Find Cheap Flights from Seattle to Europe

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 to Europe

(Round-trip)
Depart: Tue Nov 7 2017 Return: Fri Nov 10 2017 Trip spans 4 days
Major Airline
Major Airline
SEA
LHR
13h 14m
1 stop
LHR
SEA
12h 00m
1 stop
Depart: Tue Sep 5 2017 Return: Fri Sep 15 2017 Trip spans 11 days
Air Canada
Air Canada
SEA
CPH
16h 50m
1 stop
CPH
SEA
31h 30m
2 stops
Depart: Mon Oct 9 2017 Return: Thu Oct 19 2017 Trip spans 11 days
British Airways
British Airways
SEA
BCN
18h 05m
1 stop
BCN
SEA
16h 44m
1 stop
Depart: Fri Sep 29 2017 Return: Sun Oct 8 2017 Trip spans 10 days
Norwegian
Norwegian
SEA
LGW
9h 20m
nonstop
LGW
SEA
9h 55m
nonstop
Depart: Mon Oct 30 2017 Return: Sat Nov 11 2017 Trip spans 13 days
Icelandair
Icelandair
SEA
LHR
11h 45m
1 stop
LHR
SEA
12h 00m
1 stop
Depart: Tue Sep 19 2017 Return: Tue Oct 17 2017 Trip spans 29 days
Virgin Atlantic
Virgin Atlantic
SEA
LGW
32h 15m
1 stop
LGW
SEA
18h 44m
1 stop
Depart: Sun Oct 1 2017 Return: Sun Oct 8 2017 Trip spans 8 days
United
United
SEA
KEF
15h 33m
2 stops
KEF
SEA
17h 55m
2 stops
Depart: Tue Aug 22 2017 Return: Wed Sep 13 2017 Trip spans 23 days
KLM
KLM
SEA
AMS
10h 04m
nonstop
AMS
SEA
10h 21m
nonstop
Depart: Fri Oct 6 2017 Return: Sun Oct 8 2017 Trip spans 3 days
American Airlines
American Airlines
SEA
MAD
18h 52m
2 stops
MAD
SEA
38h 12m
1 stop
Depart: Wed Oct 4 2017 Return: Tue Oct 10 2017 Trip spans 7 days
SWISS
SWISS
SEA
CPH
39h 45m
2 stops
CPH
SEA
36h 24m
2 stops
Depart: Thu Oct 19 2017 Return: Sat Oct 28 2017 Trip spans 10 days
Delta
Delta
SEA
LGW
13h 55m
1 stop
LGW
SEA
15h 29m
1 stop
Depart: Tue Sep 12 2017 Return: Tue Oct 3 2017 Trip spans 22 days
Lufthansa
Lufthansa
SEA
LCY
18h 20m
1 stop
LCY
SEA
17h 25m
2 stops
Depart: Wed Oct 4 2017 Return: Sat Oct 21 2017 Trip spans 18 days
Condor
Condor
SEA
MUC
10h 30m
nonstop
MUC
SEA
11h 05m
nonstop
Depart: Tue Aug 8 2017 Return: Thu Aug 24 2017 Trip spans 17 days
Air France
Air France
SEA
CDG
16h 06m
1 stop
CDG
SEA
15h 51m
1 stop
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: Wed Aug 16 2017 Return: Wed Sep 27 2017 Trip spans 43 days
Iberia
Iberia
SEA
MAD
15h 45m
1 stop
MAD
SEA
27h 45m
1 stop
Depart: Sun Oct 1 2017 Return: Sun Oct 8 2017 Trip spans 8 days
Norwegian
Norwegian
SEA
LGW
9h 20m
nonstop
LGW
SEA
9h 55m
nonstop
Depart: Mon Jun 19 2017 Return: Fri Jun 23 2017 Trip spans 5 days
WestJet
WestJet
SEA
LGW
13h 40m
1 stop
LGW
SEA
15h 33m
1 stop
Depart: Tue Oct 10 2017 Return: Sun Oct 22 2017 Trip spans 13 days
Icelandair
Icelandair
SEA
AMS
11h 10m
1 stop
AMS
SEA
12h 45m
1 stop
Depart: Wed Nov 8 2017 Return: Wed Nov 15 2017 Trip spans 8 days
Norwegian
Norwegian
SEA
LGW
9h 30m
nonstop
LGW
SEA
9h 55m
nonstop
* 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
$408
Destination

Copenhagen
$429
Munich
$624
Reykjavik
$509
Amsterdam
$481
Barcelona
$439
Madrid
$554
London
only $408
only $591
only $450
Paris
$668