Find Cheap Flights from Europe to Seattle

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 Europe to Seattle

(Round-trip)
Depart: Tue Feb 13 2018 Return: Tue Mar 6 2018 Trip spans 22 days
Multiple Airlines
Multiple Airlines
OSL
SEA
16h 25m
1 stop
SEA
OSL
16h 55m
1 stop
Depart: Sun Feb 18 2018 Return: Sun Mar 4 2018 Trip spans 15 days
KLM
KLM
CPH
SEA
19h 23m
2 stops
SEA
CPH
19h 41m
1 stop
Depart: Wed Jan 17 2018 Return: Fri Jan 26 2018 Trip spans 10 days
Norwegian
Norwegian
LGW
SEA
9h 55m
nonstop
SEA
LGW
9h 30m
nonstop
Depart: Tue Dec 12 2017 Return: Thu Dec 28 2017 Trip spans 17 days
Delta
Delta
CPH
SEA
19h 46m
2 stops
SEA
CPH
12h 52m
1 stop
Depart: Sun May 27 2018 Return: Thu Jun 7 2018 Trip spans 12 days
Condor
Condor
MAN
SEA
9h 30m
nonstop
SEA
MAN
9h 05m
nonstop
Depart: Mon Dec 18 2017 Return: Tue Jan 9 2018 Trip spans 23 days
SWISS
SWISS
ARN
SEA
20h 13m
2 stops
SEA
ARN
20h 09m
2 stops
Depart: Sun Dec 17 2017 Return: Tue Jan 9 2018 Trip spans 24 days
British Airways
British Airways
CPH
SEA
20h 50m
2 stops
SEA
CPH
19h 05m
2 stops
Depart: Tue May 1 2018 Return: Thu May 31 2018 Trip spans 31 days
Finnair
Finnair
SVO
SEA
33h 23m
2 stops
SEA
SVO
25h 20m
2 stops
Depart: Sun May 27 2018 Return: Sun Jun 10 2018 Trip spans 15 days
Thomas Cook Airlines
Thomas Cook Airlines
MAN
SEA
9h 30m
nonstop
SEA
MAN
9h 05m
nonstop
Depart: Fri Jan 12 2018 Return: Sat Jan 13 2018 Trip spans 2 days
Lufthansa
Lufthansa
LCY
SEA
20h 31m
2 stops
SEA
LCY
41h 50m
2 stops
Depart: Sat Jan 27 2018 Return: Mon Feb 5 2018 Trip spans 10 days
Multiple Airlines
Multiple Airlines
OSL
SEA
30h 55m
1 stop
SEA
OSL
16h 55m
1 stop
Depart: Tue Mar 6 2018 Return: Tue Mar 20 2018 Trip spans 14 days
KLM
KLM
CPH
SEA
14h 20m
1 stop
SEA
CPH
18h 25m
2 stops
Depart: Fri Jan 19 2018 Return: Wed Jan 31 2018 Trip spans 13 days
Norwegian
Norwegian
LGW
SEA
9h 50m
nonstop
SEA
LGW
9h 30m
nonstop
Depart: Thu Feb 1 2018 Return: Mon Feb 12 2018 Trip spans 12 days
Delta
Delta
CPH
SEA
14h 20m
1 stop
SEA
CPH
20h 45m
2 stops
Depart: Fri Apr 27 2018 Return: Wed May 2 2018 Trip spans 6 days
Multiple Airlines
Multiple Airlines
OSL
SEA
24h 15m
1 stop
SEA
OSL
17h 40m
1 stop
Depart: Wed Mar 14 2018 Return: Wed Mar 28 2018 Trip spans 15 days
KLM
KLM
CPH
SEA
14h 20m
1 stop
SEA
CPH
17h 30m
2 stops
Depart: Wed Jan 17 2018 Return: Wed Jan 31 2018 Trip spans 15 days
Norwegian
Norwegian
LGW
SEA
9h 55m
nonstop
SEA
LGW
9h 30m
nonstop
Depart: Mon Dec 18 2017 Return: Tue Jan 9 2018 Trip spans 23 days
British Airways
British Airways
CPH
SEA
20h 45m
2 stops
SEA
CPH
19h 05m
2 stops
Depart: Sun Jan 21 2018 Return: Wed Jan 31 2018 Trip spans 11 days
Norwegian
Norwegian
LGW
SEA
9h 55m
nonstop
SEA
LGW
9h 30m
nonstop
Depart: Mon Jan 8 2018 Return: Tue Jan 16 2018 Trip spans 9 days
Finnair
Finnair
CPH
SEA
34h 22m
2 stops
SEA
CPH
19h 15m
2 stops
* 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 and someone from our team will get back to you promptly.

Airports
Origin

Copenhagen
$451
Oslo
$446
London
only $581
only $469
Manchester
$519
Moscow
$567
Stockholm
$559
Destination

Seattle
$446