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

American Airlines, British Airways, and KLM 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.

$437 Cheap Flights from Basel to Illinois in 2026

1 adult

0 bags

Find the cheapest flights from Basel to Illinois

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:10 pm - 9:40 am

BSL

ORD

21h 30m

1 stop

8:10 pm - 6:15 pm

ORD

BSL

15h 05m

1 stop

$726Turkish Airlines

mié., sep. 16 - jue., oct. 1

11:55 am - 5:35 pm

BSL

ORD

12h 40m

1 stop

6:15 pm - 6:50 pm

ORD

BSL

17h 35m

1 stop

$751American Airlines

mar., ago. 25 - dom., sep. 6

6:10 am - 5:35 pm

BSL

ORD

18h 25m

1 stop

9:15 pm - 6:30 pm

ORD

BSL

14h 15m

1 stop

$753American Airlines

jue., may. 28 - jue., jun. 4

6:10 am - 3:55 pm

BSL

ORD

16h 45m

1 stop

12:47 pm - 10:55 am

ORD

BSL

15h 08m

2 stops

$755Multiple Airlines

jue., may. 28 - jue., jun. 4

6:10 am - 3:53 pm

BSL

ORD

16h 43m

2 stops

7:05 pm - 10:50 pm

ORD

BSL

20h 45m

1 stop

$758British Airways

jue., may. 28 - jue., jun. 4

10:15 am - 9:36 pm

BSL

ORD

18h 21m

2 stops

5:45 pm - 1:45 pm

ORD

BSL

13h 00m

2 stops

$777Delta

mar., ago. 25 - dom., sep. 6

6:30 am - 5:56 pm

BSL

MDW

18h 26m

2 stops

1:22 pm - 9:45 am

MDW

BSL

13h 23m

2 stops

$783Delta

mié., may. 27 - mié., jun. 3

8:25 am - 12:55 pm

BSL

ORD

11h 30m

1 stop

6:00 pm - 7:40 pm

ORD

BSL

18h 40m

1 stop

$785Lufthansa

vie., may. 22 - dom., may. 31

6:40 am - 3:55 pm

BSL

ORD

16h 15m

1 stop

5:00 pm - 11:00 am

ORD

BSL

11h 00m

1 stop

$789British Airways

lun., jul. 6 - lun., jul. 20

6:45 pm - 1:25 pm

BSL

STL

25h 40m

1 stop

2:15 pm - 10:10 am

STL

BSL

12h 55m

2 stops

$901Multiple Airlines

dom., may. 31 - dom., jun. 7

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

British Airways flights from Basel to Illinois

Our best British Airways deals on Basel to Illinois flight tickets

British Airways

May 28

BSL6:10 amBasel EuroAirport Swiss

16h 43m

2 stops

ORD3:53 pmChicago O'Hare Intl

Jun 4

ORD7:05 pmChicago O'Hare Intl

20h 45m

1 stop

BSL10:50 pmBasel EuroAirport Swiss

$758

British Airways

Jul 6

BSL6:40 amBasel EuroAirport Swiss

16h 15m

1 stop

ORD3:55 pmChicago O'Hare Intl

Jul 20

ORD5:00 pmChicago O'Hare Intl

11h 00m

1 stop

BSL11:00 amBasel EuroAirport Swiss

$789

British Airways

Jul 7

BSL8:15 amBasel EuroAirport Swiss

14h 40m

1 stop

ORD3:55 pmChicago O'Hare Intl

Jul 20

ORD5:00 pmChicago O'Hare Intl

11h 00m

1 stop

BSL11:00 amBasel EuroAirport Swiss

$802

United Airlines flights from Basel to Illinois

Our best United Airlines deals on Basel to Illinois flight tickets

United Airlines

Aug 6

BSL8:15 amBasel EuroAirport Swiss

13h 40m

1 stop

ORD2:55 pmChicago O'Hare Intl

Aug 16

ORD6:00 pmChicago O'Hare Intl

18h 40m

1 stop

BSL7:40 pmBasel EuroAirport Swiss

$790

United Airlines

May 22

BSL8:25 amBasel EuroAirport Swiss

13h 30m

1 stop

ORD2:55 pmChicago O'Hare Intl

May 31

ORD11:03 amChicago O'Hare Intl

25h 37m

2 stops

BSL7:40 pmBasel EuroAirport Swiss

$791

United Airlines

Aug 11

BSL8:15 amBasel EuroAirport Swiss

13h 40m

1 stop

ORD2:55 pmChicago O'Hare Intl

Sep 6

ORD6:00 pmChicago O'Hare Intl

18h 40m

1 stop

BSL7:40 pmBasel EuroAirport Swiss

$796

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BaselChicago

BSL - ORD

BSLORD

Basel EuroAirport Swiss

mié. 9/16

7:10 pm-9:40 am

1 stop21h 30m

Chicago O'Hare Intl

jue. 10/1

8:10 pm-6:15 pm

1 stop15h 05m

$726

BaselChicago

BSL - ORD

BSLORD

Basel EuroAirport Swiss

mar. 8/25

11:55 am-5:35 pm

1 stop12h 40m

Chicago O'Hare Intl

dom. 9/6

6:15 pm-6:50 pm

1 stop17h 35m

$751

BaselChicago

BSL - ORD

BSLORD

Basel EuroAirport Swiss

jue. 5/28

6:10 am-5:35 pm

1 stop18h 25m

Chicago O'Hare Intl

jue. 6/4

9:15 pm-6:30 pm

1 stop14h 15m

$753

BaselChicago

BSL - ORD

BSLORD

Basel EuroAirport Swiss

jue. 5/28

6:10 am-3:55 pm

1 stop16h 45m

Chicago O'Hare Intl

jue. 6/4

12:47 pm-10:55 am

2 stops15h 08m

$755

BaselChicago

BSL - ORD

BSLORD

Basel EuroAirport Swiss

jue. 5/28

6:10 am-3:53 pm

2 stops16h 43m

Chicago O'Hare Intl

jue. 6/4

7:05 pm-10:50 pm

1 stop20h 45m

$758

BaselChicago

BSL - ORD

BSLORD

Basel EuroAirport Swiss

mar. 8/25

10:15 am-9:36 pm

2 stops18h 21m

Chicago O'Hare Intl

dom. 9/6

5:45 pm-1:45 pm

2 stops13h 00m

$777

BaselChicago

BSL - MDW

BSLMDW

Basel EuroAirport Swiss

mié. 5/27

6:30 am-5:56 pm

2 stops18h 26m

Chicago Midway

mié. 6/3

1:22 pm-9:45 am

2 stops13h 23m

$783

BaselChicago

BSL - ORD

BSLORD

Basel EuroAirport Swiss

vie. 5/22

8:25 am-12:55 pm

1 stop11h 30m

Chicago O'Hare Intl

dom. 5/31

6:00 pm-7:40 pm

1 stop18h 40m

$785

Quickest round-trip

BaselChicago

BSL - ORD

BSLORD

Basel EuroAirport Swiss

lun. 7/6

6:40 am-3:55 pm

1 stop16h 15m

Chicago O'Hare Intl

lun. 7/20

5:00 pm-11:00 am

1 stop11h 00m

$789

BaselSt. Louis

BSL - STL

BSLSTL

Basel EuroAirport Swiss

dom. 5/31

6:45 pm-1:25 pm

1 stop25h 40m

Lambert-St Louis

dom. 6/7

2:15 pm-10:10 am

2 stops12h 55m

$901

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 May. Flight prices, which tend to average around $450, 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 May, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $460.

Can stopping save me money on Basel to Illinois flights?

You could potentially save up to 2% 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

Fastest flight time	12h 40m
Direct flights	None

The fastest flight from Basel to Illinois takes 12h 40m

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

Search flight deals

Frequently asked questions about flying 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.

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.