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Cheap flights from Seattle to Cologne from $288

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 9/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

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
$804Lufthansa
dom., ago. 9 - lun., ago. 24
Lufthansa Logo
6:50 pm - 5:20 pm
SEA
-
CGN
13h 30m
1 stop
Lufthansa Logo
1:05 pm - 10:42 pm
CGN
-
SEA
18h 37m
2 stops
$854Lufthansa
dom., ago. 9 - lun., ago. 24
Multiple Airlines Logo
10:45 am - 5:20 pm
SEA
-
CGN
21h 35m
2 stops
Multiple Airlines Logo
8:10 pm - 4:59 pm
CGN
-
SEA
29h 49m
1 stop
$923Multiple Airlines
dom., ago. 2 - lun., ago. 10
Lufthansa Logo
6:50 pm - 5:20 pm
SEA
-
CGN
13h 30m
1 stop
Lufthansa Logo
1:05 pm - 4:59 pm
CGN
-
SEA
12h 54m
1 stop
$940Lufthansa
mar., jul. 14 - mar., jul. 21
Multiple Airlines Logo
3:00 pm - 5:20 pm
SEA
-
CGN
17h 20m
2 stops
Multiple Airlines Logo
8:10 pm - 11:55 am
CGN
-
SEA
24h 45m
2 stops
$951Multiple Airlines
dom., ago. 2 - lun., ago. 10
Multiple Airlines Logo
5:45 am - 5:20 pm
SEA
-
CGN
26h 35m
2 stops
Multiple Airlines Logo
8:10 pm - 4:59 pm
CGN
-
SEA
29h 49m
1 stop
$952Multiple Airlines
mar., jul. 14 - mar., jul. 21
United Airlines Logo
10:29 am - 12:25 pm
SEA
-
CGN
16h 56m
2 stops
United Airlines Logo
8:30 am - 5:59 pm
CGN
-
SEA
18h 29m
2 stops
$970United Airlines
mar., jul. 14 - mar., jul. 21
Lufthansa Logo
3:00 pm - 7:30 pm
SEA
-
CGN
19h 30m
2 stops
Lufthansa Logo
8:30 am - 4:59 pm
CGN
-
SEA
17h 29m
1 stop
$994Lufthansa
jue., jul. 23 - jue., jul. 30
Lufthansa Logo
3:00 pm - 7:30 pm
SEA
-
CGN
19h 30m
2 stops
Lufthansa Logo
8:30 am - 10:42 pm
CGN
-
SEA
23h 12m
2 stops
$1,003Lufthansa
lun., jul. 13 - dom., jul. 19
Multiple Airlines Logo
3:40 pm - 8:55 pm
SEA
-
CGN
20h 15m
2 stops
Multiple Airlines Logo
6:20 am - 8:40 pm
CGN
-
SEA
23h 20m
2 stops
$1,062Multiple Airlines
jue., jul. 23 - jue., jul. 30

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Lufthansa flights from Seattle to Cologne

Our best Lufthansa deals on Seattle to Cologne flight tickets
Lufthansa
Aug 9
SEA6:50 pmSeattle/Tacoma Intl
13h 30m
1 stop
CGN5:20 pmCologne Köln/Bonn
Aug 24
CGN8:10 pmCologne Köln/Bonn
29h 49m
1 stop
SEA4:59 pmSeattle/Tacoma Intl
$804
Lufthansa
Dec 5
SEA3:15 pmSeattle/Tacoma Intl
41h 00m
2 stops
CGN5:15 pmCologne Köln/Bonn
Dec 15
CGN8:00 pmCologne Köln/Bonn
26h 00m
1 stop
SEA1:00 pmSeattle/Tacoma Intl
$849
Lufthansa
Dec 5
SEA3:15 pmSeattle/Tacoma Intl
36h 20m
2 stops
CGN12:35 pmCologne Köln/Bonn
Dec 15
CGN6:00 pmCologne Köln/Bonn
28h 00m
1 stop
SEA1:00 pmSeattle/Tacoma Intl
$850

Turkish Airlines flights from Seattle to Cologne

Our best Turkish Airlines deals on Seattle to Cologne flight tickets
Turkish Airlines
Dec 5
SEA7:05 pmSeattle/Tacoma Intl
37h 05m
1 stop
CGN5:10 pmCologne Köln/Bonn
Dec 15
CGN11:30 amCologne Köln/Bonn
38h 40m
1 stop
SEA5:10 pmSeattle/Tacoma Intl
$1,004
Turkish Airlines
Dec 5
SEA7:05 pmSeattle/Tacoma Intl
30h 25m
1 stop
CGN10:30 amCologne Köln/Bonn
Dec 15
CGN11:30 amCologne Köln/Bonn
38h 40m
1 stop
SEA5:10 pmSeattle/Tacoma Intl
$1,019
Turkish Airlines
Nov 8
SEA7:05 pmSeattle/Tacoma Intl
30h 25m
1 stop
CGN10:30 amCologne Köln/Bonn
Nov 12
CGN6:10 pmCologne Köln/Bonn
32h 00m
1 stop
SEA5:10 pmSeattle/Tacoma Intl
$1,144

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 junio 18, 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

dom. 8/9

6:50 pm-5:20 pm

1 stop13h 30m

Cologne Köln/Bonn

lun. 8/24

8:10 pm-4:59 pm

1 stop29h 49m

$804

SeattleCologne

SEA - CGN

SEACGN

Seattle/Tacoma Intl

dom. 8/9

6:50 pm-5:20 pm

1 stop13h 30m

Cologne Köln/Bonn

lun. 8/24

1:05 pm-10:42 pm

2 stops18h 37m

$854

SeattleCologne

SEA - CGN

SEACGN

Seattle/Tacoma Intl

dom. 8/2

10:45 am-5:20 pm

2 stops21h 35m

Cologne Köln/Bonn

lun. 8/10

8:10 pm-4:59 pm

1 stop29h 49m

$923
Quickest round-trip

SeattleCologne

SEA - CGN

SEACGN

Seattle/Tacoma Intl

mar. 7/14

6:50 pm-5:20 pm

1 stop13h 30m

Cologne Köln/Bonn

mar. 7/21

1:05 pm-4:59 pm

1 stop12h 54m

$940

SeattleCologne

SEA - CGN

SEACGN

Seattle/Tacoma Intl

dom. 8/2

3:00 pm-5:20 pm

2 stops17h 20m

Cologne Köln/Bonn

lun. 8/10

8:10 pm-11:55 am

2 stops24h 45m

$951

SeattleCologne

SEA - CGN

SEACGN

Seattle/Tacoma Intl

mar. 7/14

5:45 am-5:20 pm

2 stops26h 35m

Cologne Köln/Bonn

mar. 7/21

8:10 pm-4:59 pm

1 stop29h 49m

$952

SeattleCologne

SEA - CGN

SEACGN

Seattle/Tacoma Intl

mar. 7/14

10:29 am-12:25 pm

2 stops16h 56m

Cologne Köln/Bonn

mar. 7/21

8:30 am-5:59 pm

2 stops18h 29m

$970

SeattleCologne

SEA - CGN

SEACGN

Seattle/Tacoma Intl

jue. 7/23

3:00 pm-7:30 pm

2 stops19h 30m

Cologne Köln/Bonn

jue. 7/30

8:30 am-4:59 pm

1 stop17h 29m

$994

SeattleCologne

SEA - CGN

SEACGN

Seattle/Tacoma Intl

lun. 7/13

3:00 pm-7:30 pm

2 stops19h 30m

Cologne Köln/Bonn

dom. 7/19

8:30 am-10:42 pm

2 stops23h 12m

$1,003

SeattleCologne

SEA - CGN

SEACGN

Seattle/Tacoma Intl

jue. 7/23

3:40 pm-8:55 pm

2 stops20h 15m

Cologne Köln/Bonn

jue. 7/30

6:20 am-8:40 pm

2 stops23h 20m

$1,062

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 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?

Lufthansa and Austrian 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 60% of people opting to fly with this airline when traveling to Cologne. Keep in mind that there are 8 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

13h 30m

Direct flights

None
The fastest flight from Seattle to Cologne takes 13h 30m
There are no direct flights from Seattle to Cologne. There are no popular flight routes from Seattle to Cologne.
Search flight deals

Frequently asked questions about flying from Seattle to Cologne

  • 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 13h 30m.

  • 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
LufthansaPriceFrom $523Free CancellationRating
6.8
8,069 reviews
Search Lufthansa flights
British AirwaysPriceFrom $535Free CancellationRating
6.7
8,054 reviews
Search British Airways 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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