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

Prices for flights from Illinois to Basel were last updated today.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Illinois to Basel.

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

The required travel and health documents for your Basel 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 Basel. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$221 Cheap Flights from Illinois to Basel in 2026

1 adult

0 bags

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

Find the cheapest flights from Illinois to Basel

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:36 pm - 6:15 pm

STL

BSL

16h 39m

2 stops

4:00 pm - 5:58 pm

BSL

STL

31h 58m

2 stops

$459British Airways

Mon, Mar 2 - Mon, Mar 9

4:05 pm - 1:45 pm

STL

BSL

14h 40m

2 stops

6:45 am - 1:55 pm

BSL

STL

14h 10m

1 stop

$474Multiple Airlines

Sun, Mar 1 - Sun, Mar 8

4:05 pm - 1:45 pm

STL

BSL

14h 40m

2 stops

6:45 am - 1:55 pm

BSL

STL

14h 10m

1 stop

$477Multiple Airlines

Sun, Mar 1 - Sun, Mar 8

3:50 pm - 9:55 am

STL

BSL

11h 05m

1 stop

6:45 am - 1:55 pm

BSL

STL

14h 10m

1 stop

$486Lufthansa

Sun, Mar 1 - Sun, Mar 8

3:50 pm - 1:45 pm

STL

BSL

14h 55m

1 stop

6:45 am - 1:55 pm

BSL

STL

14h 10m

1 stop

$495Lufthansa

Sun, Mar 1 - Sun, Mar 8

11:50 am - 10:00 am

ORD

BSL

15h 10m

1 stop

10:55 am - 10:05 am

BSL

ORD

30h 10m

1 stop

$572Turkish Airlines

Sun, Feb 1 - Fri, Feb 13

12:50 pm - 5:10 pm

ORD

BSL

22h 20m

1 stop

10:55 am - 11:05 am

BSL

ORD

30h 10m

1 stop

$589Turkish Airlines

Sun, Mar 8 - Tue, Mar 24

1:10 pm - 9:45 am

MDW

BSL

13h 35m

2 stops

10:15 am - 6:45 pm

BSL

MDW

15h 30m

2 stops

$960Air France

Wed, Apr 8 - Mon, Apr 13

1:29 pm - 10:40 am

MDW

BSL

14h 11m

2 stops

6:05 am - 5:54 pm

BSL

MDW

17h 49m

2 stops

$1,051Air France

Mon, Mar 2 - Mon, Mar 9

1:26 pm - 10:40 am

MDW

BSL

14h 14m

2 stops

6:05 am - 5:29 pm

BSL

MDW

18h 24m

2 stops

$1,712KLM

Fri, Feb 6 - Mon, Feb 9

British Airways flights from Illinois to Basel

Our best British Airways deals on Illinois to Basel flight tickets

British Airways

Mar 2

STL6:36 pmLambert-St Louis

16h 39m

2 stops

BSL6:15 pmBasel EuroAirport Swiss

Mar 9

BSL4:00 pmBasel EuroAirport Swiss

31h 58m

2 stops

STL5:58 pmLambert-St Louis

$459

British Airways

Mar 1

STL11:46 amLambert-St Louis

27h 34m

2 stops

BSL10:20 pmBasel EuroAirport Swiss

Mar 8

BSL6:35 amBasel EuroAirport Swiss

17h 25m

2 stops

STL5:00 pmLambert-St Louis

$483

British Airways

Mar 1

STL4:13 pmLambert-St Louis

23h 07m

2 stops

BSL10:20 pmBasel EuroAirport Swiss

Mar 8

BSL6:35 amBasel EuroAirport Swiss

20h 36m

2 stops

STL8:11 pmLambert-St Louis

$484

Lufthansa flights from Illinois to Basel

Our best Lufthansa deals on Illinois to Basel flight tickets

Lufthansa

Mar 1

STL3:50 pmLambert-St Louis

11h 05m

1 stop

BSL9:55 amBasel EuroAirport Swiss

Mar 8

BSL6:45 amBasel EuroAirport Swiss

14h 10m

1 stop

STL1:55 pmLambert-St Louis

$486

Lufthansa

Mar 1

STL3:50 pmLambert-St Louis

14h 55m

1 stop

BSL1:45 pmBasel EuroAirport Swiss

Mar 8

BSL6:45 amBasel EuroAirport Swiss

14h 10m

1 stop

STL1:55 pmLambert-St Louis

$495

Lufthansa

Apr 8

ORD9:40 pmChicago O'Hare Intl

13h 30m

2 stops

BSL6:10 pmBasel EuroAirport Swiss

Apr 14

BSL8:15 amBasel EuroAirport Swiss

11h 40m

1 stop

ORD12:55 pmChicago O'Hare Intl

$866

Fly from

Fly to

Route

Depart

Return

Price

St. LouisBasel

STL - BSL

STLBSL

Lambert-St Louis

Mon 3/2

6:36 pm-6:15 pm

2 stops16h 39m

Basel EuroAirport Swiss

Mon 3/9

4:00 pm-5:58 pm

2 stops31h 58m

$459

St. LouisBasel

STL - BSL

STLBSL

Lambert-St Louis

Sun 3/1

4:05 pm-1:45 pm

2 stops14h 40m

Basel EuroAirport Swiss

Sun 3/8

6:45 am-1:55 pm

1 stop14h 10m

$474

St. LouisBasel

STL - BSL

STLBSL

Lambert-St Louis

Sun 3/1

4:05 pm-1:45 pm

2 stops14h 40m

Basel EuroAirport Swiss

Sun 3/8

6:45 am-1:55 pm

1 stop14h 10m

$477

St. LouisBasel

STL - BSL

STLBSL

Lambert-St Louis

Sun 3/1

3:50 pm-9:55 am

1 stop11h 05m

Basel EuroAirport Swiss

Sun 3/8

6:45 am-1:55 pm

1 stop14h 10m

$486

St. LouisBasel

STL - BSL

STLBSL

Lambert-St Louis

Sun 3/1

3:50 pm-1:45 pm

1 stop14h 55m

Basel EuroAirport Swiss

Sun 3/8

6:45 am-1:55 pm

1 stop14h 10m

$495

ChicagoBasel

ORD - BSL

ORDBSL

Chicago O'Hare Intl

Sun 2/1

11:50 am-10:00 am

1 stop15h 10m

Basel EuroAirport Swiss

Fri 2/13

10:55 am-10:05 am

1 stop30h 10m

$572

ChicagoBasel

ORD - BSL

ORDBSL

Chicago O'Hare Intl

Sun 3/8

12:50 pm-5:10 pm

1 stop22h 20m

Basel EuroAirport Swiss

Tue 3/24

10:55 am-11:05 am

1 stop30h 10m

$589

ChicagoBasel

MDW - BSL

MDWBSL

Chicago Midway

Wed 4/8

1:10 pm-9:45 am

2 stops13h 35m

Basel EuroAirport Swiss

Mon 4/13

10:15 am-6:45 pm

2 stops15h 30m

$960

ChicagoBasel

MDW - BSL

MDWBSL

Chicago Midway

Mon 3/2

1:29 pm-10:40 am

2 stops14h 11m

Basel EuroAirport Swiss

Mon 3/9

6:05 am-5:54 pm

2 stops17h 49m

$1,051

ChicagoBasel

MDW - BSL

MDWBSL

Chicago Midway

Fri 2/6

1:26 pm-10:40 am

2 stops14h 14m

Basel EuroAirport Swiss

Mon 2/9

6:05 am-5:29 pm

2 stops18h 24m

$1,712

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 Illinois to Basel

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

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

Lufthansa and Air France are the most popular carriers operating from Illinois to Basel

Cheap Illinois to Basel flight deals and tips

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

Fastest flight time	10h 40m
Direct flights	None

The fastest flight from Illinois to Basel takes 10h 40m

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

Search flight deals

When did momondo last update prices for flights from Illinois to Basel?
Prices for flights from Illinois to Basel were last updated today.
How old do you have to be to fly from Illinois to Basel?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Illinois to Basel.
What documentation or ID do you need to fly to Basel?
The required travel and health documents for your Basel 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 Basel. 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 Illinois to Basel?

It is quick and easy to find Illinois to Basel flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Basel that suits you.

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

All flight searches from Illinois to Basel on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search for Illinois to Basel flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

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