h 58m
nonstop
LHR
SEA
10h 26m
nonstop
Depart: Sat Apr 1 2017 Return: Thu Apr 6 2017 Trip spans 6 days
$1012
Select
TAP Portugal
TAP Portugal
SEA
LHR
26h 42m
2 stops
LHR
SEA
24h 47m
2 stops
Depart: Sat Apr 1 2017 Return: Sat Apr 8 2017 Trip spans 8 days
$1062
Select
Delta
Delta
SEA
LHR
17h 20m
2 stops
LHR
SEA
17h 19m
1 stop
Depart: Thu Mar 2 2017 Return: Mon Mar 6 2017 Trip spans 5 days
Virgin Atlantic
Virgin Atlantic
SEA
LHR
10h 00m
nonstop
LHR
SEA
10h 26m
nonstop
Depart: Wed Apr 5 2017 Return: Wed Apr 26 2017 Trip spans 22 days
Virgin Atlantic
Virgin Atlantic
SEA
LHR
12h 50m
1 stop
LHR
SEA
9h 40m
nonstop
Depart: Wed Aug 16 2017 Return: Tue Sep 19 2017 Trip spans 35 days
Virgin Atlantic
Virgin Atlantic
SEA
LHR
15h 40m
1 stop
LHR
SEA
9h 40m
nonstop
Depart: Thu May 11 2017 Return: Thu Jun 15 2017 Trip spans 36 days
British Airways
British Airways
SEA
LHR
9h 10m
nonstop
LHR
SEA
9h 40m
nonstop
Depart: Tue Jul 11 2017 Return: Tue Jul 25 2017 Trip spans 15 days
Major Airline
Major Airline
SEA
LHR
16h 05m
1 stop
LHR
SEA
16h 30m
1 stop
Depart: Mon Apr 3 2017 Return: Tue Apr 18 2017 Trip spans 16 days
Virgin Atlantic
Virgin Atlantic
SEA
LHR
16h 10m
1 stop
LHR
SEA
18h 49m
1 stop
Depart: Mon May 1 2017 Return: Mon May 15 2017 Trip spans 15 days
Virgin Atlantic
Virgin Atlantic
SEA
LHR
13h 35m
1 stop
LHR
SEA
17h 10m
1 stop
Depart: Wed Aug 30 2017 Return: Tue Sep 12 2017 Trip spans 14 days
Major Airline
Major Airline
SEA
LHR
15h 04m
1 stop
LHR
SEA
37h 20m
1 stop
Depart: Wed May 10 2017 Return: Thu Jun 1 2017 Trip spans 23 days
Virgin Atlantic
Virgin Atlantic
SEA
LHR
15h 05m
1 stop
LHR
SEA
17h 10m
1 stop
Depart: Tue Aug 8 2017 Return: Tue Aug 15 2017 Trip spans 8 days
Virgin Atlantic
Virgin Atlantic
SEA
LHR
15h 40m
1 stop
LHR
SEA
16h 54m
1 stop
Depart: Wed Aug 16 2017 Return: Wed Aug 30 2017 Trip spans 15 days
Virgin Atlantic
Virgin Atlantic
SEA
LHR
16h 15m
1 stop
LHR
SEA
16h 40m
1 stop
Depart: Sun May 14 2017 Return: Tue May 23 2017 Trip spans 10 days
Virgin Atlantic
Virgin Atlantic
SEA
LHR
9h 00m
nonstop
LHR
SEA
9h 40m
nonstop
Depart: Tue Jun 20 2017 Return: Tue Jul 4 2017 Trip spans 15 days
Virgin Atlantic
Virgin Atlantic
SEA
LHR
15h 05m
1 stop
LHR
SEA
15h 02m
1 stop
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 Mar 30 - Oct 26
6232 1:20 pm 6:50 am Mar 27 - May 29
6232 1:30 pm 7:00 am Mar 26 - Oct 27
6232 1:40 pm 7:00 am Feb 23 - Mar 10
6232 1:45 pm 7:05 am Feb 25 - Mar 11
6232 2:40 pm 7:00 am Mar 16 - Mar 24
6232 2:45 pm 7:05 am Mar 18 - Mar 18
6232 2:45 pm 8:05 am Mar 25 - Mar 25
6127 6:15 pm 11:45 am Feb 24 - Mar 10
6127 6:30 pm 12:00 pm Feb 23 - Mar 11
6127 7:15 pm 12:25 pm Mar 26 - Oct 27
6127 7:15 pm 12:25 pm Mar 25 - Mar 25
6127 7:15 pm 11:45 am Mar 12 - Mar 24
6127 7:30 pm 12:00 pm Mar 14 - Mar 23
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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Airports
Origin

Seattle
$486
Destination

London
$486
Airlines Airline reviews

49 travelers who booked a flight from Seattle to London rated their chosen airlines with an average of 7.9.

Overall
8.0
Boarding
8.2
Crew
8.6
Comfort
7.3
Food
7.4
Entertainment
8.0