Find Deals on Flights from Seattle to United Kingdom

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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Dates flexible? Here are the best fares found in the past 48 hours...

Book cheap flights from Seattle to United Kingdom

(Round-trip)
Depart: Wed Apr 26 2017 Return: Sun Apr 30 2017 Trip spans 5 days
Icelandair
Icelandair
SEA
LHR
19h 40m
1 stop
LHR
SEA
28h 35m
1 stop
Depart: Mon May 1 2017 Return: Mon May 8 2017 Trip spans 8 days
Virgin Atlantic
Virgin Atlantic
SEA
LGW
18h 05m
1 stop
LGW
SEA
18h 41m
1 stop
Depart: Tue May 2 2017 Return: Thu May 25 2017 Trip spans 24 days
Major Airline
Major Airline
SEA
MAN
16h 50m
1 stop
MAN
SEA
18h 13m
1 stop
Depart: Sun Jun 4 2017 Return: Sun Jun 18 2017 Trip spans 15 days
American Airlines
American Airlines
SEA
MAN
16h 45m
1 stop
MAN
SEA
21h 06m
1 stop
Depart: Mon May 1 2017 Return: Mon May 8 2017 Trip spans 8 days
SWISS
SWISS
SEA
LCY
18h 15m
2 stops
LCY
SEA
22h 30m
2 stops
Depart: Mon Sep 4 2017 Return: Mon Sep 18 2017 Trip spans 15 days
KLM
KLM
SEA
EDI
19h 31m
1 stop
EDI
SEA
18h 27m
2 stops
Depart: Thu Jun 1 2017 Return: Fri Jun 16 2017 Trip spans 16 days
British Airways
British Airways
SEA
LHR
9h 30m
nonstop
LHR
SEA
9h 40m
nonstop
Depart: Wed Jun 7 2017 Return: Thu Jun 15 2017 Trip spans 9 days
Lufthansa
Lufthansa
SEA
SOU
19h 55m
2 stops
SOU
SEA
25h 33m
2 stops
Depart: Wed May 17 2017 Return: Wed May 24 2017 Trip spans 8 days
Condor
Condor
SEA
EDI
27h 54m
2 stops
EDI
SEA
21h 24m
2 stops
Depart: Wed May 17 2017 Return: Wed May 31 2017 Trip spans 15 days
Delta
Delta
SEA
GLA
18h 18m
1 stop
GLA
SEA
16h 59m
1 stop
Depart: Mon Jun 12 2017 Return: Sat Jun 17 2017 Trip spans 6 days
WestJet
WestJet
SEA
LGW
28h 10m
1 stop
LGW
SEA
15h 55m
1 stop
Depart: Tue Jul 11 2017 Return: Fri Aug 25 2017 Trip spans 46 days
Finnair
Finnair
SEA
LHR
9h 10m
nonstop
LHR
SEA
9h 55m
nonstop
Depart: Mon Jun 5 2017 Return: Fri Jun 16 2017 Trip spans 12 days
Alitalia
Alitalia
SEA
LCY
18h 43m
2 stops
LCY
SEA
32h 17m
2 stops
Depart: Sun Jul 9 2017 Return: Fri Jul 14 2017 Trip spans 6 days
Thomas Cook Airlines
Thomas Cook Airlines
SEA
MAN
17h 15m
1 stop
MAN
SEA
18h 08m
1 stop
Depart: Mon Jul 31 2017 Return: Thu Aug 10 2017 Trip spans 11 days
Air Canada
Air Canada
SEA
GLA
16h 05m
1 stop
GLA
SEA
22h 44m
1 stop
Depart: Fri Jun 16 2017 Return: Sun Jul 2 2017 Trip spans 17 days
Iberia
Iberia
SEA
LHR
24h 00m
2 stops
LHR
SEA
36h 07m
2 stops
Depart: Fri Apr 28 2017 Return: Fri May 12 2017 Trip spans 15 days
Icelandair
Icelandair
SEA
LGW
11h 15m
1 stop
LGW
SEA
13h 05m
1 stop
Depart: Sun Apr 30 2017 Return: Tue May 9 2017 Trip spans 10 days
Virgin Atlantic
Virgin Atlantic
SEA
LHR
9h 00m
nonstop
LHR
SEA
9h 40m
nonstop
Depart: Thu Sep 21 2017 Return: Fri Oct 6 2017 Trip spans 16 days
Major Airline
Major Airline
SEA
LHR
27h 24m
1 stop
LHR
SEA
33h 55m
1 stop
Depart: Mon May 29 2017 Return: Fri Jun 9 2017 Trip spans 12 days
Icelandair
Icelandair
SEA
LGW
11h 15m
1 stop
LGW
SEA
12h 35m
1 stop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

We attempt to get accurate prices, however, prices are not guaranteed.

Here's why:

We’re not the seller.
At KAYAK we don’t set the prices, so it’s not possible for us to guarantee what other companies are selling.

We compile tonnes of data for you
Our service lets you quickly and easily compare results from hundreds of travel sites at once. In this sense, KAYAK is a search engine and we can't guarantee prices we find.

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.

If you have more questions or if you have a bad price to report to us,
please send us an email and someone from our team will get back to you promptly.

Airports
Origin

Seattle
$586
Destination

Southampton
$764
London
only $586
only $740
only $606
Manchester
$647
Glasgow
$806
Edinburgh
$758