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Cheap flights from Seattle to Cologne from $464

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Cologne departing on 3/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Seattle to Cologne

Cheap round-trip flights

Enter your travel dates to find the best prices.
Lufthansa Logo
6:50 pm - 5:20 pm
SEA
-
CGN
13h 30m
1 stop
Lufthansa Logo
8:10 pm - 4:59 pm
CGN
-
SEA
29h 49m
1 stop
$672Lufthansa
Sun, Apr 12 - Tue, Apr 21
Multiple Airlines Logo
8:00 am - 12:25 pm
SEA
-
CGN
19h 25m
2 stops
Multiple Airlines Logo
1:05 pm - 4:59 pm
CGN
-
SEA
12h 54m
1 stop
$674Multiple Airlines
Wed, Apr 29 - Wed, May 6
Lufthansa Logo
6:50 pm - 5:20 pm
SEA
-
CGN
13h 30m
1 stop
Lufthansa Logo
8:30 am - 4:59 pm
CGN
-
SEA
17h 29m
1 stop
$690Lufthansa
Wed, Apr 29 - Wed, May 6
Air Canada Logo
8:00 am - 12:25 pm
SEA
-
CGN
19h 25m
2 stops
Air Canada Logo
1:05 pm - 10:40 pm
CGN
-
SEA
18h 35m
2 stops
$698Air Canada
Wed, Apr 29 - Wed, May 6
Lufthansa Logo
6:50 pm - 5:20 pm
SEA
-
CGN
13h 30m
1 stop
Lufthansa Logo
8:30 am - 10:42 pm
CGN
-
SEA
23h 12m
2 stops
$721Lufthansa
Sun, Apr 12 - Tue, Apr 21
Multiple Airlines Logo
8:00 am - 12:25 pm
SEA
-
CGN
19h 25m
2 stops
Multiple Airlines Logo
8:40 pm - 7:00 pm
CGN
-
SEA
31h 20m
2 stops
$722Multiple Airlines
Mon, Apr 27 - Mon, May 4
Multiple Airlines Logo
2:39 pm - 5:20 pm
SEA
-
CGN
17h 41m
2 stops
Multiple Airlines Logo
8:40 pm - 8:53 pm
CGN
-
SEA
33h 13m
2 stops
$734Multiple Airlines
Sun, Apr 12 - Tue, Apr 21
United Airlines Logo
1:07 pm - 5:40 pm
SEA
-
CGN
19h 33m
2 stops
United Airlines Logo
1:05 pm - 11:10 pm
CGN
-
SEA
19h 05m
2 stops
$824United Airlines
Thu, May 14 - Thu, May 21
Turkish Airlines Logo
8:00 pm - 5:15 pm
SEA
-
CGN
37h 15m
1 stop
Turkish Airlines Logo
7:10 pm - 5:15 pm
CGN
-
SEA
31h 05m
1 stop
$852Turkish Airlines
Thu, Mar 26 - Wed, Apr 8
Turkish Airlines Logo
7:10 pm - 6:10 pm
SEA
-
CGN
38h 00m
1 stop
Turkish Airlines Logo
7:10 pm - 5:15 pm
CGN
-
SEA
31h 05m
1 stop
$891Turkish Airlines
Mon, Apr 27 - Mon, May 4

Air Canada flights from Seattle to Cologne

Our best Air Canada deals on Seattle to Cologne flight tickets
Air Canada
Apr 29
SEA8:00 amSeattle/Tacoma Intl
19h 25m
2 stops
CGN12:25 pmCologne Köln/Bonn
May 6
CGN1:05 pmCologne Köln/Bonn
18h 35m
2 stops
SEA10:40 pmSeattle/Tacoma Intl
$698
Air Canada
Mar 25
SEA3:40 pmSeattle/Tacoma Intl
36h 30m
2 stops
CGN12:10 pmCologne Köln/Bonn
Apr 14
CGN1:05 pmCologne Köln/Bonn
41h 48m
2 stops
SEA9:53 pmSeattle/Tacoma Intl
$829
Air Canada
Mar 26
SEA3:40 pmSeattle/Tacoma Intl
36h 30m
2 stops
CGN12:10 pmCologne Köln/Bonn
Apr 8
CGN6:20 amCologne Köln/Bonn
24h 33m
2 stops
SEA9:53 pmSeattle/Tacoma Intl
$910

United Airlines flights from Seattle to Cologne

Our best United Airlines deals on Seattle to Cologne flight tickets
United Airlines
May 14
SEA1:07 pmSeattle/Tacoma Intl
19h 33m
2 stops
CGN5:40 pmCologne Köln/Bonn
May 21
CGN1:05 pmCologne Köln/Bonn
19h 05m
2 stops
SEA11:10 pmSeattle/Tacoma Intl
$824
United Airlines
Mar 25
SEA4:10 pmSeattle/Tacoma Intl
12h 40m
1 stop
CGN12:50 pmCologne Köln/Bonn
Apr 14
CGN1:05 pmCologne Köln/Bonn
19h 22m
2 stops
SEA11:27 pmSeattle/Tacoma Intl
$830
United Airlines
Mar 25
SEA8:59 amSeattle/Tacoma Intl
19h 51m
3 stops
CGN12:50 pmCologne Köln/Bonn
Apr 14
CGN1:05 pmCologne Köln/Bonn
18h 37m
2 stops
SEA10:42 pmSeattle/Tacoma Intl
$834

momondo Fare Finder

 
Customize your flight search to find flights from Seattle to Cologne that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated March 16, 2026.
Use the filters below to find and compare flights from Seattle to Cologne that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleCologne

SEA - CGN

SEACGN

Seattle/Tacoma Intl

Sun 4/12

6:50 pm-5:20 pm

1 stop13h 30m

Cologne Köln/Bonn

Tue 4/21

8:10 pm-4:59 pm

1 stop29h 49m

$672

SeattleCologne

SEA - CGN

SEACGN

Seattle/Tacoma Intl

Wed 4/29

8:00 am-12:25 pm

2 stops19h 25m

Cologne Köln/Bonn

Wed 5/6

1:05 pm-4:59 pm

1 stop12h 54m

$674
Quickest round-trip

SeattleCologne

SEA - CGN

SEACGN

Seattle/Tacoma Intl

Wed 4/29

6:50 pm-5:20 pm

1 stop13h 30m

Cologne Köln/Bonn

Wed 5/6

8:30 am-4:59 pm

1 stop17h 29m

$690

SeattleCologne

SEA - CGN

SEACGN

Seattle/Tacoma Intl

Wed 4/29

8:00 am-12:25 pm

2 stops19h 25m

Cologne Köln/Bonn

Wed 5/6

1:05 pm-10:40 pm

2 stops18h 35m

$698

SeattleCologne

SEA - CGN

SEACGN

Seattle/Tacoma Intl

Sun 4/12

6:50 pm-5:20 pm

1 stop13h 30m

Cologne Köln/Bonn

Tue 4/21

8:30 am-10:42 pm

2 stops23h 12m

$721

SeattleCologne

SEA - CGN

SEACGN

Seattle/Tacoma Intl

Mon 4/27

8:00 am-12:25 pm

2 stops19h 25m

Cologne Köln/Bonn

Mon 5/4

8:40 pm-7:00 pm

2 stops31h 20m

$722

SeattleCologne

SEA - CGN

SEACGN

Seattle/Tacoma Intl

Sun 4/12

2:39 pm-5:20 pm

2 stops17h 41m

Cologne Köln/Bonn

Tue 4/21

8:40 pm-8:53 pm

2 stops33h 13m

$734

SeattleCologne

SEA - CGN

SEACGN

Seattle/Tacoma Intl

Thu 5/14

1:07 pm-5:40 pm

2 stops19h 33m

Cologne Köln/Bonn

Thu 5/21

1:05 pm-11:10 pm

2 stops19h 05m

$824

SeattleCologne

SEA - CGN

SEACGN

Seattle/Tacoma Intl

Thu 3/26

8:00 pm-5:15 pm

1 stop37h 15m

Cologne Köln/Bonn

Wed 4/8

7:10 pm-5:15 pm

1 stop31h 05m

$852

SeattleCologne

SEA - CGN

SEACGN

Seattle/Tacoma Intl

Mon 4/27

7:10 pm-6:10 pm

1 stop38h 00m

Cologne Köln/Bonn

Mon 5/4

7:10 pm-5:15 pm

1 stop31h 05m

$891

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Cologne from

How to get the cheapest flight ticket from Seattle to Cologne

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Seattle/Tacoma Intl to Cologne Köln/Bonn?

British Airways, Turkish Airlines, and United Airlines are the most popular carriers operating from Seattle/Tacoma Intl to Cologne Köln/Bonn

What airlines fly to Cologne?

Condor, Lufthansa and Alaska Airlines are the top three most popular airlines that fly to Cologne from Seattle according to our data. Condor is the first choice among our users, with 65% of people opting to fly with this airline when traveling to Cologne. Keep in mind that there are 9 different airlines that fly to Cologne on a routine basis, so you have a few additional options to choose from.

When to book flights from Seattle to Cologne

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Cologne according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Seattle to Cologne (SEA to CGN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Cologne

Fastest flight time

12h 40m

Direct flights

None
The fastest flight from Seattle to Cologne takes 12h 40m
There are no direct flights from Seattle to Cologne. There are no popular flight routes from Seattle to Cologne.
Search flight deals

  • How far is Seattle/Tacoma Intl to Cologne Köln/Bonn by plane?

    The straight-line distance from Seattle/Tacoma Intl to Cologne Köln/Bonn is 4990.0 mi. A reasonable flight in good conditions will take 12h 40m.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Cologne Köln/Bonn Airport?

    Prices for flights from Seattle/Tacoma Intl Airport to Cologne Köln/Bonn Airport refresh daily.

  • How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Cologne Köln/Bonn Airport?

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Cologne Köln/Bonn Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Seattle/Tacoma Intl Airport to Cologne Köln/Bonn Airport.

  • What documentation or ID do you need to fly to Cologne Köln/Bonn Airport?

    The necessary travel and health documents for your Cologne Köln/Bonn Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Seattle to Cologne?

Best airlines flying from Seattle to Cologne

Compare and see reviews for airlines that fly from Seattle to Cologne with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom $535Free CancellationRating
6.7
7,794 reviews
Search British Airways flights
LufthansaPriceFrom $546Free CancellationRating
6.8
7,854 reviews
Search Lufthansa flights

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Cologne?

Finding the right flight to Cologne from Seattle is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Cologne quick and easy, saving you time and money.

Can I find flights from Seattle to Cologne with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Cologne from Seattle with this policy.

How can momondo help me find flights from Seattle to Cologne?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Cologne from Seattle.

I’m not ready to book a flight from Seattle to Cologne right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Cologne from Seattle. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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