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
Students
under 26
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: Sat Mar 4 2017 Return: Sat Mar 18 2017 Trip spans 14 days
British Airways
British Airways
LHR
SEA
9h 50m
nonstop
SEA
LHR
24h 55m
1 stop
Depart: Thu Feb 23 2017 Return: Tue Feb 28 2017 Trip spans 6 days
Icelandair
Icelandair
LGW
SEA
12h 10m
1 stop
SEA
LGW
11h 45m
1 stop
Depart: Mon Mar 13 2017 Return: Thu Mar 23 2017 Trip spans 11 days
KLM
KLM
LCY
SEA
20h 43m
2 stops
SEA
LCY
19h 45m
1 stop
Depart: Sat Dec 10 2016 Return: Fri Dec 30 2016 Trip spans 21 days
Lufthansa
Lufthansa
LHR
SEA
16h 15m
2 stops
SEA
LHR
17h 40m
1 stop
Depart: Wed Feb 1 2017 Return: Wed Mar 22 2017 Trip spans 49 days
SWISS
SWISS
LCY
SEA
20h 47m
2 stops
SEA
LCY
19h 35m
2 stops
Depart: Wed Dec 7 2016 Return: Wed Dec 14 2016 Trip spans 8 days
Virgin Atlantic
Virgin Atlantic
LHR
SEA
10h 44m
nonstop
SEA
LHR
13h 10m
1 stop
Depart: Sat May 6 2017 Return: Sat May 20 2017 Trip spans 15 days
WestJet
WestJet
LGW
SEA
13h 24m
1 stop
SEA
LGW
29h 54m
1 stop
Depart: Sat Feb 11 2017 Return: Sat Feb 18 2017 Trip spans 8 days
$1109
Select
Turkish Airlines
Turkish Airlines
LGW
SEA
36h 12m
2 stops
SEA
LGW
35h 30m
2 stops
Depart: Wed Mar 1 2017 Return: Thu Mar 9 2017 Trip spans 9 days
Icelandair
Icelandair
LGW
SEA
12h 10m
1 stop
SEA
LGW
11h 45m
1 stop
Depart: Mon Apr 17 2017 Return: Mon Apr 24 2017 Trip spans 8 days
British Airways
British Airways
LHR
SEA
9h 35m
nonstop
SEA
LHR
9h 15m
nonstop
Depart: Fri Jan 13 2017 Return: Mon Jan 16 2017 Trip spans 4 days
Icelandair
Icelandair
LHR
SEA
28h 05m
1 stop
SEA
LHR
11h 45m
1 stop
Depart: Mon Apr 3 2017 Return: Fri Apr 14 2017 Trip spans 12 days
British Airways
British Airways
LHR
SEA
35h 48m
1 stop
SEA
LHR
9h 15m
nonstop
Depart: Mon Apr 17 2017 Return: Mon Apr 24 2017 Trip spans 8 days
KLM
KLM
LCY
SEA
23h 12m
1 stop
SEA
LCY
13h 38m
1 stop
Depart: Mon Feb 13 2017 Return: Wed Mar 1 2017 Trip spans 17 days
SWISS
SWISS
LCY
SEA
20h 48m
2 stops
SEA
LCY
20h 10m
2 stops
Depart: Fri Mar 17 2017 Return: Sun Apr 2 2017 Trip spans 17 days
Lufthansa
Lufthansa
LCY
SEA
25h 35m
1 stop
SEA
LCY
18h 20m
1 stop
Depart: Wed Feb 22 2017 Return: Sun Feb 26 2017 Trip spans 5 days
Icelandair
Icelandair
LHR
SEA
28h 05m
1 stop
SEA
LHR
11h 45m
1 stop
Depart: Thu Jun 15 2017 Return: Mon Jul 3 2017 Trip spans 19 days
British Airways
British Airways
LHR
SEA
9h 35m
nonstop
SEA
LHR
9h 15m
nonstop
Depart: Fri Apr 7 2017 Return: Sat Apr 22 2017 Trip spans 16 days
KLM
KLM
LCY
SEA
14h 07m
1 stop
SEA
LCY
19h 30m
1 stop
Depart: Wed Jun 14 2017 Return: Wed Jun 28 2017 Trip spans 15 days
SWISS
SWISS
LCY
SEA
21h 34m
2 stops
SEA
LCY
22h 15m
2 stops
Depart: Sat Jan 14 2017 Return: Sun Jan 22 2017 Trip spans 9 days
Icelandair
Icelandair
LGW
SEA
12h 10m
1 stop
SEA
LGW
11h 45m
1 stop
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 1:44 pm Dec 1 - Dec 12
37 11:00 am 1:44 pm Dec 13 - Dec 22
37 11:00 am 1:44 pm Dec 24 - Dec 31
37 11:00 am 1:25 pm Jan 1 - Jan 11
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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Why aren’t prices accurate 100% of the time?
Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find, on occasion, that certain prices are no longer available.

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Airports
Origin

London
only $603
only $708
only $627
Destination

Seattle
$603
Airlines Airline reviews

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

Overall
7.9
Boarding
7.6
Crew
8.4
Comfort
7.1
Food
7.6
Entertainment
7.7