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$483+ Cheap flights from Cologne (CGN) to Washington

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/3. Fares are subject to change and may not be available on all flights or dates of travel.
CGN — SEA
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap flight deals from Cologne to Washington

Cheapest flights from Cologne to Washington
Explore the most affordable flight options available from Cologne to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

This British Airways deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/25:15 pm
CGN
-
SEA
1 stop32h 40m
British Airways
Sun 3/87:50 pm
SEA
-
CGN
1 stop12h 40m
British Airways
Deal found 1/27$561
This Billigflug deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Billigflug is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/25:15 pm
CGN
-
SEA
1 stop32h 40m
Multiple Airlines
Sun 3/81:54 pm
SEA
-
CGN
2 stops18h 36m
Multiple Airlines
Deal found 1/27$570
This United Airlines deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/29:10 am
CGN
-
SEA
2 stops18h 16m
United Airlines
Sun 3/84:10 pm
SEA
-
CGN
1 stop17h 00m
United Airlines
Deal found 1/27$649
This Expedia deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/28:40 am
CGN
-
SEA
2 stops19h 36m
Air Canada
Sun 3/83:40 pm
SEA
-
CGN
2 stops22h 45m
Air Canada
Deal found 1/27$655
This United Airlines deal was found by Cheapflights users on 1/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/231:00 pm
CGN
-
SEA
1 stop12h 59m
United Airlines
Mon 8/178:35 am
SEA
-
CGN
2 stops18h 45m
United Airlines
Deal found 1/29$696
This British Airways deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/195:05 pm
CGN
-
PDX
1 stop31h 50m
British Airways
Mon 3/235:40 am
PDX
-
CGN
2 stops26h 30m
British Airways
Deal found 1/26$700
This United Airlines deal was found by Cheapflights users on 1/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/231:00 pm
CGN
-
SEA
1 stop12h 59m
United Airlines
Wed 8/192:10 pm
SEA
-
CGN
2 stops18h 10m
United Airlines
Deal found 1/29$724
This Expedia deal was found by Cheapflights users on 1/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/238:40 pm
CGN
-
SEA
2 stops32h 06m
Multiple Airlines
Thu 8/207:30 am
SEA
-
CGN
2 stops25h 10m
Multiple Airlines
Deal found 1/29$725
This United Airlines deal was found by Cheapflights users on 1/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/251:00 pm
CGN
-
SEA
1 stop12h 59m
United Airlines
Mon 8/175:15 am
SEA
-
CGN
2 stops22h 05m
United Airlines
Deal found 1/29$744
This Expedia deal was found by Cheapflights users on 1/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/231:00 pm
CGN
-
SEA
1 stop12h 59m
Lufthansa
Thu 8/206:50 pm
SEA
-
CGN
1 stop13h 50m
Lufthansa
Deal found 1/29$758
This Lufthansa deal was found by Cheapflights users on 1/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/248:30 am
CGN
-
SEA
1 stop17h 29m
Lufthansa
Wed 8/196:50 pm
SEA
-
CGN
1 stop13h 30m
Lufthansa
Deal found 1/29$759
This United Airlines deal was found by Cheapflights users on 1/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/251:00 pm
CGN
-
SEA
1 stop12h 59m
United Airlines
Wed 8/192:10 pm
SEA
-
CGN
2 stops18h 10m
United Airlines
Deal found 1/29$772

Find flight deals from Cologne to Washington

Keep the following information in mind while searching for Cologne to Washington flight deals. Data was last updated January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$561
(British Airways)

One-way from

$483
(Kiwi.com)
Provider with most accurate pricing for Cologne Köln/Bonn-Seattle/Tacoma Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Cologne Köln/Bonn-Seattle/Tacoma Intl flights.
Search Deals
From Cologne Köln/Bonn to Washington
Search Deals
One-way flight from Cologne Köln/Bonn to Washington
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Cologne to Washington 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, Cheapflights users made 2,558,603 searches. Data last updated January 29, 2026.
Use the filters below to find and compare flights from Cologne to Washington that are best for you.

Fly from

Cologne

Fly to

Washington

Route

Depart

Return

Price

CologneSeattle

CGN - SEA

CGNSEA

Cologne Köln/Bonn

Mon 3/2

5:15 pm-4:55 pm

1 stop32h 40m

Seattle/Tacoma Intl

Sun 3/8

7:50 pm-4:30 pm

1 stop12h 40m

$561

CologneSeattle

CGN - SEA

CGNSEA

Cologne Köln/Bonn

Mon 3/2

5:15 pm-4:55 pm

1 stop32h 40m

Seattle/Tacoma Intl

Sun 3/8

1:54 pm-4:30 pm

2 stops18h 36m

$570

CologneSeattle

CGN - SEA

CGNSEA

Cologne Köln/Bonn

Mon 3/2

9:10 am-6:26 pm

2 stops18h 16m

Seattle/Tacoma Intl

Sun 3/8

4:10 pm-5:10 pm

1 stop17h 00m

$649

ColognePortland

CGN - PDX

CGNPDX

Cologne Köln/Bonn

Thu 3/19

5:05 pm-4:55 pm

1 stop31h 50m

Portland

Mon 3/23

5:40 am-4:10 pm

2 stops26h 30m

$700

CologneSeattle

CGN - SEA

CGNSEA

Cologne Köln/Bonn

Tue 6/23

1:00 pm-4:59 pm

1 stop12h 59m

Seattle/Tacoma Intl

Thu 8/20

7:30 am-5:40 pm

2 stops25h 10m

$724

CologneSeattle

CGN - SEA

CGNSEA

Cologne Köln/Bonn

Tue 6/23

1:00 pm-4:59 pm

1 stop12h 59m

Seattle/Tacoma Intl

Wed 8/19

2:10 pm-5:20 pm

2 stops18h 10m

$724

CologneSeattle

CGN - SEA

CGNSEA

Cologne Köln/Bonn

Wed 6/24

8:30 am-4:59 pm

1 stop17h 29m

Seattle/Tacoma Intl

Thu 8/20

6:50 pm-5:40 pm

1 stop13h 50m

$759

CologneSeattle

CGN - SEA

CGNSEA

Cologne Köln/Bonn

Tue 6/23

8:30 am-4:59 pm

1 stop17h 29m

Seattle/Tacoma Intl

Wed 8/19

6:50 pm-5:20 pm

1 stop13h 30m

$759

CologneSeattle

CGN - SEA

CGNSEA

Cologne Köln/Bonn

Wed 6/24

8:30 am-4:59 pm

1 stop17h 29m

Seattle/Tacoma Intl

Wed 8/19

6:50 pm-5:20 pm

1 stop13h 30m

$759

CologneSeattle

CGN - SEA

CGNSEA

Cologne Köln/Bonn

Thu 6/25

1:00 pm-4:59 pm

1 stop12h 59m

Seattle/Tacoma Intl

Wed 8/19

2:10 pm-5:20 pm

2 stops18h 10m

$772

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Showing 1-10 of 16 results
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Best time to book a flight from Cologne to Washington

Have a flexible travel schedule? Discover the best time to fly to Washington from Cologne with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Cologne to Washington

What is the cheapest month to book a flight from Cologne to State of Washington?

Currently, March is the cheapest month in which you can book a flight from Cologne to State of Washington (average of $412). Flying from Cologne to State of Washington in July is currently the most expensive (average of $615). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Cologne to Washington. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Cologne to Washington?

    Cologne Köln/Bonn (CGN) is the airport you will fly out of if you book a flight from Cologne to Washington. It is only a 9.5 mi journey to Köln/Bonn (CGN) from Cologne’s city center.

  • How long is the flight from Cologne to State of Washington?

    For as low as $649, British Airways can have you in State of Washington from Cologne in 18h 16m. The distance between Cologne and State of Washington is about 5007 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • Can I find deals for flights from Cologne to Washington that include hotel bookings?

    Yes. In addition to deals on Cologne to Washington flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Cologne to Washington?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Cologne to Washington.

  • Can I find deals for business class flights from Cologne to Washington?

    Yes. Cheapflights offers flight deals from Cologne to Washington by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Cologne to State of Washington?

    Currently, March is the cheapest month in which you can book a flight from Cologne to State of Washington (average of $412). Flying from Cologne to State of Washington in July is currently the most expensive (average of $615). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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