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$649+ Cheap flights from Detroit (DTT) to Cologne (CGN)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/7. Fares are subject to change and may not be available on all flights or dates of travel.
DTT — CGN
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap flight deals from Detroit to Cologne

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

This Justfly.com deal was found by Cheapflights users on 1/28. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/78:50 pm
DTW
-
CGN
1 stop15h 20m
Turkish Airlines
Thu 4/232:50 pm
CGN
-
DTW
1 stop33h 55m
Turkish Airlines
Deal found 1/28$649
This Priceline deal was found by Cheapflights users on 1/28. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/297:50 pm
DTW
-
CGN
2 stops17h 40m
Lufthansa
Sun 4/56:05 pm
CGN
-
DTW
2 stops25h 50m
Lufthansa
Deal found 1/28$666
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/77:50 pm
DTW
-
CGN
2 stops17h 40m
Lufthansa
Thu 4/231:00 pm
CGN
-
DTW
2 stops16h 59m
Lufthansa
Deal found 1/27$790
This Turkish Airlines 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/258:05 pm
DTW
-
CGN
1 stop32h 30m
Turkish Airlines
Sun 3/16:15 pm
CGN
-
DTW
1 stop29h 55m
Turkish Airlines
Deal found 1/26$793
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/108:50 pm
DTW
-
CGN
1 stop15h 20m
Turkish Airlines
Fri 4/247:10 pm
CGN
-
DTW
1 stop29h 35m
Turkish Airlines
Deal found 1/27$795
This United Airlines deal was found by Cheapflights users on 1/28. 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.
Wed 2/252:20 pm
DTW
-
CGN
2 stops16h 30m
United Airlines
Sun 3/19:10 am
CGN
-
DTW
2 stops15h 45m
United Airlines
Deal found 1/28$838
This Cheapflightsfares deal was found by Cheapflights users on 1/28. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/107:50 pm
DTW
-
CGN
2 stops15h 50m
Lufthansa
Fri 4/241:00 pm
CGN
-
DTW
2 stops15h 12m
Lufthansa
Deal found 1/28$840
This United Airlines deal was found by Cheapflights users on 1/28. 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 8/116:00 pm
DTW
-
CGN
2 stops17h 20m
United Airlines
Tue 8/251:00 pm
CGN
-
DTW
2 stops16h 59m
United Airlines
Deal found 1/28$849
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1110:15 am
DTW
-
CGN
2 stops20h 05m
Air Canada
Tue 8/251:00 pm
CGN
-
DTW
2 stops35h 11m
Air Canada
Deal found 1/27$856

Find flight deals from Detroit to Cologne

Discover tips and strategies to find the most affordable flight options for your journey from Detroit (DTT) to Cologne (CGN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$649
(Justfly.com)
Provider with most accurate pricing for Detroit (DTT)-Cologne Köln/Bonn flight deals.
Search Deals
Provider most trusted by Cheapflights users for Detroit (DTT)-Cologne Köln/Bonn flights.
Search Deals
From Detroit (DTT) to Cologne Köln/Bonn
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Detroit 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 January 29, 2026.
Use the filters below to find and compare flights from Detroit to Cologne that are best for you.

Fly from

Detroit

Fly to

Cologne

Route

Depart

Return

Price

DetroitCologne

DTW - CGN

DTWCGN

Detroit Metropolitan Wayne County

Tue 4/7

8:50 pm-6:10 pm

1 stop15h 20m

Cologne Köln/Bonn

Thu 4/23

2:50 pm-6:45 pm

1 stop33h 55m

$649

DetroitCologne

DTW - CGN

DTWCGN

Detroit Metropolitan Wayne County

Sun 3/29

7:50 pm-7:30 pm

2 stops17h 40m

Cologne Köln/Bonn

Sun 4/5

6:05 pm-1:55 pm

2 stops25h 50m

$666

DetroitCologne

DTW - CGN

DTWCGN

Detroit Metropolitan Wayne County

Tue 4/7

7:50 pm-7:30 pm

2 stops17h 40m

Cologne Köln/Bonn

Thu 4/23

1:00 pm-11:59 pm

2 stops16h 59m

$790

DetroitCologne

DTW - CGN

DTWCGN

Detroit Metropolitan Wayne County

Wed 2/25

8:05 pm-10:35 am

1 stop32h 30m

Cologne Köln/Bonn

Sun 3/1

6:15 pm-6:10 pm

1 stop29h 55m

$793

DetroitCologne

DTW - CGN

DTWCGN

Detroit Metropolitan Wayne County

Fri 4/10

8:50 pm-6:10 pm

1 stop15h 20m

Cologne Köln/Bonn

Fri 4/24

7:10 pm-6:45 pm

1 stop29h 35m

$795

DetroitCologne

DTW - CGN

DTWCGN

Detroit Metropolitan Wayne County

Wed 2/25

2:20 pm-12:50 pm

2 stops16h 30m

Cologne Köln/Bonn

Sun 3/1

9:10 am-6:55 pm

2 stops15h 45m

$838

DetroitCologne

DTW - CGN

DTWCGN

Detroit Metropolitan Wayne County

Fri 4/10

7:50 pm-5:40 pm

2 stops15h 50m

Cologne Köln/Bonn

Fri 4/24

1:00 pm-10:12 pm

2 stops15h 12m

$840

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/28

  • Most accurate provider: When it comes to deals on Detroit-Cologne flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Detroit-Cologne flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Detroit-Cologne flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Detroit-Cologne flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Detroit-Cologne flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Detroit to Cologne

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

What is the cheapest month to book a flight from Detroit to Cologne?

Currently, October is the cheapest month in which you can book a flight from Detroit to Cologne (average of $575). Flying from Detroit to Cologne in June is currently the most expensive (average of $940). 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 Detroit to Cologne. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Detroit to Cologne?

    A quick flight from Detroit to Cologne can take about 15h 20m. Turkish Airlines provides one of the quickest options available for as low as $649. There are 4063 mi between Detroit and Cologne. Both multi-stop and nonstop flights can be found to your destination and back.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Detroit 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 Detroit to Cologne?

    Currently, October is the cheapest month in which you can book a flight from Detroit to Cologne (average of $575). Flying from Detroit to Cologne in June is currently the most expensive (average of $940). 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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