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$312+ Cheap flights from Illinois 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 3/25. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — EAP
Jan 26 — Feb 21
Sun 1/26
Sun 2/2
1 adult, Economy
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Cheap flight deals from Illinois to Basel

Discover tips and strategies to find the most affordable flight options for your journey from Illinois (USIL) 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 January 21, 2025.

Round-trip from

$520
(oojo)

One-way from

$312
(Kiwi.com)
From Illinois to Basel (EAP)
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One-way flight from Illinois to Basel (EAP)
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Find flight deals from Illinois to Basel

Cheapest flights from Illinois to Basel
Explore the most affordable flight options available from Illinois to Basel. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2025.

This oojo deal was found by Cheapflights users on 1/20. 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.
Wed 4/237:50 pmORD - BSL
1 stop30h 50mTurkish Airlines
Wed 5/146:55 pmBSL - ORD
1 stop21h 55mTurkish Airlines
Deal found 1/20$520
This Mytrip deal was found by Cheapflights users on 1/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/33:35 pmORD - BSL
2 stops22h 10mMultiple Airlines
Mon 3/101:20 pmBSL - ORD
2 stops33h 55mMultiple Airlines
Deal found 1/20$629
This United deal was found by Cheapflights users on 1/21. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/73:45 pmSTL - BSL
1 stop14h 45mMultiple Airlines
Mon 3/178:25 pmBSL - STL
2 stops33h 07mMultiple Airlines
Deal found 1/21$777
This Gotogate deal was found by Cheapflights users on 1/20. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/75:55 amSTL - BSL
2 stops32h 35mBritish Airways
Mon 3/178:00 pmBSL - STL
2 stops27h 59mBritish Airways
Deal found 1/20$790
This United Airlines deal was found by Cheapflights users on 1/20. 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 4/19:40 pmORD - BSL
1 stop14h 55mUnited Airlines
Tue 4/86:05 amBSL - ORD
2 stops32h 57mUnited Airlines
Deal found 1/20$794
This Air Canada deal was found by Cheapflights users on 1/20. 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.
Mon 3/1711:35 amORD - BSL
2 stops16h 50mAir Canada
Wed 3/267:10 amBSL - ORD
2 stops18h 45mAir Canada
Deal found 1/20$795
This American Airlines deal was found by Cheapflights users on 1/20. 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.
Mon 3/176:33 pmORD - BSL
2 stops17h 37mAmerican Airlines
Wed 3/2611:15 amBSL - ORD
1 stop14h 30mAmerican Airlines
Deal found 1/20$796
This oojo deal was found by Cheapflights users on 1/20. 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 3/285:36 pmORD - BSL
2 stops14h 34mBritish Airways
Sat 4/510:00 pmBSL - ORD
1 stop20h 50mBritish Airways
Deal found 1/20$897
This Iberia deal was found by Cheapflights users on 1/20. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/54:45 pmORD - BSL
2 stops15h 05mIberia
Mon 3/101:20 pmBSL - ORD
2 stops39h 27mIberia
Deal found 1/20$1,011
This Delta deal was found by Cheapflights users on 1/20. 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 3/27:05 amORD - BSL
2 stops19h 30mDelta
Thu 3/1311:15 amBSL - ORD
1 stop34h 15mDelta
Deal found 1/20$1,057
This Air France deal was found by Cheapflights users on 1/20. 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.
Wed 2/192:08 pmMDW - BSL
2 stops16h 57mAir France
Wed 2/266:05 amBSL - MDW
2 stops18h 38mAir France
Deal found 1/20$1,067
This Delta deal was found by Cheapflights users on 1/20. 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.
Tue 3/42:08 pmMDW - BSL
2 stops16h 57mDelta
Tue 3/116:05 amBSL - MDW
2 stops17h 57mDelta
Deal found 1/20$1,068

Find flights from Illinois to Basel within your budget

Customize your flight search to find flights from Illinois 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 January 21, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

ChicagoBasel

ORD - BSL

ORDBSL

Chicago O'Hare Intl

Mon 3/3

11:55 am-10:05 am

1 stop15h 10m

Basel EuroAirport Swiss

Mon 3/10

6:05 pm-11:10 am

1 stop23h 05m

$521

ChicagoBasel

ORD - BSL

ORDBSL

Chicago O'Hare Intl

Mon 3/3

3:35 pm-8:45 pm

2 stops22h 10m

Basel EuroAirport Swiss

Mon 3/10

1:20 pm-5:15 pm

2 stops33h 55m

$629

St. LouisBasel

STL - BSL

STLBSL

Lambert-St Louis

Fri 3/7

3:45 pm-1:30 pm

1 stop14h 45m

Basel EuroAirport Swiss

Mon 3/17

8:25 pm-11:32 pm

2 stops33h 07m

$777

St. LouisBasel

STL - BSL

STLBSL

Lambert-St Louis

Fri 3/7

5:55 am-9:30 pm

2 stops32h 35m

Basel EuroAirport Swiss

Mon 3/17

8:00 pm-5:59 pm

2 stops27h 59m

$790

ChicagoBasel

ORD - BSL

ORDBSL

Chicago O'Hare Intl

Tue 4/1

5:50 pm-12:25 pm

1 stop11h 35m

Basel EuroAirport Swiss

Tue 4/8

6:05 am-8:02 am

2 stops32h 57m

$794

ChicagoBasel

ORD - BSL

ORDBSL

Chicago O'Hare Intl

Mon 3/17

11:35 am-10:25 am

2 stops16h 50m

Basel EuroAirport Swiss

Wed 3/26

7:10 am-7:55 pm

2 stops18h 45m

$795

ChicagoBasel

ORD - BSL

ORDBSL

Chicago O'Hare Intl

Mon 3/17

6:33 pm-6:10 pm

2 stops17h 37m

Basel EuroAirport Swiss

Wed 3/26

11:15 am-7:45 pm

1 stop14h 30m

$796

ChicagoBasel

ORD - BSL

ORDBSL

Chicago O'Hare Intl

Fri 3/28

5:36 pm-2:10 pm

2 stops14h 34m

Basel EuroAirport Swiss

Sat 4/5

10:00 pm-11:50 am

1 stop20h 50m

$897

ChicagoBasel

ORD - BSL

ORDBSL

Chicago O'Hare Intl

Wed 3/5

4:45 pm-2:50 pm

2 stops15h 05m

Basel EuroAirport Swiss

Mon 3/10

1:20 pm-10:47 pm

2 stops39h 27m

$1,011

ChicagoBasel

ORD - BSL

ORDBSL

Chicago O'Hare Intl

Sun 3/2

7:05 am-9:35 am

2 stops19h 30m

Basel EuroAirport Swiss

Thu 3/13

11:15 am-3:30 pm

1 stop34h 15m

$1,057

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Showing 1-10 of 31 results
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Best time to book a flight from Illinois to Basel

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

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

What is the cheapest time of day to fly from IL to EAP?

Find hourly flight availability from Illinois 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 January 21, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to Basel as you normally would.

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 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 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, 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 January 21, 2025.
Read through reviews of airlines operating flights from Illinois to Basel, such as Air Canada, British Airways and Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,521 reviews

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.6

Comfort

8.0

Entertainment

7.9

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
8,521 reviews
Delta
8.0
Very good
8,521 reviews

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.6

Comfort

8.0

Entertainment

7.9

Reviews

1 / 10

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

KLM
7.8
Good
1,341 reviews
Delta
8.0
Very good
8,521 reviews

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.6

Comfort

8.0

Entertainment

7.9

Reviews

1 / 10

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

Air France
7.4
Good
1,490 reviews
Delta
8.0
Very good
8,521 reviews

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.6

Comfort

8.0

Entertainment

7.9

Reviews

1 / 10

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

United Airlines
7.4
Good
8,985 reviews
Delta
8.0
Very good
8,521 reviews

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.6

Comfort

8.0

Entertainment

7.9

Reviews

1 / 10

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

Turkish Airlines
7.3
Good
3,931 reviews
Delta
8.0
Very good
8,521 reviews

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.6

Comfort

8.0

Entertainment

7.9

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 Illinois 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 Illinois?

    Located just 0.2 mi from the city center, Basel All airports (EAP) is the airport most travelers will use when flying to Basel from Illinois.

  • What are the cheapest airlines to fly from Illinois to Basel one-way?

    The cheapest airlines for a one-way flight from Illinois to Basel are Turkish Airlines ($565), Delta ($580), and Lufthansa ($656).

  • What are the most popular routes from Illinois to Basel?

    While some choose either Chicago Midway - Basel EuroAirport Swiss or Lambert-St Louis - Basel EuroAirport Swiss, Chicago O'Hare Intl - Basel EuroAirport Swiss is the most popular route from Illinois to Basel.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Illinois 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 Illinois to Basel?

    Currently, January is the cheapest month in which you can book a flight from Illinois to Basel (average of $545). Flying from Illinois to Basel 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 Illinois to Basel

See prices for flight routes from nearby airports that may be better suited for you.
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