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$494+ Cheap flights from Chicago (CHI) to Basel (EAP)

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 1/8. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — EAP
Jan 9 — Jan 161
Fri 1/9
Fri 1/16
1 adult, Economy
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Cheap flight deals from Chicago to Basel

Cheapest flights from Chicago to Basel
Explore the most affordable flight options available from Chicago to Basel. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 10, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 12/9. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/319:50 pmORD - BSL
1 stop11h 15mMultiple Airlines
Sat 1/1710:45 amBSL - ORD
1 stop11h 35mMultiple Airlines
Deal found 12/9$1,199
This Cheapflightsfares deal was found by Cheapflights users on 12/9. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/243:20 pmORD - BSL
1 stop15h 15mLufthansa
Wed 12/3110:35 amBSL - ORD
1 stop16h 30mLufthansa
Deal found 12/9$1,492
This Kiwi.com deal was found by Cheapflights users on 12/9. 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.
Sat 12/133:50 pmORD - BSL
2 stops32h 15mMultiple Airlines
Fri 12/194:35 pmBSL - ORD
1 stop32h 20mMultiple Airlines
Deal found 12/9$1,514
This Cheapflightsfares deal was found by Cheapflights users on 12/8. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/264:20 pmORD - BSL
1 stop10h 45mMultiple Airlines
Wed 1/710:35 amBSL - ORD
1 stop11h 45mMultiple Airlines
Deal found 12/8$1,625
This Cheapflightsfares deal was found by Cheapflights users on 12/8. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/166:10 pmORD - BSL
2 stops12h 25mMultiple Airlines
Wed 12/241:10 pmBSL - ORD
1 stop12h 15mMultiple Airlines
Deal found 12/8$1,683
This lastminute.com deal was found by Cheapflights users on 12/9. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1011:50 amORD - BSL
1 stop15h 10mTurkish Airlines
Tue 12/2310:55 amBSL - ORD
1 stop30h 10mTurkish Airlines
Deal found 12/9$1,696
This Delta deal was found by Cheapflights users on 12/9. 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.
Wed 12/246:08 pmMDW - BSL
2 stops12h 42mDelta
Wed 12/316:05 amBSL - MDW
2 stops18h 21mDelta
Deal found 12/9$2,001
This KLM deal was found by Cheapflights users on 12/9. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/134:29 pmMDW - BSL
2 stops14h 21mMultiple Airlines
Fri 12/196:05 amBSL - MDW
2 stops17h 26mMultiple Airlines
Deal found 12/9$2,847
This Delta deal was found by Cheapflights users on 12/8. 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.
Wed 12/171:14 pmMDW - BSL
2 stops17h 36mDelta
Mon 12/2210:30 amBSL - MDW
2 stops18h 52mDelta
Deal found 12/8$6,881
This KLM deal was found by Cheapflights users on 12/8. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/171:14 pmMDW - BSL
2 stops14h 26mKLM
Mon 12/226:05 amBSL - MDW
2 stops17h 15mKLM
Deal found 12/8$7,695

Find flight deals from Chicago to Basel

Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) to Basel (EAP). 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 December 10, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$562
(oojo)

One-way from

$494
(Cheapflightsfares)
Provider with most accurate pricing for Chicago (CHI)-Basel (EAP) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-Basel (EAP) flights.
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From Chicago (CHI) to Basel (EAP)
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One-way flight from Chicago (CHI) to Basel (EAP)
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Chicago to Basel 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 December 10, 2025.
Use the filters below to find and compare flights from Chicago to Basel that are best for you.

Fly from

Chicago

Fly to

Basel

Route

Depart

Return

Price

ChicagoBasel

ORD - BSL

ORDBSL

Chicago O'Hare Intl

Mon 1/26

8:20 pm-5:10 pm

1 stop37h 50m

Basel EuroAirport Swiss

Tue 2/10

10:55 am-10:05 am

1 stop30h 10m

$597

ChicagoBasel

ORD - BSL

ORDBSL

Chicago O'Hare Intl

Sun 2/1

8:20 pm-10:00 am

1 stop30h 40m

Basel EuroAirport Swiss

Tue 2/17

10:55 am-10:05 am

1 stop30h 10m

$606

ChicagoBasel

ORD - BSL

ORDBSL

Chicago O'Hare Intl

Wed 2/11

8:20 pm-10:00 am

1 stop30h 40m

Basel EuroAirport Swiss

Sun 2/15

6:05 pm-6:25 pm

1 stop31h 20m

$705

ChicagoBasel

ORD - BSL

ORDBSL

Chicago O'Hare Intl

Sun 2/1

6:00 pm-12:30 pm

1 stop11h 30m

Basel EuroAirport Swiss

Tue 2/17

6:50 am-2:10 pm

2 stops14h 20m

$727

ChicagoBasel

ORD - BSL

ORDBSL

Chicago O'Hare Intl

Tue 2/17

6:00 pm-12:30 pm

1 stop11h 30m

Basel EuroAirport Swiss

Tue 2/24

6:50 am-2:10 pm

2 stops14h 20m

$727

ChicagoBasel

ORD - BSL

ORDBSL

Chicago O'Hare Intl

Fri 2/6

9:50 pm-4:05 pm

1 stop11h 15m

Basel EuroAirport Swiss

Sun 2/15

6:45 am-2:10 pm

2 stops14h 25m

$819

ChicagoBasel

ORD - BSL

ORDBSL

Chicago O'Hare Intl

Sat 2/28

3:45 pm-12:30 pm

2 stops13h 45m

Basel EuroAirport Swiss

Sat 3/7

10:45 am-6:25 pm

2 stops14h 40m

$830

ChicagoBasel

MDW - BSL

MDWBSL

Chicago Midway

Wed 12/24

6:08 pm-1:50 pm

2 stops12h 42m

Basel EuroAirport Swiss

Wed 12/31

6:05 am-5:26 pm

2 stops18h 21m

$2,001

ChicagoBasel

MDW - BSL

MDWBSL

Chicago Midway

Sat 12/13

4:29 pm-1:50 pm

2 stops14h 21m

Basel EuroAirport Swiss

Fri 12/19

6:05 am-4:31 pm

2 stops17h 26m

$2,847

ChicagoBasel

MDW - BSL

MDWBSL

Chicago Midway

Wed 12/17

1:14 pm-1:50 pm

2 stops17h 36m

Basel EuroAirport Swiss

Mon 12/22

10:30 am-10:22 pm

2 stops18h 52m

$6,881

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/9

Showing 1-10 of 23 results
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Compare providers for flights from Chicago to Basel

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Chicago to Basel in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Chicago-Basel flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Chicago-Basel flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Chicago-Basel flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Chicago-Basel flights, Cheapflights users trust Expedia the most. Expedia 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 Chicago-Basel 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 Chicago to Basel

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

Cheapflights Insights

Everything you need to know about your flight from Chicago to Basel
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Chicago to Basel. 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 into for flights to Basel from Chicago?

    Most people fly into Basel All airports (EAP) if they book a flight to Basel from Chicago. On average, All airports has 0 inbound flights from Chicago per day from 0 airlines. Basel All airports is conveniently located just 0.2 mi from Basel’s city center.

  • How long is the flight from Chicago to Basel?

    There are many flights that can get you from Chicago to Basel in 12h 42m. Fly via Turkish Airlines or Delta to get the fastest option. Airlines will cover a distance of 4386 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Chicago to Basel 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

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