$551 Cheap Flights from Detroit (DTW) to Cologne (CGN)

View $551 flight on Mon, Apr 27, 2026Opens in a new window

Popular airlines from Detroit Metropolitan Wayne County Airport (DTW) to Cologne - Bonn Airport (CGN)

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Cheap Flights from Detroit to Cologne (DTW-CGN)

Prices were available within the past 7 days and start at $551 for one-way flights and $741 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Turkish Airlines
Wed, Sep 16 - Wed, Sep 23
DTW
Detroit
CGN
Cologne
$741 Roundtrip, found 1 day ago
$741
Roundtrip
found 1 day ago
Select Turkish Airlines flight, departing Wed, Sep 16 from Detroit to Cologne, returning Wed, Sep 23, priced at $741 found 1 day ago
Turkish Airlines
Tue, Apr 14 - Tue, Apr 21
DTW
Detroit
CGN
Cologne
$741 Roundtrip, found 5 days ago
$741
Roundtrip
found 5 days ago
Select Turkish Airlines flight, departing Tue, Apr 14 from Detroit to Cologne, returning Tue, Apr 21, priced at $741 found 5 days ago
Turkish Airlines
Fri, Apr 24 - Sun, Apr 26
DTW
Detroit
CGN
Cologne
$759 Roundtrip, found 3 days ago
$759
Roundtrip
found 3 days ago
Select Turkish Airlines flight, departing Fri, Apr 24 from Detroit to Cologne, returning Sun, Apr 26, priced at $759 found 3 days ago
Turkish Airlines
Sun, Sep 27 - Fri, Oct 16
DTW
Detroit
CGN
Cologne
$766 Roundtrip, found 1 day ago
$766
Roundtrip
found 1 day ago
Select Turkish Airlines flight, departing Sun, Sep 27 from Detroit to Cologne, returning Fri, Oct 16, priced at $766 found 1 day ago
Turkish Airlines
Fri, Sep 25 - Thu, Oct 1
DTW
Detroit
CGN
Cologne
$781 Roundtrip, found 6 days ago
$781
Roundtrip
found 6 days ago
Select Turkish Airlines flight, departing Fri, Sep 25 from Detroit to Cologne, returning Thu, Oct 1, priced at $781 found 6 days ago
Turkish Airlines
Fri, Apr 24 - Sun, Apr 26
DTW
Detroit
CGN
Cologne
$784 Roundtrip, found 1 day ago
$784
Roundtrip
found 1 day ago
Select Turkish Airlines flight, departing Fri, Apr 24 from Detroit to Cologne, returning Sun, Apr 26, priced at $784 found 1 day ago
Lufthansa
Tue, May 12 - Wed, May 20
DTW
Detroit
CGN
Cologne
$957 Roundtrip, found 4 days ago
$957
Roundtrip
found 4 days ago
Select Lufthansa flight, departing Tue, May 12 from Detroit to Cologne, returning Wed, May 20, priced at $957 found 4 days ago
Austrian Airlines
Tue, May 12 - Wed, May 20
DTW
Detroit
CGN
Cologne
$959 Roundtrip, found 4 days ago
$959
Roundtrip
found 4 days ago
Select Austrian Airlines flight, departing Tue, May 12 from Detroit to Cologne, returning Wed, May 20, priced at $959 found 4 days ago
Air Canada
Thu, May 14 - Tue, May 19
DTW
Detroit
CGN
Cologne
$961 Roundtrip, found 6 days ago
$961
Roundtrip
found 6 days ago
Select Air Canada flight, departing Thu, May 14 from Detroit to Cologne, returning Tue, May 19, priced at $961 found 6 days ago
United
Fri, Sep 25 - Thu, Oct 1
DTW
Detroit
CGN
Cologne
$964 Roundtrip, found 6 days ago
$964
Roundtrip
found 6 days ago
Select United flight, departing Fri, Sep 25 from Detroit to Cologne, returning Thu, Oct 1, priced at $964 found 6 days ago

Alternative airports near Cologne

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Cologne - Bonn CGN. Cheapest and Closest option available. Average driving time to city center is 14 minutes. Flights from $766
CGN
Cologne - Bonn
CheapestClosest
Average driving time to city center14 min
Flights from $766

Frequently asked questions

How much does a flight from Detroit, MI (DTW-Detroit Metropolitan Wayne County) to Cologne (CGN-Cologne - Bonn) cost?
You can find cheap one-way flights from $551 and cheap return flights from $741 Detroit, MI (DTW-Detroit Metropolitan Wayne County) to Cologne (CGN-Cologne - Bonn) with Expedia. Return flights often range between $850 and $6796. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Detroit, MI (DTW-Detroit Metropolitan Wayne County) to Cologne (CGN-Cologne - Bonn) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Detroit, MI (DTW-Detroit Metropolitan Wayne County) to Cologne (CGN-Cologne - Bonn)?
The cheapest month to fly from DTW to CGN is September when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Detroit, MI (DTW-Detroit Metropolitan Wayne County) to Cologne (CGN-Cologne - Bonn)?
Enter DTW to CGN and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Detroit, MI (DTW-Detroit Metropolitan Wayne County) to Cologne (CGN-Cologne - Bonn)?
British Airways is one of the cheapest airlines offering connecting flights from Detroit Metropolitan Wayne County (DTW) to Cologne - Bonn (CGN), with round-trip tickets starting from around $1103. This flight includes a layover in O'Hare Intl. (ORD). Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Detroit, MI (DTW-Detroit Metropolitan Wayne County) to Cologne (CGN-Cologne - Bonn)?
To find a cheap flight from Detroit, MI (DTW-Detroit Metropolitan Wayne County) to Cologne (CGN-Cologne - Bonn), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Detroit, MI (DTW-Detroit Metropolitan Wayne County) to Cologne (CGN-Cologne - Bonn)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
What is the earliest flight from Detroit, MI (DTW-Detroit Metropolitan Wayne County) to Cologne (CGN-Cologne - Bonn)?
The earliest flight from Detroit Metropolitan Wayne County (DTW) to Cologne - Bonn (CGN) usually departs at around 6:45 AM, operated by JetBlue Airways and British Airways. This is a seasonal service active in August, and an early departure can help you maximize your time in Cologne. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Detroit, MI (DTW-Detroit Metropolitan Wayne County) to Cologne (CGN-Cologne - Bonn)?
The busiest day for flights from Detroit Metropolitan Wayne County (DTW) to Cologne - Bonn (CGN) is a Monday, with around 35 flights. This gives you plenty of options for your travel plans. Major airlines on this route include American Airlines, United, and Air Canada.
What are the most popular departure times for flights from Detroit, MI (DTW-Detroit Metropolitan Wayne County) to Cologne (CGN-Cologne - Bonn)?
The most popular departure times for flights from Detroit, MI (DTW) to Cologne (CGN) are in the late afternoon, from 3pm to 6pm. About 38% of passengers prefer this time window. Many major carriers, including Lufthansa, United Airlines and Air Canada, offer flights during this window. This timing is popular because it allows travelers to finish their day in Detroit before heading to the airport.
How long does it take to fly from Detroit, MI (DTW-Detroit Metropolitan Wayne County) to Cologne (CGN-Cologne - Bonn)?
A flight from DTW to CGN with a layover takes around 15 hours 20 minutes, with the route covering approximately 4,065 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Detroit, MI (DTW-Detroit Metropolitan Wayne County) to Cologne (CGN-Cologne - Bonn)?
You can fly business class between DTW and CGN. Airlines that offer business class service on this route include:

  • Turkish Airlines
  • Air Canada
  • American Airlines
  • Lufthansa
  • United Airlines

How do I earn miles on a Detroit, MI (DTW-Detroit Metropolitan Wayne County) to Cologne (CGN-Cologne - Bonn) flight with Expedia?
It's easy to earn miles on a Detroit, MI (DTW-Detroit Metropolitan Wayne County) to Cologne (CGN-Cologne - Bonn) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Cologne from Detroit Metropolitan Wayne County (DTW)?
From Detroit Metropolitan Wayne County (DTW), you can fly into Cologne - Bonn (CGN) to reach Cologne. Some flights may connect through major hubs like O'Hare Intl. (ORD), Liberty Intl. (EWR), Washington Dulles Intl. (IAD) before reaching Cologne. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Detroit, MI (DTW-Detroit Metropolitan Wayne County) to Cologne (CGN-Cologne - Bonn) at the last minute?
Typically, booking a last minute flight from Detroit, MI (DTW-Detroit Metropolitan Wayne County) to Cologne (CGN-Cologne - Bonn) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Detroit, MI (DTW-Detroit Metropolitan Wayne County) to Cologne (CGN-Cologne - Bonn) flight and hotel package?
Securing a Detroit, MI (DTW-Detroit Metropolitan Wayne County) to Cologne (CGN-Cologne - Bonn) Cologne Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Detroit, MI (DTW-Detroit Metropolitan Wayne County) to Cologne (CGN-Cologne - Bonn)?
If you booked your Detroit, MI (DTW-Detroit Metropolitan Wayne County) to Cologne (CGN-Cologne - Bonn) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Detroit Metropolitan Wayne County
Destination airport
Cologne - Bonn
Airlines serving
Air Canada, Austrian Airlines, Lufthansa, Swiss International Air Lines, Turkish Airlines, United
Roundtrip price
$740
Distance
4064 mi

Book with confidence

Detroit to Cologne Flights

The cheapest times to fly from Detroit to Cologne

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Detroit to Cologne are during the month of September. You can find some of the cheapest flights from Detroit to Cologne with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Detroit to Cologne

Sunday is one of the best days to book for cheap flights from Detroit to Cologne: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Detroit to Cologne

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Detroit to Cologne in 2026. You can also book with separate airlines for your outbound and return journeys, from $551 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Detroit to Cologne flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Detroit to Cologne airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Detroit to Cologne Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

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