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Cologne

$347+ Cheap flights from Washington to Cologne (CGN)

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 10/16. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — CGN
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
1 adult, Economy
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Cheap flight deals from Washington to Cologne

Keep the following information in mind while searching for Washington to Cologne flight deals. Data was last updated July 31, 2025.

Round-trip from

$588
(Ovago)

One-way from

$347
(Kiwi.com)

Popular in

December

Cheapest in

April

Average price

$1,303
From Washington to Cologne Köln/Bonn
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One-way flight from Washington to Cologne Köln/Bonn
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Highest demand for flights based on searches. 28% potential increase in price ($441 potential increase over avg. RT price).
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Cheapest flight prices on average. 13% potential price decrease ($126 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Washington to Cologne

Cheapest flights from Washington to Cologne
Explore the most affordable flight options available from Washington to Cologne. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.

This Expedia deal was found by Cheapflights users on 7/29. 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.
Wed 9/103:40 pmSEA - CGN
2 stops20h 20mBritish Airways
Wed 9/1710:15 pmCGN - SEA
2 stops29h 54mBritish Airways
Deal found 7/29$587
This Mytrip deal was found by Cheapflights users on 7/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/107:15 amSEA - CGN
2 stops18h 55mMultiple Airlines
Wed 9/178:35 amCGN - SEA
1 stop17h 24mMultiple Airlines
Deal found 7/29$599
This FlightHub deal was found by Cheapflights users on 7/29. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/16:50 pmSEA - CGN
1 stop12h 00mLufthansa
Fri 10/106:05 amCGN - SEA
2 stops14h 50mLufthansa
Deal found 7/29$611
This United Airlines deal was found by Cheapflights users on 7/29. 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 10/31:12 pmSEA - CGN
2 stops17h 38mUnited Airlines
Fri 10/1712:55 pmCGN - SEA
2 stops18h 35mUnited Airlines
Deal found 7/29$739
This American Airlines deal was found by Cheapflights users on 7/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/512:00 pmPDX - CGN
2 stops19h 20mMultiple Airlines
Fri 12/1211:20 amCGN - PDX
2 stops21h 04mMultiple Airlines
Deal found 7/30$753
This Ovago deal was found by Cheapflights users on 7/29. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/207:40 amPDX - CGN
2 stops21h 40mBritish Airways
Thu 10/305:05 pmCGN - PDX
1 stop31h 50mBritish Airways
Deal found 7/29$771
This American Airlines deal was found by Cheapflights users on 7/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/55:45 pmPDX - CGN
1 stop13h 35mAmerican Airlines
Fri 12/1211:20 amCGN - PDX
1 stop13h 35mAmerican Airlines
Deal found 7/30$889
This United Airlines deal was found by Cheapflights users on 7/31. 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 12/56:00 amPDX - CGN
2 stops26h 10mUnited Airlines
Fri 12/129:00 amCGN - PDX
3 stops35h 03mUnited Airlines
Deal found 7/31$996
This Air Canada deal was found by Cheapflights users on 7/31. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/203:25 pmPDX - CGN
2 stops16h 40mAir Canada
Thu 10/308:40 amCGN - PDX
3 stops32h 35mAir Canada
Deal found 7/31$1,122
This oojo deal was found by Cheapflights users on 7/31. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/107:00 pmSEA - CGN
1 stop37h 15mTurkish Airlines
Sun 11/1611:35 amCGN - SEA
1 stop38h 30mTurkish Airlines
Deal found 7/31$1,164

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington 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, Cheapflights users made 2,558,603 searches. Data last updated July 31, 2025.
Use the filters below to find and compare flights from Washington to Cologne that are best for you.

Fly from

Washington

Fly to

Cologne

Route

Depart

Return

Price

SeattleCologne

SEA - CGN

SEACGN

Seattle/Tacoma Intl

Wed 9/10

3:40 pm-9:00 pm

2 stops20h 20m

Cologne Köln/Bonn

Wed 9/17

10:15 pm-7:09 pm

2 stops29h 54m

$587

SeattleCologne

SEA - CGN

SEACGN

Seattle/Tacoma Intl

Wed 9/10

7:15 am-11:10 am

2 stops18h 55m

Cologne Köln/Bonn

Wed 9/17

8:35 am-4:59 pm

1 stop17h 24m

$599

SeattleCologne

SEA - CGN

SEACGN

Seattle/Tacoma Intl

Wed 10/1

6:50 pm-3:50 pm

1 stop12h 00m

Cologne Köln/Bonn

Fri 10/10

6:05 am-11:55 am

2 stops14h 50m

$611

SeattleCologne

SEA - CGN

SEACGN

Seattle/Tacoma Intl

Fri 10/3

1:12 pm-3:50 pm

2 stops17h 38m

Cologne Köln/Bonn

Fri 10/17

12:55 pm-10:30 pm

2 stops18h 35m

$739

PortlandCologne

PDX - CGN

PDXCGN

Portland

Mon 10/20

7:40 am-2:20 pm

2 stops21h 40m

Cologne Köln/Bonn

Thu 10/30

5:05 pm-4:55 pm

1 stop31h 50m

$771

PortlandCologne

PDX - CGN

PDXCGN

Portland

Mon 10/20

3:25 pm-5:05 pm

2 stops16h 40m

Cologne Köln/Bonn

Thu 10/30

8:40 am-9:15 am

3 stops32h 35m

$1,122

SeattleCologne

SEA - CGN

SEACGN

Seattle/Tacoma Intl

Mon 8/18

7:10 pm-6:10 pm

1 stop38h 00m

Cologne Köln/Bonn

Fri 8/22

2:50 pm-5:15 pm

1 stop35h 25m

$1,536

SeattleCologne

SEA - CGN

SEACGN

Seattle/Tacoma Intl

Thu 10/16

1:50 pm-12:45 am

3 stops25h 55m

$347

PortlandCologne

PDX - CGN

PDXCGN

Portland

Wed 8/20

7:04 am-1:50 pm

2 stops21h 46m

$1,204

SeattleCologne

SEA - CGN

SEACGN

Seattle/Tacoma Intl

Sun 9/14

7:10 pm-6:10 pm

1 stop38h 00m

$3,290

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Showing 1-10 of 11 results
1
2

Best time to book a flight from Washington to Cologne

Have a flexible travel schedule? Discover the best time to fly to Cologne from Washington 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 Washington to Cologne

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

Currently, October is the cheapest month in which you can book a flight from State of Washington to Cologne (average of $649). Flying from State of Washington to Cologne in June is currently the most expensive (average of $1,252). 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.

What is the cheapest time of day to fly from WA to CGN?

Find hourly flight availability from Washington to Cologne. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 31, 2025.

When flying from State of Washington to Cologne, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing Cologne

Get insights into the airlines that provide service to Cologne. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Cologne. Reviews last updated July 31, 2025.
Read reviews from past customers who have flown SWISS, United Airlines, and Turkish Airlines from Washington to Cologne. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
SWISS
7.5
Good
1,686 reviews

Overall

7.5

Crew

8.2

Boarding

7.7

Entertainment

6.8

Comfort

7.4

Food

7.1

Reviews

1 / 20
6.0
Good

Madhukar,Nov 2024

ZRH - BOM

Indian Veg food selection and quality definitely needs a better chef.
SWISS
7.5
Good
1,686 reviews
SWISS
7.5
Good
1,686 reviews

Overall

7.5

Crew

8.2

Boarding

7.7

Entertainment

6.8

Comfort

7.4

Food

7.1

Reviews

1 / 20
6.0
Good

Madhukar,Nov 2024

ZRH - BOM

Indian Veg food selection and quality definitely needs a better chef.
United Airlines
7.4
Good
8,900 reviews
SWISS
7.5
Good
1,686 reviews

Overall

7.5

Crew

8.2

Boarding

7.7

Entertainment

6.8

Comfort

7.4

Food

7.1

Reviews

1 / 20
6.0
Good

Madhukar,Nov 2024

ZRH - BOM

Indian Veg food selection and quality definitely needs a better chef.
Turkish Airlines
7.3
Good
3,933 reviews
SWISS
7.5
Good
1,686 reviews

Overall

7.5

Crew

8.2

Boarding

7.7

Entertainment

6.8

Comfort

7.4

Food

7.1

Reviews

1 / 20
6.0
Good

Madhukar,Nov 2024

ZRH - BOM

Indian Veg food selection and quality definitely needs a better chef.
American Airlines
7.2
Good
10,000 reviews
SWISS
7.5
Good
1,686 reviews

Overall

7.5

Crew

8.2

Boarding

7.7

Entertainment

6.8

Comfort

7.4

Food

7.1

Reviews

1 / 20
6.0
Good

Madhukar,Nov 2024

ZRH - BOM

Indian Veg food selection and quality definitely needs a better chef.
Air Canada
7.1
Good
9,851 reviews
SWISS
7.5
Good
1,686 reviews

Overall

7.5

Crew

8.2

Boarding

7.7

Entertainment

6.8

Comfort

7.4

Food

7.1

Reviews

1 / 20
6.0
Good

Madhukar,Nov 2024

ZRH - BOM

Indian Veg food selection and quality definitely needs a better chef.

Related info for your journey

Find useful and relevant information for your journey from Washington to Cologne. 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 into for flights to Cologne from Washington?

    For a flight from Washington to Cologne, you will be flying into Köln/Bonn. Cologne Köln/Bonn (CGN) is just 9.5 mi from the center of the city.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Washington to Cologne 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 State of Washington to Cologne?

    Currently, October is the cheapest month in which you can book a flight from State of Washington to Cologne (average of $649). Flying from State of Washington to Cologne in June is currently the most expensive (average of $1,252). 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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Top airline flying from Washington to Cologne

Discover the top airline that operate flights from Washington to Cologne. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$578Average$841FlexibilityNo cancel feeOn-time76%

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