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$434+ 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 1/21. Fares are subject to change and may not be available on all flights or dates of travel.
CGN — SEA
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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Cheap flight deals from Cologne to Washington

Keep the following information in mind while searching for Cologne to Washington flight deals. Data was last updated October 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$580
(British Airways)

One-way from

$434
(Expedia)

Popular in

July

Cheapest in

November

Average price

$668
Provider with most accurate pricing for Cologne Köln/Bonn-Seattle/Tacoma Intl flight deals.
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Provider most trusted by Cheapflights users for Cologne Köln/Bonn-Seattle/Tacoma Intl flights.
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From Cologne Köln/Bonn to Washington
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One-way flight from Cologne Köln/Bonn to Washington
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Highest demand for flights based on searches. 8% potential increase in price ($60 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($15 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find 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 October 30, 2025.

This Lufthansa deal was found by Cheapflights users on 10/29. 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.
Sun 11/99:10 amCGN - SEA
1 stop13h 10mLufthansa
Sun 11/163:10 pmSEA - CGN
1 stop19h 25mLufthansa
Deal found 10/29$611
This Flysmarter deal was found by Cheapflights users on 10/29. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/99:10 amCGN - SEA
1 stop13h 10mMultiple Airlines
Sun 11/1610:05 amSEA - CGN
2 stops27h 20mMultiple Airlines
Deal found 10/29$621
This United Airlines deal was found by Cheapflights users on 10/29. 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.
Sat 11/89:10 amCGN - PDX
2 stops18h 26mUnited Airlines
Fri 11/1412:55 pmPDX - CGN
2 stops19h 15mUnited Airlines
Deal found 10/29$692
This British Airways deal was found by Cheapflights users on 10/29. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/511:20 amCGN - SEA
2 stops40h 35mBritish Airways
Tue 12/96:50 pmSEA - CGN
1 stop12h 40mBritish Airways
Deal found 10/29$755
This British Airways deal was found by Cheapflights users on 10/29. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/2611:20 amCGN - SEA
1 stop14h 35mBritish Airways
Sun 1/46:50 pmSEA - CGN
1 stop12h 40mBritish Airways
Deal found 10/29$808
This Lufthansa deal was found by Cheapflights users on 10/30. 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.
Sat 11/89:10 amCGN - PDX
2 stops18h 26mLufthansa
Fri 11/1410:05 amPDX - CGN
2 stops17h 25mLufthansa
Deal found 10/30$845
This Flysmarter deal was found by Cheapflights users on 10/30. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/56:45 amCGN - SEA
2 stops24h 31mAir Canada
Tue 12/93:40 pmSEA - CGN
2 stops21h 45mAir Canada
Deal found 10/30$854
This Flighttix deal was found by Cheapflights users on 10/30. 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/56:45 amCGN - SEA
2 stops24h 31mMultiple Airlines
Tue 12/910:40 amSEA - CGN
2 stops25h 35mMultiple Airlines
Deal found 10/30$855
This United Airlines deal was found by Cheapflights users on 10/29. 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.
Fri 12/269:10 amCGN - SEA
2 stops24h 49mUnited Airlines
Sun 1/43:10 pmSEA - CGN
1 stop17h 00mUnited Airlines
Deal found 10/29$878
This Expedia deal was found by Cheapflights users on 10/29. 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.
Sat 11/89:10 amCGN - PDX
2 stops18h 26mMultiple Airlines
Fri 11/147:00 pmPDX - CGN
2 stops42h 25mMultiple Airlines
Deal found 10/29$918
This Flysmarter deal was found by Cheapflights users on 10/30. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/88:40 amCGN - PDX
3 stops22h 53mAir Canada
Fri 11/148:20 amPDX - CGN
2 stops18h 50mAir Canada
Deal found 10/30$982
This Gotogate deal was found by Cheapflights users on 10/29. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/29:10 amCGN - PDX
2 stops33h 05mAir Canada
Sun 11/93:15 pmPDX - CGN
2 stops22h 10mAir Canada
Deal found 10/29$1,066

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 October 30, 2025.
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

Thu 3/26

5:05 pm-12:30 pm

1 stop27h 25m

Seattle/Tacoma Intl

Mon 3/30

1:35 pm-2:20 pm

1 stop15h 45m

$580

CologneSeattle

CGN - SEA

CGNSEA

Cologne Köln/Bonn

Sun 11/9

9:10 am-1:20 pm

1 stop13h 10m

Seattle/Tacoma Intl

Sun 11/16

3:10 pm-7:35 pm

1 stop19h 25m

$611

CologneSeattle

CGN - SEA

CGNSEA

Cologne Köln/Bonn

Sun 11/9

9:10 am-1:20 pm

1 stop13h 10m

Seattle/Tacoma Intl

Sun 11/16

10:05 am-10:25 pm

2 stops27h 20m

$621

ColognePortland

CGN - PDX

CGNPDX

Cologne Köln/Bonn

Thu 2/19

5:05 pm-3:55 pm

1 stop31h 50m

Portland

Mon 2/23

5:45 pm-4:10 pm

1 stop13h 25m

$722

CologneSeattle

CGN - SEA

CGNSEA

Cologne Köln/Bonn

Fri 12/5

11:20 am-6:55 pm

2 stops40h 35m

Seattle/Tacoma Intl

Tue 12/9

6:50 pm-4:30 pm

1 stop12h 40m

$755

CologneSeattle

CGN - SEA

CGNSEA

Cologne Köln/Bonn

Fri 12/5

6:45 am-10:16 pm

2 stops24h 31m

Seattle/Tacoma Intl

Tue 12/9

3:40 pm-10:25 pm

2 stops21h 45m

$854

CologneSeattle

CGN - SEA

CGNSEA

Cologne Köln/Bonn

Fri 12/5

6:45 am-10:16 pm

2 stops24h 31m

Seattle/Tacoma Intl

Tue 12/9

10:40 am-9:15 pm

2 stops25h 35m

$855

ColognePortland

CGN - PDX

CGNPDX

Cologne Köln/Bonn

Thu 2/19

1:35 pm-6:30 pm

2 stops37h 55m

Portland

Mon 2/23

3:15 pm-10:25 pm

2 stops22h 10m

$1,337

ColognePortland

CGN - PDX

CGNPDX

Cologne Köln/Bonn

Wed 1/21

5:15 pm-10:11 pm

2 stops37h 56m

$434

ColognePortland

CGN - PDX

CGNPDX

Cologne Köln/Bonn

Wed 1/21

8:55 pm-1:43 pm

3 stops49h 48m

$476

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

Showing 1-10 of 13 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 $413). Flying from Cologne to State of Washington in August is currently the most expensive (average of $546). 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 $611, British Airways can have you in State of Washington from Cologne in 13h 10m. 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 $413). Flying from Cologne to State of Washington in August is currently the most expensive (average of $546). 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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