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$368+ Cheap flights from Cologne (CGN) to Chicago (CHI)

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 11/27. Fares are subject to change and may not be available on all flights or dates of travel.
CGN — CHI
Aug 23 — Aug 301
Sat 8/23
Sat 8/30
1 adult, Economy
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Cheap flight deals from Cologne to Chicago

Discover tips and strategies to find the most affordable flight options for your journey from Cologne (CGN) to Chicago (CHI). 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 August 18, 2025.

Round-trip from

$534
(Flysmarter)

One-way from

$368
(Kiwi.com)

Popular in

February

Cheapest in

November

Average price

$663
From Cologne Köln/Bonn to Chicago (CHI)
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One-way flight from Cologne Köln/Bonn to Chicago (CHI)
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Highest demand for flights based on searches. 32% potential increase in price ($376 potential increase over avg. RT price).
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Cheapest flight prices on average. 12% potential price decrease ($88 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Cologne to Chicago

Cheapest flights from Cologne to Chicago
Explore the most affordable flight options available from Cologne to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 18, 2025.

This Flysmarter deal was found by Cheapflights users on 8/18. 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.
Mon 10/276:45 amCGN - ORD
2 stops18h 45mAir Canada
Wed 11/123:55 pmORD - CGN
2 stops13h 55mAir Canada
Deal found 8/18$534
This United Airlines deal was found by Cheapflights users on 8/16. 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.
Mon 9/16:05 amCGN - ORD
1 stop15h 00mUnited Airlines
Mon 9/86:00 pmORD - CGN
1 stop11h 15mUnited Airlines
Deal found 8/16$542
This Flysmarter deal was found by Cheapflights users on 8/18. 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.
Mon 10/271:20 pmCGN - ORD
1 stop12h 05mLufthansa
Wed 11/126:00 pmORD - CGN
1 stop11h 50mLufthansa
Deal found 8/18$544
This Billigflug deal was found by Cheapflights users on 8/15. 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 Billigflug is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/16:05 amCGN - ORD
1 stop15h 00mMultiple Airlines
Sun 9/76:00 pmORD - CGN
1 stop18h 20mMultiple Airlines
Deal found 8/15$547
This United Airlines deal was found by Cheapflights users on 8/18. 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.
Thu 10/212:55 pmCGN - ORD
2 stops16h 40mUnited Airlines
Thu 10/96:00 pmORD - CGN
1 stop11h 15mUnited Airlines
Deal found 8/18$548
This Billigflug deal was found by Cheapflights users on 8/16. 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 Billigflug is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/16:05 amCGN - ORD
1 stop15h 00mMultiple Airlines
Mon 9/83:50 pmORD - CGN
2 stops18h 15mMultiple Airlines
Deal found 8/16$554
This Orbitz deal was found by Cheapflights users on 8/18. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/237:40 pmCGN - ORD
1 stop29h 45mMultiple Airlines
Tue 1/2012:50 pmORD - CGN
2 stops23h 45mMultiple Airlines
Deal found 8/18$558

Cheapflights Fare Finder

 
Customize your flight search to find flights from Cologne to Chicago 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 August 18, 2025.
Use the filters below to find and compare flights from Cologne to Chicago that are best for you.

Fly from

Cologne

Fly to

Chicago

Route

Depart

Return

Price

CologneChicago

CGN - ORD

CGNORD

Cologne Köln/Bonn

Mon 10/27

6:45 am-7:30 pm

2 stops18h 45m

Chicago O'Hare Intl

Wed 11/12

3:55 pm-12:50 pm

2 stops13h 55m

$534

CologneChicago

CGN - ORD

CGNORD

Cologne Köln/Bonn

Tue 12/23

9:10 am-6:25 pm

1 stop16h 15m

Chicago O'Hare Intl

Tue 1/20

9:50 pm-5:10 pm

1 stop12h 20m

$542

CologneChicago

CGN - ORD

CGNORD

Cologne Köln/Bonn

Mon 9/1

6:05 am-2:05 pm

1 stop15h 00m

Chicago O'Hare Intl

Mon 9/8

6:00 pm-12:15 pm

1 stop11h 15m

$542

CologneChicago

CGN - ORD

CGNORD

Cologne Köln/Bonn

Mon 9/1

6:05 am-2:05 pm

1 stop15h 00m

Chicago O'Hare Intl

Mon 9/8

9:40 pm-3:50 pm

1 stop11h 10m

$543

CologneChicago

CGN - ORD

CGNORD

Cologne Köln/Bonn

Thu 10/2

6:05 am-2:05 pm

1 stop15h 00m

Chicago O'Hare Intl

Thu 10/9

9:40 pm-5:35 pm

1 stop12h 55m

$543

CologneChicago

CGN - ORD

CGNORD

Cologne Köln/Bonn

Mon 10/27

1:20 pm-7:25 pm

1 stop12h 05m

Chicago O'Hare Intl

Wed 11/12

6:00 pm-12:50 pm

1 stop11h 50m

$544

CologneChicago

CGN - ORD

CGNORD

Cologne Köln/Bonn

Mon 9/1

6:05 am-2:05 pm

1 stop15h 00m

Chicago O'Hare Intl

Sun 9/7

6:00 pm-7:20 pm

1 stop18h 20m

$547

CologneChicago

CGN - ORD

CGNORD

Cologne Köln/Bonn

Thu 11/27

10:35 am-3:15 pm

2 stops35h 40m

$368

CologneChicago

CGN - ORD

CGNORD

Cologne Köln/Bonn

Wed 12/3

8:55 pm-5:04 pm

2 stops51h 09m

$416

CologneChicago

CGN - ORD

CGNORD

Cologne Köln/Bonn

Tue 12/2

5:20 pm-7:13 am

2 stops44h 53m

$438

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/17

Showing 1-10 of 13 results
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Best time to book a flight from Cologne to Chicago

Have a flexible travel schedule? Discover the best time to fly to Chicago 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 Chicago

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

Currently, August is the cheapest month in which you can book a flight from Cologne to Chicago (average of $245). Flying from Cologne to Chicago in March is currently the most expensive (average of $321). 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 Chicago. 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 Chicago?

    For a flight from Cologne to Chicago, you will be flying from Köln/Bonn. Cologne Köln/Bonn (CGN) is just 9.5 mi from the center of the city. Köln/Bonn is the only Cologne airport and it handles 0 outbound flights to Chicago per day. 1 airline has flights to Chicago from Cologne Köln/Bonn on a regular basis.

  • How long is the flight from Cologne to Chicago?

    There are many flights that can get you from Cologne to Chicago in 15h. Fly via Air Canada, Lufthansa, or United Airlines to get the fastest option. The distance between Cologne and Chicago is about 4244 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What is the cheapest airline to fly from Cologne to Chicago round-trip?

    Currently priced at $558, Lufthansa will fly you from Cologne to Chicago and back. In addition to Lufthansa, many other airlines offer competitively priced options for your trip. You may be able to fly from Cologne to Chicago for 29% less than the average price by searching for this airline.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Cologne to Chicago (average of $245). Flying from Cologne to Chicago in March is currently the most expensive (average of $321). 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

Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Merrillville
Lansing
Hammond
Benton Harbor
Porter
Chesterton

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Alternative routes for Cologne to Chicago

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Cologne to Chicago

Discover the top airline that operate flights from Cologne to Chicago. 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 August 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$558Average$872FlexibilityNo cancel feeOn-time76%

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