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$425+ 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 9/1. Fares are subject to change and may not be available on all flights or dates of travel.
CGN — CHI
Jun 21 — Jun 281
Sun 6/21
Sun 6/28
1 adult, Economy
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Cheap 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 May 22, 2026.

This Ticket deal was found by Cheapflights users on 5/20. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/78:50 pm
CGN
-
ORD
1 stop23h 30m
Multiple Airlines
Mon 6/156:00 pm
ORD
-
CGN
1 stop16h 20m
Multiple Airlines
Deal found 5/20$653
This Kiwi.com deal was found by Cheapflights users on 5/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/158:40 pm
CGN
-
ORD
1 stop23h 40m
Multiple Airlines
Sun 6/216:00 pm
ORD
-
CGN
1 stop18h 30m
Multiple Airlines
Deal found 5/18$685
This Kiwi.com deal was found by Cheapflights users on 5/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/158:40 pm
CGN
-
ORD
1 stop23h 40m
Multiple Airlines
Mon 6/226:00 pm
ORD
-
CGN
1 stop18h 30m
Multiple Airlines
Deal found 5/20$689
This Expedia deal was found by Cheapflights users on 5/19. 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.
Tue 9/158:10 pm
CGN
-
ORD
1 stop23h 25m
Lufthansa
Sun 10/43:35 pm
ORD
-
CGN
1 stop20h 55m
Lufthansa
Deal found 5/19$697
This United Airlines deal was found by Cheapflights users on 5/17. 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 9/41:05 pm
CGN
-
ORD
1 stop12h 10m
United Airlines
Sun 9/2010:50 am
ORD
-
CGN
2 stops18h 35m
United Airlines
Deal found 5/17$707
This Expedia deal was found by Cheapflights users on 5/21. 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.
Mon 6/156:20 am
CGN
-
ORD
2 stops34h 58m
Air Canada
Mon 6/223:40 pm
ORD
-
CGN
2 stops18h 40m
Air Canada
Deal found 5/21$709
This United Airlines deal was found by Cheapflights users on 5/19. 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 9/151:05 pm
CGN
-
ORD
2 stops17h 35m
United Airlines
Sun 10/49:40 pm
ORD
-
CGN
1 stop12h 40m
United Airlines
Deal found 5/19$714

Find 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 May 22, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$653
(Ticket)

One-way from

$425
(Kiwi.com)

Popular in

May

Cheapest in

February

Average price

$804
Provider with most accurate pricing for Cologne Köln/Bonn-Chicago (CHI) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Cologne Köln/Bonn-Chicago (CHI) flights.
Search Deals
From Cologne Köln/Bonn to Chicago (CHI)
Search Deals
One-way flight from Cologne Köln/Bonn to Chicago (CHI)
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($50 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

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 May 22, 2026.
Use the filters below to find and compare flights from Cologne to Chicago that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

CologneChicago

CGN - ORD

CGNORD

Cologne Köln/Bonn

Mon 6/15

8:40 pm-1:20 pm

1 stop23h 40m

Chicago O'Hare Intl

Sun 6/21

6:00 pm-7:30 pm

1 stop18h 30m

$685

CologneChicago

CGN - ORD

CGNORD

Cologne Köln/Bonn

Sun 6/7

8:50 pm-1:20 pm

1 stop23h 30m

Chicago O'Hare Intl

Mon 6/15

6:00 pm-5:20 pm

1 stop16h 20m

$688

CologneChicago

CGN - ORD

CGNORD

Cologne Köln/Bonn

Tue 9/15

8:10 pm-12:35 pm

1 stop23h 25m

Chicago O'Hare Intl

Sun 10/4

3:35 pm-7:30 pm

1 stop20h 55m

$697

CologneChicago

CGN - ORD

CGNORD

Cologne Köln/Bonn

Thu 10/22

1:05 pm-6:15 pm

1 stop12h 10m

Chicago O'Hare Intl

Mon 10/26

9:00 am-12:50 pm

2 stops21h 50m

$707

CologneChicago

CGN - ORD

CGNORD

Cologne Köln/Bonn

Fri 9/4

1:05 pm-6:15 pm

1 stop12h 10m

Chicago O'Hare Intl

Sun 9/20

10:50 am-12:25 pm

2 stops18h 35m

$707
Quickest round-trip

CologneChicago

CGN - ORD

CGNORD

Cologne Köln/Bonn

Tue 9/15

1:05 pm-11:40 pm

2 stops17h 35m

Chicago O'Hare Intl

Sun 10/4

9:40 pm-5:20 pm

1 stop12h 40m

$714

CologneChicago

CGN - ORD

CGNORD

Cologne Köln/Bonn

Mon 6/15

6:20 am-9:00 am

2 stops33h 40m

Chicago O'Hare Intl

Mon 6/22

12:55 pm-5:20 pm

2 stops21h 25m

$733

CologneChicago

CGN - ORD

CGNORD

Cologne Köln/Bonn

Wed 9/23

8:40 pm-1:20 pm

1 stop23h 40m

Chicago O'Hare Intl

Wed 10/7

12:59 pm-12:25 pm

2 stops16h 26m

$736

CologneChicago

CGN - ORD

CGNORD

Cologne Köln/Bonn

Mon 6/15

8:10 pm-12:55 pm

2 stops23h 45m

Chicago O'Hare Intl

Mon 6/22

6:00 pm-7:30 pm

1 stop18h 30m

$737

CologneChicago

CGN - ORD

CGNORD

Cologne Köln/Bonn

Wed 9/23

1:05 pm-10:05 pm

2 stops16h 00m

Chicago O'Hare Intl

Wed 10/7

12:59 pm-12:25 pm

2 stops16h 26m

$761

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/17

Showing 1-10 of 15 resultsSorted by cheapest first
1
2
  • Most accurate provider: When it comes to deals on Cologne-Chicago flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Cologne-Chicago flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Cologne-Chicago flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Cologne-Chicago 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 Cologne-Chicago 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 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

How much does it cost to fly round-trip from Cologne to Chicago?

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. 0 airlines have 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 12h 10m. Fly via United Airlines to get the fastest option. The distance between Cologne and Chicago is about 4244 mi.

  • 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.

See more FAQs

Traveling to a place near Chicago?

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

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