$477 Cheap Flights from Chicago (ORD) to Cologne (CGN)

View $477 flight on Tue, Jul 14, 2026Opens in a new window

Popular airlines from Chicago O'Hare Intl. Airport (ORD) to Cologne - Bonn Airport (CGN)

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Cheap Flights from Chicago to Cologne (ORD-CGN)

Prices were available within the past 7 days and start at $477 for one-way flights and $868 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Lufthansa
Wed, Nov 4 - Wed, Nov 18
ORD
Chicago
CGN
Cologne
$868 Roundtrip, found 3 days ago
$868
Roundtrip
found 3 days ago
Select Lufthansa flight, departing Wed, Nov 4 from Chicago to Cologne, returning Wed, Nov 18, priced at $868 found 3 days ago
Air Canada
Wed, Nov 4 - Wed, Nov 18
ORD
Chicago
CGN
Cologne
$871 Roundtrip, found 3 days ago
$871
Roundtrip
found 3 days ago
Select Air Canada flight, departing Wed, Nov 4 from Chicago to Cologne, returning Wed, Nov 18, priced at $871 found 3 days ago
Air Canada
Wed, Nov 4 - Wed, Nov 18
ORD
Chicago
CGN
Cologne
$874 Roundtrip, found 3 days ago
$874
Roundtrip
found 3 days ago
Select Air Canada flight, departing Wed, Nov 4 from Chicago to Cologne, returning Wed, Nov 18, priced at $874 found 3 days ago
Air Canada
Tue, Dec 1 - Thu, Dec 10
ORD
Chicago
CGN
Cologne
$876 Roundtrip, found 4 days ago
$876
Roundtrip
found 4 days ago
Select Air Canada flight, departing Tue, Dec 1 from Chicago to Cologne, returning Thu, Dec 10, priced at $876 found 4 days ago
United
Sun, Nov 29 - Tue, Dec 8
ORD
Chicago
CGN
Cologne
$878 Roundtrip, found 4 days ago
$878
Roundtrip
found 4 days ago
Select United flight, departing Sun, Nov 29 from Chicago to Cologne, returning Tue, Dec 8, priced at $878 found 4 days ago
Lufthansa
Mon, Nov 9 - Mon, Nov 23
ORD
Chicago
CGN
Cologne
$879 Roundtrip, found 21 hours ago
$879
Roundtrip
found 21 hours ago
Select Lufthansa flight, departing Mon, Nov 9 from Chicago to Cologne, returning Mon, Nov 23, priced at $879 found 21 hours ago
Air Canada
Wed, Nov 4 - Wed, Nov 18
ORD
Chicago
CGN
Cologne
$879 Roundtrip, found 3 days ago
$879
Roundtrip
found 3 days ago
Select Air Canada flight, departing Wed, Nov 4 from Chicago to Cologne, returning Wed, Nov 18, priced at $879 found 3 days ago
Lufthansa
Wed, Nov 4 - Wed, Nov 18
ORD
Chicago
CGN
Cologne
$881 Roundtrip, found 3 days ago
$881
Roundtrip
found 3 days ago
Select Lufthansa flight, departing Wed, Nov 4 from Chicago to Cologne, returning Wed, Nov 18, priced at $881 found 3 days ago
Austrian Airlines
Wed, Nov 4 - Wed, Nov 18
ORD
Chicago
CGN
Cologne
$891 Roundtrip, found 3 days ago
$891
Roundtrip
found 3 days ago
Select Austrian Airlines flight, departing Wed, Nov 4 from Chicago to Cologne, returning Wed, Nov 18, priced at $891 found 3 days ago
Turkish Airlines
Thu, Oct 1 - Thu, Oct 8
ORD
Chicago
CGN
Cologne
$913 Roundtrip, found 3 days ago
$913
Roundtrip
found 3 days ago
Select Turkish Airlines flight, departing Thu, Oct 1 from Chicago to Cologne, returning Thu, Oct 8, priced at $913 found 3 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 $2,029
CGN
Cologne - Bonn
CheapestClosest
Average driving time to city center14 min
Flights from $2,029

Frequently asked questions

How much does a flight from Chicago, IL (ORD-O'Hare Intl.) to Cologne (CGN-Cologne - Bonn) cost?
You can find cheap one-way flights from $477 and cheap return flights from $868 Chicago, IL (ORD-O'Hare Intl.) to Cologne (CGN-Cologne - Bonn) with Expedia. One-way flights usually range from $668 to $7280, and return flights typically cost between $1356 and $6036. 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 Chicago, IL (ORD-O'Hare Intl.) 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 Chicago, IL (ORD-O'Hare Intl.) to Cologne (CGN-Cologne - Bonn)?
The cheapest month to fly from ORD to CGN is November 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 Chicago, IL (ORD-O'Hare Intl.) to Cologne (CGN-Cologne - Bonn)?
Enter ORD to CGN and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Chicago, IL (ORD-O'Hare Intl.) to Cologne (CGN-Cologne - Bonn)?
TAP Portugal is one of the cheapest airlines offering connecting flights from O'Hare International Airport (ORD) to Cologne (CGN), with round-trip tickets starting from around $2005 with a layover in Humberto Delgado (LIS). 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 Chicago, IL (ORD-O'Hare Intl.) to Cologne (CGN-Cologne - Bonn)?
To find a cheap flight from Chicago, IL (ORD-O'Hare Intl.) 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 Chicago, IL (ORD-O'Hare Intl.) 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 Chicago, IL (ORD-O'Hare Intl.) to Cologne (CGN-Cologne - Bonn)?
The earliest flight from O'Hare International Airport (ORD) to Cologne - Bonn (CGN) usually departs at around 5:00 AM, with American Airlines and British Airways operating this route. This is a seasonal service available in December, giving you a great opportunity to maximize your time in Cologne. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Chicago, IL (ORD-O'Hare Intl.) to Cologne (CGN-Cologne - Bonn)?
The most popular departure times for flights from O'Hare Intl. (ORD) to Cologne - Bonn (CGN) are in the late afternoon, from 3pm to 6pm. About 45% of passengers prefer this time window. Major carriers like American Airlines, British Airways and United Airlines operate flights during this period. This timing is favored because it allows you to maximize your day in Chicago before heading to Germany.
How long does it take to fly from Chicago, IL (ORD-O'Hare Intl.) to Cologne (CGN-Cologne - Bonn)?
Flying from ORD to CGN with a connection usually takes about 16 hours 20 minutes, traveling roughly 4,246 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 Chicago, IL (ORD-O'Hare Intl.) to Cologne (CGN-Cologne - Bonn)?
Business class seats are offered on the ORD to CGN route. Airlines that offer business class service on this route include:

  • Lufthansa
  • British Airways
  • United Airlines
  • Turkish Airlines
  • Air Canada
  • Swiss International Air Lines
  • American Airlines
  • TAP Portugal
  • Austrian Airlines

First class is available with Lufthansa and Swiss International Air Lines.
How do I earn miles on a Chicago, IL (ORD-O'Hare Intl.) to Cologne (CGN-Cologne - Bonn) flight with Expedia?
It's easy to earn miles on a Chicago, IL (ORD-O'Hare Intl.) 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 O'Hare Intl. (ORD)?
If you're planning to travel to Cologne from O'Hare Intl. (ORD), you can fly into Cologne - Bonn (CGN) Some flights may connect through major hubs like Pearson Intl. (YYZ), Pierre Elliott Trudeau Intl. (YUL), Frankfurt Intl. (FRA) 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 Chicago, IL (ORD-O'Hare Intl.) to Cologne (CGN-Cologne - Bonn) at the last minute?
Typically, booking a last minute flight from Chicago, IL (ORD-O'Hare Intl.) 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 Chicago, IL (ORD-O'Hare Intl.) to Cologne (CGN-Cologne - Bonn) flight and hotel package?
Securing a Chicago, IL (ORD-O'Hare Intl.) 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 Chicago, IL (ORD-O'Hare Intl.) to Cologne (CGN-Cologne - Bonn)?
If you booked your Chicago, IL (ORD-O'Hare Intl.) 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
O'Hare Intl.
Destination airport
Cologne - Bonn
Airlines serving
Air Canada, Austrian Airlines, Lufthansa, Swiss International Air Lines, Turkish Airlines, United
Roundtrip price
$867
Distance
4245 mi

Book with confidence

Chicago to Cologne Flights

The cheapest times to fly from Chicago 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 Chicago to Cologne are during the month of November. You can find some of the cheapest flights from Chicago to Cologne with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Chicago to Cologne

Sunday is one of the best days to book for cheap flights from Chicago 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 Chicago 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 Chicago to Cologne in 2026. You can also book with separate airlines for your outbound and return journeys, from $477 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 Chicago 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 Chicago 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.

 

Chicago to Cologne Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

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