What is the cheapest airline that flies from Basel to Illinois?

British Airways, American Airlines, and Turkish Airlines are the most popular carriers operating from Basel to Illinois

When did momondo last update prices for flights from Basel to Illinois?

Prices for flights from Basel to Illinois refresh daily.

How old do you have to be to fly from Basel to Illinois?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Basel to Illinois.

What documentation or ID do you need to fly to Illinois?

The required travel and health documents for your Illinois trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Illinois. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$324 Cheap Flights from Basel to Illinois in 2025/26

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0 bags

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Find the cheapest flights from Basel to Illinois

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:20 am - 1:50 pmBSL-ORD

14h 30m1 stop

8:40 pm - 10:20 pmORD-BSL

18h 40m1 stop

$552British Airways

Find Deal

Wed, Nov 12 - Tue, Nov 18

6:05 am - 5:00 pmBSL-ORD

17h 55m1 stop

4:06 pm - 2:35 pmORD-BSL

15h 29m2 stops

$556American Airlines

Find Deal

Thu, Nov 13 - Mon, Nov 17

6:35 am - 5:00 pmBSL-ORD

17h 25m1 stop

8:30 am - 2:35 pmORD-BSL

23h 05m2 stops

$557American Airlines

Find Deal

Sun, Nov 9 - Mon, Nov 24

6:35 am - 5:45 pmBSL-ORD

18h 10m2 stops

3:03 pm - 2:35 pmORD-BSL

16h 32m2 stops

$565Multiple Airlines

Find Deal

Sun, Nov 9 - Mon, Nov 24

6:05 am - 2:20 pmBSL-ORD

15h 15m1 stop

7:00 am - 9:50 amORD-BSL

19h 50m2 stops

$599Delta

Find Deal

Fri, Nov 14 - Thu, Nov 27

10:30 am - 3:10 pmBSL-ORD

11h 40m1 stop

4:26 pm - 1:50 pmORD-BSL

14h 24m2 stops

$605Delta

Find Deal

Thu, Nov 13 - Wed, Nov 26

6:05 am - 2:20 pmBSL-ORD

15h 15m1 stop

4:25 pm - 5:25 pmORD-BSL

18h 00m1 stop

$609Air France

Find Deal

Fri, Nov 14 - Wed, Nov 26

11:15 am - 9:27 pmBSL-ORD

17h 12m2 stops

1:25 pm - 10:40 amORD-BSL

14h 15m2 stops

$615KLM

Find Deal

Sat, Nov 15 - Wed, Nov 26

5:55 pm - 2:20 pmBSL-ORD

27h 25m1 stop

1:25 pm - 10:40 amORD-BSL

14h 15m2 stops

$622Multiple Airlines

Find Deal

Thu, Nov 13 - Thu, Nov 27

11:15 am - 8:29 pmBSL-ORD

16h 14m2 stops

1:25 pm - 10:40 amORD-BSL

14h 15m2 stops

$628KLM

Find Deal

Thu, Nov 13 - Thu, Nov 27

United Airlines flights from Basel to Illinois

Our best United Airlines deals on Basel to Illinois flight tickets

United Airlines

Dec 24

BSL1:10 pmBasel EuroAirport Swiss

12h 15m

1 stop

ORD6:25 pmChicago O'Hare Intl

Dec 31

ORD9:50 pmChicago O'Hare Intl

11h 15m

1 stop

BSL4:05 pmBasel EuroAirport Swiss

$650

Find similar

United Airlines

Nov 11

BSL9:50 amBasel EuroAirport Swiss

15h 35m

1 stop

ORD6:25 pmChicago O'Hare Intl

Nov 19

ORD9:50 pmChicago O'Hare Intl

14h 50m

1 stop

BSL7:40 pmBasel EuroAirport Swiss

$651

Find similar

United Airlines

Nov 26

BSL9:50 amBasel EuroAirport Swiss

16h 26m

2 stops

STL7:16 pmLambert-St Louis

Dec 3

STL4:37 pmLambert-St Louis

16h 28m

2 stops

BSL4:05 pmBasel EuroAirport Swiss

$909

Find similar

American Airlines flights from Basel to Illinois

Our best American Airlines deals on Basel to Illinois flight tickets

American Airlines

Nov 13

BSL6:05 amBasel EuroAirport Swiss

17h 55m

1 stop

ORD5:00 pmChicago O'Hare Intl

Nov 17

ORD4:06 pmChicago O'Hare Intl

15h 29m

2 stops

BSL2:35 pmBasel EuroAirport Swiss

$556

Find similar

American Airlines

Nov 9

BSL6:35 amBasel EuroAirport Swiss

17h 25m

1 stop

ORD5:00 pmChicago O'Hare Intl

Nov 24

ORD8:30 amChicago O'Hare Intl

23h 05m

2 stops

BSL2:35 pmBasel EuroAirport Swiss

$557

Find similar

American Airlines

Nov 11

BSL7:00 amBasel EuroAirport Swiss

15h 25m

1 stop

ORD3:25 pmChicago O'Hare Intl

Nov 17

ORD6:30 pmChicago O'Hare Intl

16h 45m

1 stop

BSL6:15 pmBasel EuroAirport Swiss

$558

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BaselChicago

BSL - ORD

BSLORD

Basel EuroAirport Swiss

Wed 11/12

6:20 am-1:50 pm

1 stop14h 30m

Chicago O'Hare Intl

Tue 11/18

8:40 pm-10:20 pm

1 stop18h 40m

$552

BaselChicago

BSL - ORD

BSLORD

Basel EuroAirport Swiss

Thu 11/13

6:05 am-5:00 pm

1 stop17h 55m

Chicago O'Hare Intl

Mon 11/17

4:06 pm-2:35 pm

2 stops15h 29m

$556

BaselChicago

BSL - ORD

BSLORD

Basel EuroAirport Swiss

Sun 11/9

6:35 am-5:00 pm

1 stop17h 25m

Chicago O'Hare Intl

Mon 11/24

8:30 am-2:35 pm

2 stops23h 05m

$557

BaselChicago

BSL - ORD

BSLORD

Basel EuroAirport Swiss

Sun 11/9

6:35 am-5:45 pm

2 stops18h 10m

Chicago O'Hare Intl

Mon 11/24

3:03 pm-2:35 pm

2 stops16h 32m

$565

BaselChicago

BSL - ORD

BSLORD

Basel EuroAirport Swiss

Fri 11/14

6:05 am-2:20 pm

1 stop15h 15m

Chicago O'Hare Intl

Thu 11/27

7:00 am-9:50 am

2 stops19h 50m

$599

BaselChicago

BSL - ORD

BSLORD

Basel EuroAirport Swiss

Thu 11/13

10:30 am-3:10 pm

1 stop11h 40m

Chicago O'Hare Intl

Wed 11/26

4:26 pm-1:50 pm

2 stops14h 24m

$605

BaselChicago

BSL - ORD

BSLORD

Basel EuroAirport Swiss

Fri 11/14

6:05 am-2:20 pm

1 stop15h 15m

Chicago O'Hare Intl

Wed 11/26

4:25 pm-5:25 pm

1 stop18h 00m

$609

BaselChicago

BSL - ORD

BSLORD

Basel EuroAirport Swiss

Sat 11/15

11:15 am-9:27 pm

2 stops17h 12m

Chicago O'Hare Intl

Wed 11/26

1:25 pm-10:40 am

2 stops14h 15m

$615

BaselChicago

BSL - ORD

BSLORD

Basel EuroAirport Swiss

Thu 11/13

5:55 pm-2:20 pm

1 stop27h 25m

Chicago O'Hare Intl

Thu 11/27

1:25 pm-10:40 am

2 stops14h 15m

$622

BaselChicago

BSL - ORD

BSLORD

Basel EuroAirport Swiss

Thu 11/13

11:15 am-8:29 pm

2 stops16h 14m

Chicago O'Hare Intl

Thu 11/27

1:25 pm-10:40 am

2 stops14h 15m

$628

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Basel to Illinois

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Illinois?

The cheapest month to fly to Illinois from Basel is in October. Flight prices, which tend to average around $417, are often lower during this time because this is during the off-season. If you aren’t able to travel to Illinois during the month of October, then flying in May is also cheap. Prices for this month can be found on momondo for an average of $449.

What is the cheapest day to depart on your flight to Illinois?

The cheapest day to depart from Basel to Illinois is on a Friday when prices can be found for as low as $512. Flights from Basel to Illinois on a Saturday will generally be more expensive and average around $557. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

Can stopping save me money on Basel to Illinois flights?

You could potentially save up to 21% on your flight if you consider stops on a Basel to Illinois flight.

Cheap Basel to Illinois flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Basel to Illinois

Direct flights	None

There are no direct flights from Basel to Illinois. There are no popular flight routes from Basel to Illinois.

Search flight deals

When did momondo last update prices for flights from Basel to Illinois?
Prices for flights from Basel to Illinois refresh daily.
How old do you have to be to fly from Basel to Illinois?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Basel to Illinois.
What documentation or ID do you need to fly to Illinois?
The required travel and health documents for your Illinois trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Illinois. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Basel to Illinois?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Basel to Illinois for you.

Can I find flights from Basel to Illinois with flexible booking policies on momondo?

momondo does allow users to show only those flights to Illinois from Basel which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Basel to Illinois?

momondo provides multiple filters to help you find the best flight to Illinois from Basel. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Basel to Illinois right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Basel to Illinois now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Illinois and let you know when they change.