Find Deals on Flights from Cologne Köln/Bonn 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
Students
under 26
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 Cologne Köln/Bonn to Seattle

(Round-trip)
Depart: Tue Mar 21 2017 Return: Tue Apr 4 2017 Trip spans 15 days
SWISS
SWISS
CGN
6:55a
SEA
2:18a
19h 23m
2 stops
SEA
6:45a
CGN
1:05a
18h 20m
2 stops
Depart: Wed Mar 22 2017 Return: Mon Apr 3 2017 Trip spans 13 days
Lufthansa
Lufthansa
CGN
5:50a
SEA
1:30a
19h 40m
2 stops
SEA
10:00a
CGN
2:50a
16h 50m
2 stops
Depart: Wed May 17 2017 Return: Thu Jun 8 2017 Trip spans 23 days
Condor
Condor
CGN
6:00a
SEA
6:02a
24h 02m
2 stops
SEA
10:35a
CGN
8:00a
21h 25m
1 stop
Depart: Mon Jun 5 2017 Return: Tue Jul 18 2017 Trip spans 44 days
Turkish Airlines
Turkish Airlines
CGN
3:50p
SEA
2:29a
34h 39m
2 stops
SEA
2:00a
CGN
5:55a
27h 55m
2 stops
Depart: Sat Jan 28 2017 Return: Mon Jan 30 2017 Trip spans 3 days
$1339
Select
British Airways
British Airways
CGN
5:05a
SEA
1:26a
20h 21m
2 stops
SEA
1:15p
CGN
5:55a
16h 40m
2 stops
Depart: Mon Mar 20 2017 Return: Tue Apr 4 2017 Trip spans 16 days
SWISS
SWISS
CGN
2:40p
SEA
2:18a
35h 38m
2 stops
SEA
6:45a
CGN
1:05a
18h 20m
2 stops
Depart: Sat Mar 18 2017 Return: Tue Mar 28 2017 Trip spans 11 days
SWISS
SWISS
CGN
2:55a
SEA
2:10a
23h 15m
2 stops
SEA
5:45a
CGN
1:05a
19h 20m
2 stops
Depart: Mon Jan 23 2017 Return: Tue Jan 31 2017 Trip spans 9 days
Lufthansa
Lufthansa
CGN
1:30a
SEA
3:50p
14h 20m
2 stops
SEA
2:50a
CGN
7:45p
16h 55m
2 stops
Depart: Mon Jul 3 2017 Return: Tue Jul 18 2017 Trip spans 16 days
Turkish Airlines
Turkish Airlines
CGN
3:50p
SEA
2:29a
34h 39m
2 stops
SEA
2:00a
CGN
9:45a
31h 45m
2 stops
Depart: Wed Jun 21 2017 Return: Wed Jul 12 2017 Trip spans 22 days
Condor
Condor
CGN
5:30a
SEA
8:15p
14h 45m
1 stop
SEA
1:15p
CGN
2:45a
13h 30m
1 stop
Depart: Fri Mar 17 2017 Return: Tue Apr 4 2017 Trip spans 19 days
SWISS
SWISS
CGN
6:55a
SEA
2:19a
19h 24m
2 stops
SEA
6:45a
CGN
1:05a
18h 20m
2 stops
Depart: Thu May 11 2017 Return: Mon May 15 2017 Trip spans 5 days
Lufthansa
Lufthansa
CGN
9:10a
SEA
2:11a
17h 01m
2 stops
SEA
11:30a
CGN
3:35a
16h 05m
2 stops
Depart: Tue Jul 4 2017 Return: Tue Jul 18 2017 Trip spans 15 days
Turkish Airlines
Turkish Airlines
CGN
7:40p
SEA
2:29a
30h 49m
2 stops
SEA
2:00a
CGN
9:45a
31h 45m
2 stops
Depart: Thu Mar 23 2017 Return: Tue Apr 4 2017 Trip spans 13 days
SWISS
SWISS
CGN
6:55a
SEA
2:18a
19h 23m
2 stops
SEA
6:45a
CGN
1:05a
18h 20m
2 stops
Depart: Sat May 27 2017 Return: Sat Jul 1 2017 Trip spans 36 days
$1030
Select
Condor
Condor
CGN
2:50a
SEA
2:14a
23h 24m
2 stops
SEA
10:15a
CGN
3:35a
17h 20m
1 stop
Depart: Mon May 15 2017 Return: Wed Jun 7 2017 Trip spans 24 days
Turkish Airlines
Turkish Airlines
CGN
6:00a
SEA
2:29a
44h 29m
2 stops
SEA
2:00a
CGN
8:05p
42h 05m
2 stops
Depart: Fri May 12 2017 Return: Mon May 29 2017 Trip spans 18 days
Lufthansa
Lufthansa
CGN
9:10a
SEA
2:11a
17h 01m
2 stops
SEA
11:30a
CGN
2:50a
15h 20m
2 stops
Depart: Mon Mar 13 2017 Return: Tue Mar 28 2017 Trip spans 16 days
SWISS
SWISS
CGN
6:55a
SEA
2:18a
19h 23m
2 stops
SEA
5:45a
CGN
1:05a
19h 20m
2 stops
Depart: Wed May 31 2017 Return: Sat Jul 1 2017 Trip spans 32 days
$1030
Select
Condor
Condor
CGN
6:00a
SEA
6:02a
24h 02m
2 stops
SEA
10:15a
CGN
11:35p
13h 20m
1 stop
Depart: Sun Jun 25 2017 Return: Tue Jul 25 2017 Trip spans 31 days
Turkish Airlines
Turkish Airlines
CGN
6:00a
SEA
2:29a
44h 29m
2 stops
SEA
2:00a
CGN
9:45a
31h 45m
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

Cologne
$796
Destination

Seattle
$796