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$385+ Cheap flights from Chicago (CHI) to Basel EuroAirport Swiss (BSL)

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 7/7. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — BSL
May 4 — May 111
Sun 5/4
Sun 5/11
1 adult, Economy
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Cheap 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 (BSL). 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 29, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$578
(oojo)

One-way from

$385
(Kiwi.com)

Popular in

May

Cheapest in

September

Average price

$1,181
Provider with most accurate pricing for Chicago (CHI)-Basel (EAP) flight deals.
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Provider most trusted by Cheapflights users for Chicago (CHI)-Basel (EAP) flights.
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From Chicago (CHI) to Basel EuroAirport Swiss
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One-way flight from Chicago (CHI) to Basel EuroAirport Swiss
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Highest demand for flights based on searches. 18% potential increase in price ($234 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($44 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 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 April 29, 2025.

This oojo deal was found by Cheapflights users on 4/27. 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.
Tue 8/1911:25 amORD - BSL
1 stop15h 15mTurkish Airlines
Tue 9/236:55 pmBSL - ORD
1 stop21h 45mTurkish Airlines
Deal found 4/27$578
This United Airlines deal was found by Cheapflights users on 4/28. 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.
Wed 11/1211:45 amORD - BSL
2 stops14h 10mUnited Airlines
Thu 11/279:35 amBSL - ORD
1 stop15h 50mUnited Airlines
Deal found 4/28$757
This Air Canada deal was found by Cheapflights users on 4/28. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/129:50 amORD - BSL
2 stops17h 10mAir Canada
Thu 11/2710:45 amBSL - ORD
2 stops15h 47mAir Canada
Deal found 4/28$758
This Cheapflightsfares deal was found by Cheapflights users on 4/28. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/135:00 pmORD - BSL
1 stop18h 00mBritish Airways
Tue 12/236:55 amBSL - ORD
1 stop14h 00mBritish Airways
Deal found 4/28$786
This FlightHub deal was found by Cheapflights users on 4/28. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/93:35 pmORD - BSL
1 stop10h 35mMultiple Airlines
Thu 9/2511:30 amBSL - ORD
2 stops15h 41mMultiple Airlines
Deal found 4/28$788
This American Airlines deal was found by Cheapflights users on 4/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/911:52 amORD - BSL
2 stops16h 03mAmerican Airlines
Thu 9/256:10 amBSL - ORD
2 stops16h 35mAmerican Airlines
Deal found 4/28$796
This Delta deal was found by Cheapflights users on 4/27. 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.
Sun 8/178:55 amORD - BSL
2 stops17h 35mDelta
Mon 9/222:25 pmBSL - ORD
1 stop30h 45mDelta
Deal found 4/27$802
This Austrian Airlines deal was found by Cheapflights users on 4/28. 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 Austrian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/124:20 pmORD - BSL
1 stop20h 25mAustrian Airlines
Mon 5/198:25 pmBSL - ORD
1 stop23h 55mAustrian Airlines
Deal found 4/28$806
This Delta deal was found by Cheapflights users on 4/27. 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 8/201:00 pmMDW - BSL
2 stops13h 35mDelta
Wed 9/246:15 amBSL - MDW
2 stops15h 39mDelta
Deal found 4/27$818
This KLM deal was found by Cheapflights users on 4/28. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/181:00 pmMDW - BSL
2 stops13h 35mKLM
Sat 10/2510:15 amBSL - MDW
2 stops15h 21mKLM
Deal found 4/28$928
This Air France deal was found by Cheapflights users on 4/27. 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 France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/191:00 pmMDW - BSL
2 stops13h 30mMultiple Airlines
Wed 9/2410:15 amBSL - MDW
2 stops15h 21mMultiple Airlines
Deal found 4/27$1,012
This Lufthansa deal was found by Cheapflights users on 4/28. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/29:40 pmORD - BSL
1 stop14h 55mLufthansa
Fri 6/139:45 amBSL - ORD
1 stop15h 30mLufthansa
Deal found 4/28$1,242

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 April 29, 2025.
Use the filters below to find and compare flights from Chicago to Basel EuroAirport Swiss that are best for you.

Fly from

Chicago

Fly to

Basel

Route

Depart

Return

Price

ChicagoBasel

ORD - BSL

ORDBSL

Chicago O'Hare Intl

Tue 8/19

11:25 am-9:40 am

1 stop15h 15m

Basel EuroAirport Swiss

Tue 9/23

6:55 pm-9:40 am

1 stop21h 45m

$578

ChicagoBasel

ORD - BSL

ORDBSL

Chicago O'Hare Intl

Tue 9/9

3:35 pm-9:10 am

1 stop10h 35m

Basel EuroAirport Swiss

Thu 9/25

11:30 am-8:11 pm

2 stops15h 41m

$788

ChicagoBasel

ORD - BSL

ORDBSL

Chicago O'Hare Intl

Tue 9/9

11:52 am-10:55 am

2 stops16h 03m

Basel EuroAirport Swiss

Thu 9/25

6:10 am-3:45 pm

2 stops16h 35m

$796

ChicagoBasel

ORD - BSL

ORDBSL

Chicago O'Hare Intl

Sun 8/17

8:55 am-9:30 am

2 stops17h 35m

Basel EuroAirport Swiss

Mon 9/22

2:25 pm-2:10 pm

1 stop30h 45m

$802

ChicagoBasel

ORD - BSL

ORDBSL

Chicago O'Hare Intl

Mon 5/12

4:20 pm-7:45 pm

1 stop20h 25m

Basel EuroAirport Swiss

Mon 5/19

8:25 pm-1:20 pm

1 stop23h 55m

$806

ChicagoBasel

MDW - BSL

MDWBSL

Chicago Midway

Wed 8/20

1:00 pm-9:35 am

2 stops13h 35m

Basel EuroAirport Swiss

Wed 9/24

6:15 am-2:54 pm

2 stops15h 39m

$818

ChicagoBasel

ORD - BSL

ORDBSL

Chicago O'Hare Intl

Mon 5/12

7:15 pm-6:20 pm

1 stop16h 05m

Basel EuroAirport Swiss

Mon 5/19

6:35 am-3:01 pm

2 stops15h 26m

$859

ChicagoBasel

MDW - BSL

MDWBSL

Chicago Midway

Sat 10/18

1:00 pm-9:35 am

2 stops13h 35m

Basel EuroAirport Swiss

Sat 10/25

10:15 am-6:36 pm

2 stops15h 21m

$928

ChicagoBasel

MDW - BSL

MDWBSL

Chicago Midway

Tue 8/19

1:00 pm-9:30 am

2 stops13h 30m

Basel EuroAirport Swiss

Wed 9/24

10:15 am-6:36 pm

2 stops15h 21m

$1,012

ChicagoBasel

ORD - BSL

ORDBSL

Chicago O'Hare Intl

Wed 5/28

8:40 am-10:55 am

2 stops19h 15m

Basel EuroAirport Swiss

Wed 6/4

11:25 am-7:59 am

2 stops27h 34m

$1,038

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 21 results
1
2
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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 EuroAirport Swiss

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

Find hourly flight availability from Chicago to Basel. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 29, 2025.

A simple way to save on the total cost of your ticket is to fly from Chicago to Basel EuroAirport Swiss in the afternoon. If you’re flexible enough to do this you can expect to save up to 27% on your trip compared to booking a flight at noon.

Rainfall in Basel by month

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

In terms of precipitation, rainfall in Basel EuroAirport Swiss ranges from 1.9 - 3.4 inches per month. June is typically the wettest month, when rainfall can reach 3.4 in. February is typically the driest time to visit Basel EuroAirport Swiss when rainfall is around 1.9 in.

Temperature in Basel by month

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

If weather is an important factor for your trip to Basel EuroAirport Swiss, 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 66.2 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 Basel

Get insights into the airlines that provide service to Basel. 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 Basel. Reviews last updated April 29, 2025.
Delta
8.0
Very good
7,929 reviews

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,929 reviews
Delta
8.0
Very good
7,929 reviews

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,333 reviews
Delta
8.0
Very good
7,929 reviews

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Austrian Airlines
7.6
Good
780 reviews
Delta
8.0
Very good
7,929 reviews

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
SWISS
7.5
Good
1,588 reviews
Delta
8.0
Very good
7,929 reviews

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,696 reviews
Delta
8.0
Very good
7,929 reviews

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

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 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?

    If you book a flight to Basel from Chicago, you will be flying to EuroAirport Swiss, which is the city’s only airport. Basel EuroAirport Swiss (BSL) is located 3.6 mi from the center of Basel. There are 0 flights from Chicago to EuroAirport Swiss per day from 0 different airlines.

  • What are the cheapest airlines flying from Chicago to Basel EuroAirport Swiss round-trip?

    Currently priced at $578, Turkish Airlines will fly you from Chicago to Basel EuroAirport Swiss and back. In addition to Turkish Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from American Airlines and Delta - these airlines can fly you to your destination from $796 and $802, respectively.

  • What are the cheapest airlines to fly from Chicago to Basel EuroAirport Swiss one-way?

    To fly one-way, consider booking your trip with Turkish Airlines, which is currently one of the cheapest options available, starting at $522. British Airways flights start at $588 while deals on American Airlines start at $620 one-way.

  • 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.

  • What is the cheapest month to book a flight from Chicago to Basel EuroAirport Swiss?

    Currently, January is the cheapest month in which you can book a flight from Chicago to Basel EuroAirport Swiss (average of $545). Flying from Chicago to Basel EuroAirport Swiss in June is currently the most expensive (average of $1,132). 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 Basel

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