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$433+ 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 9/4. Fares are subject to change and may not be available on all flights or dates of travel.
CGN — CHI
Sep 1 — Sep 81
Tue 9/1
Tue 9/8
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 August 2, 2026.

This Expedia deal was found by Cheapflights users on 7/29. 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.
Fri 9/41:05 pm
CGN
-
ORD
1 stop12h 10m
Lufthansa
Tue 9/86:00 pm
ORD
-
CGN
1 stop11h 25m
Lufthansa
Deal found 7/29$681
This Expedia deal was found by Cheapflights users on 7/30. 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.
Thu 9/171:05 pm
CGN
-
ORD
1 stop12h 10m
Lufthansa
Sun 9/273:35 pm
ORD
-
CGN
1 stop20h 55m
Lufthansa
Deal found 7/30$682
This Flighttix deal was found by Cheapflights users on 7/28. 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/48:40 pm
CGN
-
ORD
1 stop23h 40m
Multiple Airlines
Tue 9/86:00 pm
ORD
-
CGN
1 stop11h 25m
Multiple Airlines
Deal found 7/28$685
This United Airlines deal was found by Cheapflights users on 7/29. 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.
Sun 11/229:20 am
CGN
-
ORD
1 stop16h 05m
United Airlines
Tue 12/86:00 pm
ORD
-
CGN
1 stop15h 55m
United Airlines
Deal found 7/29$686
This United Airlines deal was found by Cheapflights users on 7/28. 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.
Sun 11/221:35 pm
CGN
-
ORD
1 stop11h 50m
United Airlines
Tue 12/19:50 pm
ORD
-
CGN
1 stop12h 25m
United Airlines
Deal found 7/28$687
This Expedia deal was found by Cheapflights users on 8/2. 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.
Sun 11/229:20 am
CGN
-
ORD
1 stop16h 05m
Lufthansa
Sun 11/299:50 pm
ORD
-
CGN
1 stop12h 05m
Lufthansa
Deal found 8/2$691
This United Airlines deal was found by Cheapflights users on 7/29. 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 11/279:20 am
CGN
-
ORD
2 stops21h 19m
United Airlines
Thu 12/102:25 pm
ORD
-
CGN
2 stops19h 30m
United Airlines
Deal found 7/29$692
This United Airlines deal was found by Cheapflights users on 7/28. 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.
Thu 11/261:35 pm
CGN
-
ORD
1 stop11h 50m
United Airlines
Mon 11/3012:50 pm
ORD
-
CGN
2 stops17h 00m
United Airlines
Deal found 7/28$695
This Expedia deal was found by Cheapflights users on 7/28. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/218:40 pm
CGN
-
ORD
1 stop23h 40m
Multiple Airlines
Sun 9/273:35 pm
ORD
-
CGN
1 stop20h 55m
Multiple Airlines
Deal found 7/28$696

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 August 2, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$681
(Expedia)

One-way from

$433
(Kiwi.com)

Popular in

July

Cheapest in

February

Average price

$893
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. 28% potential increase in price ($302 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 12% potential price decrease ($81 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 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 August 2, 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

Fri 11/27

9:20 am-6:25 pm

1 stop16h 05m

Chicago O'Hare Intl

Tue 12/8

6:04 pm-4:55 pm

2 stops15h 51m

$686

CologneChicago

CGN - ORD

CGNORD

Cologne Köln/Bonn

Fri 9/4

8:40 pm-1:20 pm

1 stop23h 40m

Chicago O'Hare Intl

Tue 9/8

6:00 pm-12:25 pm

1 stop11h 25m

$686

CologneChicago

CGN - ORD

CGNORD

Cologne Köln/Bonn

Mon 11/23

9:20 am-6:25 pm

1 stop16h 05m

Chicago O'Hare Intl

Mon 12/7

6:00 pm-12:50 pm

1 stop11h 50m

$686

CologneChicago

CGN - ORD

CGNORD

Cologne Köln/Bonn

Thu 11/26

1:35 pm-6:25 pm

1 stop11h 50m

Chicago O'Hare Intl

Sun 11/29

9:50 pm-5:15 pm

1 stop12h 25m

$687

CologneChicago

CGN - ORD

CGNORD

Cologne Köln/Bonn

Thu 11/26

1:35 pm-6:25 pm

1 stop11h 50m

Chicago O'Hare Intl

Wed 12/2

6:00 pm-5:15 pm

1 stop16h 15m

$687

CologneChicago

CGN - ORD

CGNORD

Cologne Köln/Bonn

Sat 9/12

8:30 am-10:20 pm

2 stops20h 50m

Chicago O'Hare Intl

Sat 9/19

1:55 pm-12:25 pm

2 stops15h 30m

$692

CologneChicago

CGN - ORD

CGNORD

Cologne Köln/Bonn

Tue 11/24

1:35 pm-11:39 pm

2 stops17h 04m

Chicago O'Hare Intl

Tue 12/1

9:50 pm-5:15 pm

1 stop12h 25m

$693
Quickest round-trip

CologneChicago

CGN - ORD

CGNORD

Cologne Köln/Bonn

Fri 9/4

1:05 pm-6:15 pm

1 stop12h 10m

Chicago O'Hare Intl

Tue 9/8

6:00 pm-12:25 pm

1 stop11h 25m

$700

CologneChicago

CGN - ORD

CGNORD

Cologne Köln/Bonn

Sat 11/7

9:20 am-6:25 pm

1 stop16h 05m

Chicago O'Hare Intl

Sun 11/15

9:50 pm-4:55 pm

1 stop12h 05m

$700

CologneChicago

CGN - ORD

CGNORD

Cologne Köln/Bonn

Sat 11/7

9:20 am-6:25 pm

1 stop16h 05m

Chicago O'Hare Intl

Sat 11/14

9:50 pm-4:55 pm

1 stop12h 05m

$700

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Showing 1-10 of 21 resultsSorted by cheapest first
1
2
3
  • 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?

Airfare is below average for this route at the moment.
Cologne to Chicago flights typically cost between $837 and $911 in September.
The cheapest round-trip price found within the last 5 days was $681 on Lufthansa (Sep 4-Sep 8).

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 16h 05m. 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
Valparaiso
Hammond
Saint Joseph
Porter

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