Find Cheap Flights from Kastrup Copenhagen 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.
Compare vs. KAYAK all | none
Browse Origins:
Browse Destinations:

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

Book cheap flights from Kastrup Copenhagen to Seattle

(Round-trip)
Depart: Tue Sep 19 2017 Return: Tue Oct 10 2017 Trip spans 22 days
British Airways
British Airways
CPH
3:20a
SEA
12:33a
21h 13m
2 stops
SEA
3:15p
CPH
8:55a
17h 40m
1 stop
Depart: Tue Dec 19 2017 Return: Wed Jan 3 2018 Trip spans 16 days
Lufthansa
Lufthansa
CPH
1:10a
SEA
3:50p
14h 40m
1 stop
SEA
9:05a
CPH
9:45p
12h 40m
1 stop
Depart: Mon Oct 2 2017 Return: Wed Oct 11 2017 Trip spans 10 days
American Airlines
American Airlines
CPH
3:20a
SEA
2:05a
22h 45m
2 stops
SEA
3:15p
CPH
11:55p
32h 40m
1 stop
Depart: Sun Sep 17 2017 Return: Tue Oct 10 2017 Trip spans 24 days
Brussels Airlines
Brussels Airlines
CPH
2:15p
SEA
1:20a
35h 05m
2 stops
SEA
3:45a
CPH
4:30a
24h 45m
2 stops
Depart: Thu Oct 26 2017 Return: Sun Oct 29 2017 Trip spans 4 days
Air Canada
Air Canada
CPH
3:05a
SEA
11:35p
20h 30m
2 stops
SEA
5:25p
CPH
12:50a
55h 25m
2 stops
Depart: Mon Sep 11 2017 Return: Tue Oct 3 2017 Trip spans 23 days
KLM
KLM
CPH
7:50a
SEA
3:10a
19h 20m
2 stops
SEA
7:30a
CPH
12:55a
17h 25m
2 stops
Depart: Sat Oct 14 2017 Return: Tue Oct 24 2017 Trip spans 11 days
Iberia
Iberia
CPH
1:10p
SEA
10:10p
33h 00m
2 stops
SEA
3:00a
CPH
1:35a
22h 35m
2 stops
Depart: Sun Oct 1 2017 Return: Fri Oct 6 2017 Trip spans 6 days
British Airways
British Airways
CPH
9:45a
SEA
2:41p
28h 56m
2 stops
SEA
7:59p
CPH
8:55p
24h 56m
2 stops
Depart: Fri Sep 8 2017 Return: Sun Oct 1 2017 Trip spans 24 days
British Airways
British Airways
CPH
2:15p
SEA
9:17p
31h 02m
2 stops
SEA
3:15p
CPH
8:55a
17h 40m
1 stop
Depart: Thu Dec 21 2017 Return: Thu Jan 4 2018 Trip spans 15 days
Lufthansa
Lufthansa
CPH
9:30a
SEA
3:50p
30h 20m
1 stop
SEA
9:05a
CPH
4:05a
19h 00m
1 stop
Depart: Fri Sep 15 2017 Return: Sun Sep 24 2017 Trip spans 10 days
American Airlines
American Airlines
CPH
3:20a
SEA
2:05a
22h 45m
2 stops
SEA
4:05a
CPH
6:30a
26h 25m
2 stops
Depart: Tue Sep 5 2017 Return: Thu Sep 28 2017 Trip spans 24 days
Brussels Airlines
Brussels Airlines
CPH
2:50a
SEA
2:18a
23h 28m
2 stops
SEA
3:35a
CPH
9:30a
29h 55m
2 stops
Depart: Wed Oct 11 2017 Return: Wed Oct 25 2017 Trip spans 15 days
British Airways
British Airways
CPH
7:05a
SEA
10:10p
15h 05m
1 stop
SEA
10:36a
CPH
6:30a
19h 54m
2 stops
Depart: Sun Sep 10 2017 Return: Thu Sep 28 2017 Trip spans 19 days
Brussels Airlines
Brussels Airlines
CPH
2:50a
SEA
1:20a
22h 30m
2 stops
SEA
3:35a
CPH
10:05p
18h 30m
2 stops
Depart: Fri Oct 13 2017 Return: Sun Oct 22 2017 Trip spans 10 days
Lufthansa
Lufthansa
CPH
8:15a
SEA
1:55a
17h 40m
2 stops
SEA
10:00a
CPH
10:15p
12h 15m
1 stop
Depart: Thu Oct 12 2017 Return: Sat Oct 21 2017 Trip spans 10 days
KLM
KLM
CPH
5:35a
SEA
2:44a
21h 09m
2 stops
SEA
2:00p
CPH
9:30a
19h 30m
1 stop
Depart: Mon Sep 25 2017 Return: Wed Oct 4 2017 Trip spans 10 days
British Airways
British Airways
CPH
7:05a
SEA
10:10p
15h 05m
1 stop
SEA
10:36a
CPH
6:30a
19h 54m
2 stops
Depart: Sun Sep 24 2017 Return: Wed Oct 4 2017 Trip spans 11 days
Air Canada
Air Canada
CPH
7:05a
SEA
3:13p
32h 08m
1 stop
SEA
5:05a
CPH
10:15p
17h 10m
2 stops
Depart: Sun Feb 25 2018 Return: Fri Mar 16 2018 Trip spans 19 days
British Airways
British Airways
CPH
5:05a
SEA
12:49a
19h 44m
2 stops
SEA
10:40a
CPH
7:05a
20h 25m
1 stop
Depart: Sun Oct 8 2017 Return: Tue Oct 17 2017 Trip spans 10 days
Lufthansa
Lufthansa
CPH
2:40a
SEA
4:50p
14h 10m
1 stop
SEA
2:45a
CPH
8:15p
17h 30m
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 email and someone from our team will get back to you promptly.

Airports
Origin

Copenhagen
$425
Destination

Seattle
$425