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

Prices for flights from Cologne Köln/Bonn Airport to Seattle/Tacoma Intl Airport are refreshed on a daily basis.

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

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Cologne Köln/Bonn Airport to Seattle/Tacoma Intl Airport.

What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

The travel and health documents required for your trip to Seattle/Tacoma Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Seattle/Tacoma Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

R10 020 Cheap Flights from Cologne to Seattle in 2026/27

Find the cheapest flights from Cologne to Seattle

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One-way

Cheap return flights

Enter your travel dates to find the best prices.

9:20 - 13:00CGN Cologne Köln/Bonn-SEA Seattle/Tacoma Intl

12h 40m1 stop Munich Franz Josef Strauss

14:50 - 16:55SEA Seattle/Tacoma Intl-CGN Cologne Köln/Bonn

17h 05m1 stop Munich Franz Josef Strauss

R10 020United Airlines

Sun, Nov 22 - Sun, Nov 29

9:20 - 13:00CGN Cologne Köln/Bonn-SEA Seattle/Tacoma Intl

12h 40m1 stop Munich Franz Josef Strauss

14:50 - 16:55SEA Seattle/Tacoma Intl-CGN Cologne Köln/Bonn

17h 05m1 stop Munich Franz Josef Strauss

R10 037United Airlines

Sun, Nov 22 - Sun, Nov 29

9:20 - 13:00CGN Cologne Köln/Bonn-SEA Seattle/Tacoma Intl

12h 40m1 stop Munich Franz Josef Strauss

14:50 - 16:55SEA Seattle/Tacoma Intl-CGN Cologne Köln/Bonn

17h 05m1 stop Munich Franz Josef Strauss

R10 070United Airlines

Sun, Nov 22 - Sun, Nov 29

9:20 - 13:00CGN Cologne Köln/Bonn-SEA Seattle/Tacoma Intl

12h 40m1 stop Munich Franz Josef Strauss

14:50 - 16:55SEA Seattle/Tacoma Intl-CGN Cologne Köln/Bonn

17h 05m1 stop Munich Franz Josef Strauss

R10 103United Airlines

Sun, Nov 22 - Sun, Nov 29

9:20 - 23:07CGN Cologne Köln/Bonn-SEA Seattle/Tacoma Intl

22h 47m2 stops Munich Franz Josef Strauss Chicago O'Hare Intl

14:50 - 16:55SEA Seattle/Tacoma Intl-CGN Cologne Köln/Bonn

17h 05m1 stop Munich Franz Josef Strauss

R10 136United Airlines

Sun, Nov 22 - Sun, Nov 29

9:20 - 23:07CGN Cologne Köln/Bonn-SEA Seattle/Tacoma Intl

22h 47m2 stops Munich Franz Josef Strauss Chicago O'Hare Intl

14:50 - 16:55SEA Seattle/Tacoma Intl-CGN Cologne Köln/Bonn

17h 05m1 stop Munich Franz Josef Strauss

R10 152United Airlines

Sun, Nov 22 - Sun, Nov 29

9:20 - 23:07CGN Cologne Köln/Bonn-SEA Seattle/Tacoma Intl

22h 47m2 stops Munich Franz Josef Strauss Chicago O'Hare Intl

14:50 - 16:55SEA Seattle/Tacoma Intl-CGN Cologne Köln/Bonn

17h 05m1 stop Munich Franz Josef Strauss

R10 202United Airlines

Sun, Nov 22 - Sun, Nov 29

9:20 - 23:07CGN Cologne Köln/Bonn-SEA Seattle/Tacoma Intl

22h 47m2 stops Munich Franz Josef Strauss Chicago O'Hare Intl

22:00 - 12:50SEA Seattle/Tacoma Intl-CGN Cologne Köln/Bonn

29h 50m2 stops Denver Intl Munich Franz Josef Strauss

R11 800United Airlines

Sun, Nov 22 - Sun, Nov 29

9:20 - 19:03CGN Cologne Köln/Bonn-SEA Seattle/Tacoma Intl

18h 43m2 stops Munich Franz Josef Strauss Chicago O'Hare Intl

13:50 - 16:55SEA Seattle/Tacoma Intl-CGN Cologne Köln/Bonn

18h 05m2 stops Frankfurt am Main Munich Franz Josef Strauss

R13 152United Airlines

Sun, Nov 22 - Sun, Nov 29

18:10 - 16:03CGN Cologne Köln/Bonn-SEA Seattle/Tacoma Intl

30h 53m2 stops Istanbul Chicago O'Hare Intl

10:53 - 10:30SEA Seattle/Tacoma Intl-CGN Cologne Köln/Bonn

38h 37m2 stops Chicago O'Hare Intl Istanbul

R14 866Turkish Airlines

Wed, Jan 20 - Fri, Feb 19

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United Airlines flights from Cologne to Seattle

Our best United Airlines deals on Cologne to Seattle flight tickets

United Airlines

Nov 22

CGN9:20Cologne Köln/Bonn

12h 40m

1 stop

SEA13:00Seattle/Tacoma Intl

Nov 29

SEA14:50Seattle/Tacoma Intl

17h 05m

1 stop

CGN16:55Cologne Köln/Bonn

R10 020

United Airlines

Nov 22

CGN9:20Cologne Köln/Bonn

12h 40m

1 stop

SEA13:00Seattle/Tacoma Intl

Nov 29

SEA14:50Seattle/Tacoma Intl

17h 05m

1 stop

CGN16:55Cologne Köln/Bonn

R10 037

United Airlines

Nov 22

CGN9:20Cologne Köln/Bonn

12h 40m

1 stop

SEA13:00Seattle/Tacoma Intl

Nov 29

SEA14:50Seattle/Tacoma Intl

17h 05m

1 stop

CGN16:55Cologne Köln/Bonn

R10 070

Turkish Airlines flights from Cologne to Seattle

Our best Turkish Airlines deals on Cologne to Seattle flight tickets

Turkish Airlines

Jan 20

CGN18:10Cologne Köln/Bonn

30h 53m

2 stops

SEA16:03Seattle/Tacoma Intl

Feb 19

SEA10:53Seattle/Tacoma Intl

38h 37m

2 stops

CGN10:30Cologne Köln/Bonn

R14 866

Turkish Airlines

Jan 20

CGN18:10Cologne Köln/Bonn

30h 53m

2 stops

SEA16:03Seattle/Tacoma Intl

Feb 20

SEA10:53Seattle/Tacoma Intl

38h 37m

2 stops

CGN10:30Cologne Köln/Bonn

R15 014

Turkish Airlines

Feb 4

CGN18:10Cologne Köln/Bonn

35h 38m

2 stops

SEA20:48Seattle/Tacoma Intl

Feb 9

SEA10:52Seattle/Tacoma Intl

45h 18m

2 stops

CGN17:10Cologne Köln/Bonn

R15 442

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Fastest return journey

CologneSeattle

CGN Cologne Köln/Bonn - SEA Seattle/Tacoma Intl

CGNSEA

Cologne Köln/Bonn

Sun 22/11

9:20-13:00

1 stop12h 40m

Seattle/Tacoma Intl

Sun 29/11

14:50-16:55

1 stop17h 05m

R10 020

CologneSeattle

CGN Cologne Köln/Bonn - SEA Seattle/Tacoma Intl

CGNSEA

Cologne Köln/Bonn

Sun 22/11

9:20-13:00

1 stop12h 40m

Seattle/Tacoma Intl

Sun 29/11

14:50-16:55

1 stop17h 05m

R10 037

CologneSeattle

CGN Cologne Köln/Bonn - SEA Seattle/Tacoma Intl

CGNSEA

Cologne Köln/Bonn

Sun 22/11

9:20-13:00

1 stop12h 40m

Seattle/Tacoma Intl

Sun 29/11

14:50-16:55

1 stop17h 05m

R10 070

CologneSeattle

CGN Cologne Köln/Bonn - SEA Seattle/Tacoma Intl

CGNSEA

Cologne Köln/Bonn

Sun 22/11

9:20-13:00

1 stop12h 40m

Seattle/Tacoma Intl

Sun 29/11

14:50-16:55

1 stop17h 05m

R10 103

CologneSeattle

CGN Cologne Köln/Bonn - SEA Seattle/Tacoma Intl

CGNSEA

Cologne Köln/Bonn

Sun 22/11

9:20-23:07

2 stops22h 47m

Seattle/Tacoma Intl

Sun 29/11

14:50-16:55

1 stop17h 05m

R10 136

CologneSeattle

CGN Cologne Köln/Bonn - SEA Seattle/Tacoma Intl

CGNSEA

Cologne Köln/Bonn

Sun 22/11

9:20-23:07

2 stops22h 47m

Seattle/Tacoma Intl

Sun 29/11

14:50-16:55

1 stop17h 05m

R10 152

CologneSeattle

CGN Cologne Köln/Bonn - SEA Seattle/Tacoma Intl

CGNSEA

Cologne Köln/Bonn

Sun 22/11

9:20-23:07

2 stops22h 47m

Seattle/Tacoma Intl

Sun 29/11

14:50-16:55

1 stop17h 05m

R10 202

CologneSeattle

CGN Cologne Köln/Bonn - SEA Seattle/Tacoma Intl

CGNSEA

Cologne Köln/Bonn

Sun 22/11

9:20-23:07

2 stops22h 47m

Seattle/Tacoma Intl

Sun 29/11

22:00-12:50

2 stops29h 50m

R11 800

CologneSeattle

CGN Cologne Köln/Bonn - SEA Seattle/Tacoma Intl

CGNSEA

Cologne Köln/Bonn

Sun 22/11

9:20-19:03

2 stops18h 43m

Seattle/Tacoma Intl

Sun 29/11

13:50-16:55

2 stops18h 05m

R13 152

CologneSeattle

CGN Cologne Köln/Bonn - SEA Seattle/Tacoma Intl

CGNSEA

Cologne Köln/Bonn

Wed 20/1

18:10-16:03

2 stops30h 53m

Seattle/Tacoma Intl

Fri 19/2

10:53-10:30

2 stops38h 37m

R14 866

Flights are sorted by cheapest return flights first.

Showing 1-10 of 12 resultsSorted by cheapest first

How to get the cheapest flight ticket from Cologne to Seattle

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 Cologne Köln/Bonn to Seattle/Tacoma Intl?

Turkish Airlines is the most popular carrier operating from Cologne Köln/Bonn to Seattle/Tacoma Intl

When to book flights from Cologne to Seattle

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

Estimated return price

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

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

Best price found	R17 486
Direct flights	None

The best one-way flight to Seattle from Cologne in the past 72 hours is R17 486. The best return flight deal from Cologne to Seattle found on momondo in the last 72 hours is R10 020.

There are no direct flights from Cologne to Seattle. There are no popular flight routes from Cologne to Seattle.

Search flight deals

Frequently asked questions about flying from Cologne to Seattle

How far is Cologne Köln/Bonn to Seattle/Tacoma Intl by plane?
The distance between Cologne Köln/Bonn and Seattle/Tacoma Intl is about 8030,6 km.
When did momondo last update prices for flights from Cologne Köln/Bonn Airport to Seattle/Tacoma Intl Airport?
Prices for flights from Cologne Köln/Bonn Airport to Seattle/Tacoma Intl Airport are refreshed on a daily basis.
How old do you have to be to fly from Cologne Köln/Bonn Airport to Seattle/Tacoma Intl Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Cologne Köln/Bonn Airport to Seattle/Tacoma Intl Airport.
What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?
The travel and health documents required for your trip to Seattle/Tacoma Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Seattle/Tacoma Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Cologne to Seattle for you.

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

All flight searches from Cologne to Seattle on momondo can be filtered to show those which offer flexible booking policies.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Cologne to Seattle.

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

If you are simply researching potential flights to Seattle, momondo offers a useful price alert feature which will track prices for flights to Seattle from Cologne and alert you when they change.