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

British Airways, Delta, 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.

$395 Cheap Flights from Basel to Illinois in 2026/27

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.

11:05 am - 6:45 pmBSL Basel EuroAirport Swiss-ORD Chicago O'Hare Intl

14h 40m1 stop London Heathrow

9:50 pm - 6:45 pmORD Chicago O'Hare Intl-BSL Basel EuroAirport Swiss

13h 55m1 stop London Heathrow

$639British Airways

Fri, Dec 18 - Mon, Dec 21

8:50 pm - 1:45 pmBSL Basel EuroAirport Swiss-ORD Chicago O'Hare Intl

23h 55m1 stop London Heathrow

9:50 pm - 7:50 pmORD Chicago O'Hare Intl-BSL Basel EuroAirport Swiss

15h 00m1 stop London Heathrow

$657British Airways

Wed, Dec 2 - Wed, Dec 9

9:05 pm - 1:45 pmBSL Basel EuroAirport Swiss-ORD Chicago O'Hare Intl

23h 40m1 stop London Heathrow

5:10 pm - 3:25 pmORD Chicago O'Hare Intl-BSL Basel EuroAirport Swiss

15h 15m1 stop London Heathrow

$667British Airways

Sun, Jan 17 - Sat, Jan 30

11:10 am - 6:45 pmBSL Basel EuroAirport Swiss-ORD Chicago O'Hare Intl

14h 35m1 stop London Heathrow

9:50 pm - 4:20 pmORD Chicago O'Hare Intl-BSL Basel EuroAirport Swiss

11h 30m1 stop London Heathrow

$672British Airways

Sat, Feb 27 - Fri, Mar 5

11:10 am - 6:45 pmBSL Basel EuroAirport Swiss-ORD Chicago O'Hare Intl

14h 35m1 stop London Heathrow

1:01 pm - 10:10 amORD Chicago O'Hare Intl-BSL Basel EuroAirport Swiss

14h 09m2 stops New York John F Kennedy Intl London Heathrow

$676British Airways

Sat, Feb 27 - Fri, Mar 5

8:35 pm - 1:45 pmBSL Basel EuroAirport Swiss-ORD Chicago O'Hare Intl

24h 10m1 stop London Heathrow

5:10 pm - 8:10 pmORD Chicago O'Hare Intl-BSL Basel EuroAirport Swiss

20h 00m1 stop London Heathrow

$679British Airways

Fri, Feb 5 - Sat, Feb 20

11:05 am - 10:30 pmBSL Basel EuroAirport Swiss-ORD Chicago O'Hare Intl

18h 25m2 stops London Heathrow New York John F Kennedy Intl

4:00 pm - 3:25 pmORD Chicago O'Hare Intl-BSL Basel EuroAirport Swiss

16h 25m2 stops New York John F Kennedy Intl London Heathrow

$682British Airways

Sun, Jan 17 - Sat, Jan 30

2:25 pm - 4:25 pmBSL Basel EuroAirport Swiss-ORD Chicago O'Hare Intl

32h 00m1 stop London Heathrow

8:30 pm - 7:45 pmORD Chicago O'Hare Intl-BSL Basel EuroAirport Swiss

16h 15m1 stop London Heathrow

$683American Airlines

Fri, Oct 30 - Thu, Nov 5

11:05 am - 6:45 pmBSL Basel EuroAirport Swiss-ORD Chicago O'Hare Intl

14h 40m1 stop London Heathrow

4:20 pm - 4:20 pmORD Chicago O'Hare Intl-BSL Basel EuroAirport Swiss

17h 00m2 stops Atlanta Hartsfield-Jackson London Heathrow

$684British Airways

Fri, Feb 12 - Fri, Feb 26

11:05 am - 7:30 pmBSL Basel EuroAirport Swiss-ORD Chicago O'Hare Intl

15h 25m1 stop London Heathrow

8:30 pm - 7:50 pmORD Chicago O'Hare Intl-BSL Basel EuroAirport Swiss

16h 20m1 stop London Heathrow

$685American Airlines

Thu, Nov 5 - Wed, Nov 18

Cheap last minute flights

Enter your travel dates to find the best prices.

7:15 pm - 9:40 amBSL Basel EuroAirport Swiss-ORD Chicago O'Hare Intl

21h 25m1 stop Istanbul

9:15 pm - 9:50 amORD Chicago O'Hare Intl-BSL Basel EuroAirport Swiss

29h 35m1 stop Istanbul

$745Turkish Airlines

Wed, Oct 21 - Wed, Nov 4

7:15 pm - 11:00 amBSL Basel EuroAirport Swiss-ORD Chicago O'Hare Intl

22h 45m1 stop Istanbul

9:15 pm - 9:50 amORD Chicago O'Hare Intl-BSL Basel EuroAirport Swiss

29h 35m1 stop Istanbul

$951Turkish Airlines

Sat, Oct 24 - Thu, Nov 5

7:15 pm - 9:40 amBSL Basel EuroAirport Swiss-ORD Chicago O'Hare Intl

21h 25m1 stop Istanbul

8:15 pm - 5:15 pmORD Chicago O'Hare Intl-BSL Basel EuroAirport Swiss

38h 00m1 stop Istanbul

$957Turkish Airlines

Fri, Oct 23 - Mon, Nov 9

7:15 pm - 7:20 pmBSL Basel EuroAirport Swiss-ORD Chicago O'Hare Intl

31h 05m1 stop Istanbul

12:45 pm - 9:50 amORD Chicago O'Hare Intl-BSL Basel EuroAirport Swiss

14h 05m1 stop Istanbul

$1,001Turkish Airlines

Sat, Oct 24 - Sat, Nov 7

10:15 am - 2:15 pmBSL Basel EuroAirport Swiss-ORD Chicago O'Hare Intl

11h 00m1 stop Amsterdam Schiphol

3:59 pm - 1:55 pmORD Chicago O'Hare Intl-BSL Basel EuroAirport Swiss

14h 56m2 stops Atlanta Hartsfield-Jackson Paris Charles de Gaulle

$1,002Delta

Fri, Oct 23 - Mon, Nov 9

6:10 pm - 7:20 pmBSL Basel EuroAirport Swiss-ORD Chicago O'Hare Intl

31h 10m1 stop Istanbul

8:15 pm - 9:50 amORD Chicago O'Hare Intl-BSL Basel EuroAirport Swiss

30h 35m1 stop Istanbul

$1,005Turkish Airlines

Sun, Oct 25 - Sun, Nov 8

10:15 am - 7:38 pmBSL Basel EuroAirport Swiss-ORD Chicago O'Hare Intl

16h 23m2 stops Amsterdam Schiphol Minneapolis St Paul

11:35 am - 10:00 amORD Chicago O'Hare Intl-BSL Basel EuroAirport Swiss

15h 25m2 stops Atlanta Hartsfield-Jackson Paris Charles de Gaulle

$1,007Delta

Fri, Oct 23 - Mon, Nov 9

12:25 pm - 9:40 amBSL Basel EuroAirport Swiss-ORD Chicago O'Hare Intl

28h 15m2 stops Pristina Istanbul

6:30 pm - 9:55 pmORD Chicago O'Hare Intl-BSL Basel EuroAirport Swiss

20h 25m3 stops Reykjavik Keflavik Intl Stockholm Arlanda Amsterdam Schiphol

$1,102Multiple Airlines

Fri, Oct 23 - Mon, Nov 9

6:10 pm - 11:00 amBSL Basel EuroAirport Swiss-ORD Chicago O'Hare Intl

22h 50m1 stop Istanbul

9:15 pm - 5:15 pmORD Chicago O'Hare Intl-BSL Basel EuroAirport Swiss

38h 00m1 stop Istanbul

$1,951Turkish Airlines

Mon, Oct 26 - Sat, Oct 31

10:45 am - 11:00 amBSL Basel EuroAirport Swiss-ORD Chicago O'Hare Intl

30h 15m1 stop Istanbul

9:15 pm - 5:15 pmORD Chicago O'Hare Intl-BSL Basel EuroAirport Swiss

38h 00m1 stop Istanbul

$1,952Turkish Airlines

Sun, Oct 25 - Sat, Oct 31

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

Dec 18

BSL11:05 amBasel EuroAirport Swiss

14h 40m

1 stop

ORD6:45 pmChicago O'Hare Intl

Dec 21

ORD9:50 pmChicago O'Hare Intl

13h 55m

1 stop

BSL6:45 pmBasel EuroAirport Swiss

$639

British Airways

Dec 2

BSL8:50 pmBasel EuroAirport Swiss

23h 55m

1 stop

ORD1:45 pmChicago O'Hare Intl

Dec 9

ORD9:50 pmChicago O'Hare Intl

15h 00m

1 stop

BSL7:50 pmBasel EuroAirport Swiss

$657

British Airways

Jan 17

BSL9:05 pmBasel EuroAirport Swiss

23h 40m

1 stop

ORD1:45 pmChicago O'Hare Intl

Jan 30

ORD5:10 pmChicago O'Hare Intl

15h 15m

1 stop

BSL3:25 pmBasel EuroAirport Swiss

$667

American Airlines flights from Basel to Illinois

Our best American Airlines deals on Basel to Illinois flight tickets

American Airlines

Oct 30

BSL2:25 pmBasel EuroAirport Swiss

32h 00m

1 stop

ORD4:25 pmChicago O'Hare Intl

Nov 5

ORD8:30 pmChicago O'Hare Intl

16h 15m

1 stop

BSL7:45 pmBasel EuroAirport Swiss

$683

American Airlines

Nov 5

BSL11:05 amBasel EuroAirport Swiss

15h 25m

1 stop

ORD7:30 pmChicago O'Hare Intl

Nov 18

ORD8:30 pmChicago O'Hare Intl

16h 20m

1 stop

BSL7:50 pmBasel EuroAirport Swiss

$685

American Airlines

Nov 8

BSL1:25 pmBasel EuroAirport Swiss

13h 05m

1 stop

ORD7:30 pmChicago O'Hare Intl

Nov 23

ORD6:30 pmChicago O'Hare Intl

17h 15m

1 stop

BSL6:45 pmBasel EuroAirport Swiss

$687

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BaselChicago

BSL Basel EuroAirport Swiss - ORD Chicago O'Hare Intl

BSLORD

Basel EuroAirport Swiss

Fri 12/18

11:05 am-6:45 pm

1 stop14h 40m

Chicago O'Hare Intl

Mon 12/21

9:50 pm-6:45 pm

1 stop13h 55m

$639

BaselChicago

BSL Basel EuroAirport Swiss - ORD Chicago O'Hare Intl

BSLORD

Basel EuroAirport Swiss

Wed 12/2

8:50 pm-1:45 pm

1 stop23h 55m

Chicago O'Hare Intl

Wed 12/9

9:50 pm-7:50 pm

1 stop15h 00m

$657

BaselChicago

BSL Basel EuroAirport Swiss - ORD Chicago O'Hare Intl

BSLORD

Basel EuroAirport Swiss

Sun 1/17

9:05 pm-1:45 pm

1 stop23h 40m

Chicago O'Hare Intl

Sat 1/30

5:10 pm-3:25 pm

1 stop15h 15m

$667

Quickest round-trip

BaselChicago

BSL Basel EuroAirport Swiss - ORD Chicago O'Hare Intl

BSLORD

Basel EuroAirport Swiss

Sat 2/27

11:10 am-6:45 pm

1 stop14h 35m

Chicago O'Hare Intl

Fri 3/5

9:50 pm-4:20 pm

1 stop11h 30m

$672

BaselChicago

BSL Basel EuroAirport Swiss - ORD Chicago O'Hare Intl

BSLORD

Basel EuroAirport Swiss

Sat 2/27

11:10 am-6:45 pm

1 stop14h 35m

Chicago O'Hare Intl

Fri 3/5

1:01 pm-10:10 am

2 stops14h 09m

$676

BaselChicago

BSL Basel EuroAirport Swiss - ORD Chicago O'Hare Intl

BSLORD

Basel EuroAirport Swiss

Fri 2/5

8:35 pm-1:45 pm

1 stop24h 10m

Chicago O'Hare Intl

Sat 2/20

5:10 pm-8:10 pm

1 stop20h 00m

$679

BaselChicago

BSL Basel EuroAirport Swiss - ORD Chicago O'Hare Intl

BSLORD

Basel EuroAirport Swiss

Sun 1/17

11:05 am-10:30 pm

2 stops18h 25m

Chicago O'Hare Intl

Sat 1/30

4:00 pm-3:25 pm

2 stops16h 25m

$682

BaselChicago

BSL Basel EuroAirport Swiss - ORD Chicago O'Hare Intl

BSLORD

Basel EuroAirport Swiss

Fri 10/30

2:25 pm-4:25 pm

1 stop32h 00m

Chicago O'Hare Intl

Thu 11/5

8:30 pm-7:45 pm

1 stop16h 15m

$683

BaselChicago

BSL Basel EuroAirport Swiss - ORD Chicago O'Hare Intl

BSLORD

Basel EuroAirport Swiss

Fri 2/12

11:05 am-6:45 pm

1 stop14h 40m

Chicago O'Hare Intl

Fri 2/26

4:20 pm-4:20 pm

2 stops17h 00m

$684

BaselChicago

BSL Basel EuroAirport Swiss - ORD Chicago O'Hare Intl

BSLORD

Basel EuroAirport Swiss

Thu 11/5

11:05 am-7:30 pm

1 stop15h 25m

Chicago O'Hare Intl

Wed 11/18

8:30 pm-7:50 pm

1 stop16h 20m

$685

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 December. Flight prices, which tend to average around $0, 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 December, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $0.

Can stopping save me money on Basel to Illinois flights?

You could potentially save up to 69% 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

Best Price Found	$395
Fastest flight time	12h 25m
Direct flights	None

The best one-way flight to Illinois from Basel in the past 72 hours is $395. The best round-trip flight deal from Basel to Illinois found on momondo in the last 72 hours is $639.

The fastest flight from Basel to Illinois takes 12h 25m

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.