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$499+ Cheap flights from Cologne (CGN) to Chicago (CHI)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/14. Fares are subject to change and may not be available on all flights or dates of travel.
CGN — CHI
Apr 27 — May 41
Sun 4/27
Sun 5/4
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 April 22, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
2 stars

Round-trip from

$499
(Billigflug)

Popular in

May

Cheapest in

September

Average price

$636
Provider with most accurate pricing for Cologne Köln/Bonn-Chicago (CHI) flight deals.
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Provider most trusted by Cheapflights users for Cologne Köln/Bonn-Chicago (CHI) flights.
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From Cologne Köln/Bonn to Chicago (CHI)
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Highest demand for flights based on searches. 9% potential increase in price ($71 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($27 potential savings vs. average RT price).
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Average for round-trip flights in April 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 April 22, 2025.

This Billigflug deal was found by Cheapflights users on 4/21. 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 Billigflug is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/1410:15 amCGN - ORD
1 stop15h 00mBritish Airways
Mon 9/299:15 pmORD - CGN
1 stop16h 15mBritish Airways
Deal found 4/21$499
This Billigflug deal was found by Cheapflights users on 4/21. 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 Billigflug is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/289:15 pmCGN - ORD
2 stops23h 15mMultiple Airlines
Sun 5/410:20 pmORD - CGN
1 stop15h 05mMultiple Airlines
Deal found 4/21$510
This American Airlines deal was found by Cheapflights users on 4/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/110:15 amCGN - ORD
1 stop15h 00mAmerican Airlines
Mon 5/57:15 pmORD - CGN
1 stop18h 15mAmerican Airlines
Deal found 4/21$516
This Billigflug deal was found by Cheapflights users on 4/22. 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.
Thu 5/86:20 amCGN - ORD
2 stops22h 46mAir Canada
Mon 5/128:40 amORD - CGN
2 stops43h 30mAir Canada
Deal found 4/22$522
This Flysmarter deal was found by Cheapflights users on 4/21. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2312:55 pmCGN - ORD
1 stop12h 20mLufthansa
Mon 10/2710:25 pmORD - CGN
1 stop11h 05mLufthansa
Deal found 4/21$526
This United Airlines deal was found by Cheapflights users on 4/22. 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.
Sat 6/216:05 amCGN - ORD
1 stop14h 55mUnited Airlines
Sat 8/165:55 pmORD - CGN
2 stops35h 20mUnited Airlines
Deal found 4/22$562
This Trip.com deal was found by Cheapflights users on 4/21. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/282:50 pmCGN - ORD
1 stop25h 50mTurkish Airlines
Wed 5/2111:25 amORD - CGN
1 stop19h 25mTurkish Airlines
Deal found 4/21$936
This Expedia deal was found by Cheapflights users on 4/22. 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 5/16:30 amCGN - ORD
1 stop13h 50mAustrian Airlines
Mon 5/54:20 pmORD - CGN
1 stop20h 20mAustrian Airlines
Deal found 4/22$1,085

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 April 22, 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

Sun 9/14

10:15 am-6:15 pm

1 stop15h 00m

Chicago O'Hare Intl

Mon 9/29

9:15 pm-8:30 pm

1 stop16h 15m

$499

CologneChicago

CGN - ORD

CGNORD

Cologne Köln/Bonn

Fri 5/2

2:20 pm-2:45 pm

1 stop31h 25m

Chicago O'Hare Intl

Thu 5/8

7:10 pm-1:35 pm

1 stop11h 25m

$516

CologneChicago

CGN - ORD

CGNORD

Cologne Köln/Bonn

Thu 5/8

6:20 am-10:06 pm

2 stops22h 46m

Chicago O'Hare Intl

Mon 5/12

8:40 am-11:10 am

2 stops43h 30m

$522

CologneChicago

CGN - ORD

CGNORD

Cologne Köln/Bonn

Sat 6/21

6:05 am-2:00 pm

1 stop14h 55m

Chicago O'Hare Intl

Sat 8/16

5:55 pm-12:15 pm

2 stops35h 20m

$562

CologneChicago

CGN - ORD

CGNORD

Cologne Köln/Bonn

Sat 5/3

7:40 am-6:22 pm

2 stops17h 42m

Chicago O'Hare Intl

Fri 5/16

4:05 pm-6:55 pm

2 stops19h 50m

$671

CologneChicago

CGN - ORD

CGNORD

Cologne Köln/Bonn

Mon 6/23

12:55 pm-6:15 pm

1 stop12h 20m

Chicago O'Hare Intl

Fri 6/27

9:40 pm-5:35 pm

1 stop12h 55m

$851

CologneChicago

CGN - ORD

CGNORD

Cologne Köln/Bonn

Sat 8/16

9:00 am-11:10 pm

3 stops45h 10m

$527

CologneChicago

CGN - ORD

CGNORD

Cologne Köln/Bonn

Sat 8/16

8:40 am-2:00 pm

1 stop12h 20m

$695

CologneChicago

CGN - ORD

CGNORD

Cologne Köln/Bonn

Thu 8/14

10:15 am-3:05 pm

1 stop11h 50m

$813

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/22

  • 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

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.

Rainfall in Chicago by month

Plan your trip to Chicago by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Chicago ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Chicago when rainfall is around 1.7 in.

Temperature in Chicago by month

Plan your trip to Chicago by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Chicago, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing Chicago

Get insights into the airlines that provide service to Chicago. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Chicago. Reviews last updated April 22, 2025.
Peruse reviews from past customers who have flown with United Airlines, American Airlines and Air Canada from Cologne to Chicago to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,683 reviews

Overall

7.4

Food

6.6

Crew

8.1

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
United Airlines
7.4
Good
8,683 reviews
United Airlines
7.4
Good
8,683 reviews

Overall

7.4

Food

6.6

Crew

8.1

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,683 reviews

Overall

7.4

Food

6.6

Crew

8.1

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
Air Canada
7.0
Good
9,180 reviews
United Airlines
7.4
Good
8,683 reviews

Overall

7.4

Food

6.6

Crew

8.1

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
Lufthansa
6.7
Okay
7,023 reviews
United Airlines
7.4
Good
8,683 reviews

Overall

7.4

Food

6.6

Crew

8.1

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
British Airways
6.6
Okay
6,794 reviews
United Airlines
7.4
Good
8,683 reviews

Overall

7.4

Food

6.6

Crew

8.1

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

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.

  • What are the cheapest airlines flying from Cologne to Chicago round-trip?

    Currently priced at $499, British Airways will fly you from Cologne to Chicago and back. In addition to British Airways, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from American Airlines and Air Canada - these airlines can fly you to your destination from $516 and $522, respectively. You may be able to fly from Cologne to Chicago for 26% less than the average price by searching for these airlines.

  • 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 Cologne?

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

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Alternative routes for Cologne to Chicago

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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 April 22, 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$855Average$892FlexibilityNo cancel feeOn-time76%

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