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$334+ Cheap flights from Chicago (CHI) to Bonn, Germany

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 12/2. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — FRA
Nov 5 — Nov 121
Tue 11/5
Tue 11/12
1 adult, Economy
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The best prices from Chicago to Bonn are usually found in February or March, booked 51 days in advance, depart on a Monday or Sunday and return on a Friday

Cheap flight deals from Chicago to Bonn

Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) to Bonn (BN9). 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 October 31, 2024.

Popular in

June

Cheapest in

February

Round-trip from

$508
(oojo)

One-way from

$334
(Mytrip)
High demand for flights, 36% potential price rise
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Best time to find cheap flights, 27% potential price drop
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From Chicago (CHI) to Bonn
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One-way flight from Chicago (CHI) to Bonn
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Find flight deals from Chicago to Bonn

Cheapest flights from Chicago to Bonn
Explore the most affordable flight options available from Chicago to Bonn. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 31, 2024.

This Scandinavian Airlines deal was found by Cheapflights users on 10/30. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/277:10 pmORD - DUS
2 stops35h 40mScandinavian Airlines
Wed 12/42:30 pmDUS - ORD
2 stops32h 20mScandinavian Airlines
Deal found 10/30$580
This British Airways deal was found by Cheapflights users on 10/31. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/89:45 pmORD - DUS
1 stop15h 05mBritish Airways
Wed 1/1510:00 amDUS - ORD
1 stop15h 45mBritish Airways
Deal found 10/31$616
This FlightHub deal was found by Cheapflights users on 10/30. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/167:40 pmORD - DUS
1 stop17h 10mAer Lingus
Mon 1/1310:30 amDUS - ORD
1 stop15h 45mAer Lingus
Deal found 10/30$647
This Booking.com deal was found by Cheapflights users on 10/31. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/911:35 amORD - DUS
2 stops20h 00mAir Canada
Wed 1/156:25 amDUS - ORD
2 stops15h 20mAir Canada
Deal found 10/31$767
This Air Canada deal was found by Cheapflights users on 10/30. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/272:05 pmORD - DUS
2 stops13h 20mMultiple Airlines
Wed 12/46:25 amDUS - ORD
2 stops15h 20mMultiple Airlines
Deal found 10/30$772
This United Airlines deal was found by Cheapflights users on 10/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/243:35 pmORD - DUS
2 stops43h 10mUnited Airlines
Wed 1/86:25 amDUS - ORD
2 stops35h 29mUnited Airlines
Deal found 10/30$793
This oojo deal was found by Cheapflights users on 10/31. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/84:20 pmORD - DUS
1 stop19h 50mAustrian Airlines
Tue 11/123:00 pmDUS - ORD
1 stop30h 05mAustrian Airlines
Deal found 10/31$798
This KAYAK deal was found by Cheapflights users on 10/31. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/79:25 pmORD - DUS
1 stop13h 15mLufthansa
Tue 11/126:25 amDUS - ORD
1 stop14h 00mLufthansa
Deal found 10/31$835
This American Airlines deal was found by Cheapflights users on 10/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/54:45 pmORD - DUS
1 stop19h 40mAmerican Airlines
Tue 11/126:25 amDUS - ORD
1 stop15h 05mAmerican Airlines
Deal found 10/30$842
This Delta deal was found by Cheapflights users on 10/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/91:30 pmMDW - DUS
2 stops17h 15mDelta
Wed 12/256:10 amDUS - MDW
2 stops18h 01mDelta
Deal found 10/30$866
This Kiwi.com deal was found by Cheapflights users on 10/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/17:05 pmORD - DUS
1 stop11h 50mSWISS
Mon 12/169:40 amDUS - ORD
1 stop13h 35mSWISS
Deal found 10/30$881
This oojo deal was found by Cheapflights users on 10/30. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/166:30 pmORD - DUS
2 stops37h 50mIcelandair
Mon 1/136:50 pmDUS - ORD
2 stops29h 30mIcelandair
Deal found 10/30$889

Find flights from Chicago to Bonn within your budget

Customize your flight search to find flights from Chicago to Bonn 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 2,570,725 searches. Data last updated October 31, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

ChicagoDüsseldorf

ORD - DUS

ORDDUS

Chicago O'Hare Intl

Mon 12/2

6:30 pm-10:15 pm

2 stops20h 45m

$334

ChicagoDüsseldorf

ORD - DUS

ORDDUS

Chicago O'Hare Intl

Mon 12/2

7:10 pm-3:20 pm

1 stop13h 10m

$361

ChicagoDüsseldorf

MDW - DUS

MDWDUS

Chicago Midway

Mon 12/2

6:49 pm-4:55 pm

2 stops15h 06m

$539

ChicagoDüsseldorf

ORD - DUS

ORDDUS

Chicago O'Hare Intl

Sat 1/4

12:30 pm-8:55 am

1 stop13h 25m

$1,348

ChicagoDüsseldorf

ORD - DUS

ORDDUS

Chicago O'Hare Intl

Tue 1/7

6:30 pm-3:20 pm

2 stops13h 50m

$1,500

ChicagoDüsseldorf

ORD - DUS

ORDDUS

Chicago O'Hare Intl

Tue 1/7

11:55 am-4:55 pm

1 stop22h 00m

$2,216

ChicagoDüsseldorf

ORD - DUS

ORDDUS

Chicago O'Hare Intl

Fri 1/10

8:20 pm-4:40 pm

1 stop13h 20m

$2,535

ChicagoDüsseldorf

ORD - DUS

ORDDUS

Chicago O'Hare Intl

Wed 11/27

7:10 pm-1:50 pm

2 stops35h 40m

Duesseldorf Intl

Wed 12/4

2:30 pm-3:50 pm

2 stops32h 20m

$580

ChicagoDüsseldorf

ORD - DUS

ORDDUS

Chicago O'Hare Intl

Tue 2/18

9:45 pm-10:25 pm

1 stop17h 40m

Duesseldorf Intl

Wed 2/26

6:25 am-2:30 pm

1 stop15h 05m

$583

ChicagoDüsseldorf

ORD - DUS

ORDDUS

Chicago O'Hare Intl

Mon 3/31

9:30 pm-6:00 pm

1 stop13h 30m

Duesseldorf Intl

Thu 4/10

8:25 am-5:25 pm

1 stop16h 00m

$608

Flights are sorted by cheapest first

Deals found on 10/30

Showing 1-10 of 27 results
1
2
3

Best time to book a flight from Chicago to Bonn

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

Travel insights for flights from Chicago to Bonn

Get recent, data-driven insights about flights from Chicago to Bonn including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Chicago to Bonn?

Use this chart to determine the optimal time to book a round-trip flight from Chicago to Bonn. Price data was last updated on October 25, 2024.

Booking 51 days in advance of your planned departure date is, on average, the best time to get cheap flights from Chicago to Bonn. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, November is the cheapest month in which you can book a flight from Chicago to Bonn (average of $696). Flying from Chicago to Bonn in June is currently the most expensive (average of $1,117). 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.

What is the cheapest time of day to fly from CHI to BN9?

Find hourly flight availability from Chicago to Bonn. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 31, 2024.

When flying from Chicago to Bonn, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What is the cheapest day to fly from Chicago to Bonn?

Use this chart to determine the cheapest time to fly round-trip from Chicago to Bonn. Price data was last updated on October 6, 2024.

Travelers seeking maximum savings on their Chicago to Bonn flight should consider departing on Monday evenings when fares are most often at their lowest. Friday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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Rainfall in Bonn by month

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

In terms of precipitation, rainfall in Bonn ranges from 1.2 - 3.1 inches per month. July is typically the wettest month, when rainfall can reach 3.1 in. March is typically the driest time to visit Bonn when rainfall is around 1.2 in.

Temperature in Bonn by month

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

If weather is an important factor for your trip to Bonn, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 64.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 33.8 F).

Reviews of airlines servicing Bonn

Get insights into the airlines that provide service to Bonn. 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 Bonn. Reviews last updated October 31, 2024.
To help decide which airline to fly from Chicago to Bonn, see what other customers have to say about Iberia, LOT and Turkish Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,835 reviews

Crew

8.5

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very good
8,835 reviews
Delta
8.0
Very good
8,835 reviews

Crew

8.5

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Finnair
7.7
Good
1,318 reviews
Delta
8.0
Very good
8,835 reviews

Crew

8.5

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Austrian Airlines
7.7
Good
829 reviews
Delta
8.0
Very good
8,835 reviews

Crew

8.5

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

SWISS
7.6
Good
1,644 reviews
Delta
8.0
Very good
8,835 reviews

Crew

8.5

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

LOT
7.6
Good
1,201 reviews
Delta
8.0
Very good
8,835 reviews

Crew

8.5

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Chicago to Bonn. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find flights from Chicago to Bonn for under $600 on Cheapflights?

    Yes, there are multiple flights from Chicago to Bonn for under $600. The cheapest flight booked recently is on Scandinavian Airlines for just $508, but on average you can expect to pay $891.

  • Are there last-minute flights available from Chicago to Bonn for under $800?

    There are currently 16+ open flights from Chicago to Bonn within the next 7 days for less than $800.

  • What are the cheapest airlines to fly from Chicago to Bonn one-way?

    For one-way options, check prices for Scandinavian Airlines. According to our data, you can fly for as low as $361. Users have also found prices from $539 and $1,348 on Delta and Air Serbia, respectively.

  • What are the most reliable airlines from Chicago to Bonn?

    No one likes to see their flight delayed. When booking a flight from Chicago to Bonn consider choosing Air Canada (61%), United Airlines (61%) or Lufthansa (57%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Chicago to Bonn?

    On average you can expect to pay $3,086 for a flight from Chicago to Bonn. The cheapest flight overall is $382 while the most popular route, (Chicago O'Hare Intl - Duesseldorf Intl) is currently priced at $508.

  • What does ORD to FRA mean?

    Chicago O'Hare Intl Airport is ORD and Frankfurt am Main Airport is FRA. These codes are created by the International Air Transport Association (IATA) and airlines use them to identify the departing and arrival airports in the flight routes they service. While you’re still figuring out your travel plans, it’s not a bad idea to learn the names and codes of other airports around these areas: Duesseldorf Intl Airport (DUS), Cologne Köln/Bonn Airport (CGN), Dortmund Airport (DTM), Frankfurt-Hahn Airport (HHN), Düsseldorf Weeze Airport (NRN).

  • Can I find deals for flights from Chicago to Bonn that include extra baggage allowance?

    The amount of baggage you can bring on your Chicago to Bonn flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Chicago to Bonn with specific airlines?

    Yes, Cheapflights allows you to browse and filter Chicago to Bonn flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Chicago to Bonn by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Chicago to Bonn that allow pets onboard?

    Many airlines flying from Chicago to Bonn offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Chicago to Bonn?

    Yes, you can often find last-minute deals on Chicago to Bonn flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Chicago to Bonn flight deals updated?

    The Chicago to Bonn flight deals you see on this page were last updated on 10/31.

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

    Currently, November is the cheapest month in which you can book a flight from Chicago to Bonn (average of $696). Flying from Chicago to Bonn in June is currently the most expensive (average of $1,117). 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

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Alternative routes for Chicago to Bonn

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Chicago to Bonn

Discover the top 10 airlines that operate flights from Chicago to Bonn. 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 2,570,725 searches. Data last updated October 31, 2024.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest$441Average$691FlexibilityNo cancel feeOn-time77%
IcelandairCheapest$456Average$717FlexibilityNo cancel feeOn-time76%
TAP AIR PORTUGALCheapest$494Average$971FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$533Average$776FlexibilityNo cancel feeOn-time71%
ITA AirwaysCheapest$564Average$973FlexibilityNo cancel feeOn-time81%
British AirwaysCheapest$581Average$880FlexibilityNo cancel feeOn-time70%
LufthansaCheapest$599Average$1,064FlexibilityNo cancel feeOn-time76%
Aer LingusCheapest$600Average$845FlexibilityNo cancel feeOn-timeN/A
SWISSCheapest$606Average$972FlexibilityNo cancel feeOn-time79%
United AirlinesCheapest$610Average$1,099FlexibilityNo cancel feeOn-time69%
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