$347 Find Cheap Flights from Basel to Illinois

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Basel to Illinois departing on 1/12. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

KAYAK searches hundreds of travel sites at once for deals on flights to Illinois

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Basel to Illinois, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Basel to Illinois, as well as popular online travel agencies
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Cheap Flights from Basel to Illinois

Cheapest round-trip prices found by our users on KAYAK in the last 72 hours
Chicago
Chicago1 stop$590
St. Louis
St. Louis2 stops$633
Chicago
Chicago1 stop$590
St. Louis
St. Louis2 stops$633

Book Cheap Basel to Illinois Plane Tickets

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Basel to Illinois that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Basel to Illinois

Wed, Jan 14 - Wed, Jan 21
American Airlines Logo
6:20 am - 5:00 pm
BSL
-
ORD
17h 40m1 stop
American Airlines Logo
6:25 pm - 2:55 pm
ORD
-
BSL
13h 30m1 stop
$590American Airlines
Wed, Jan 14 - Wed, Jan 21
American Airlines Logo
6:20 am - 3:25 pm
BSL
-
ORD
16h 05m1 stop
American Airlines Logo
3:27 pm - 2:55 pm
ORD
-
BSL
16h 28m2 stops
$594American Airlines
Wed, Feb 11 - Sun, Feb 15
American Airlines Logo
6:20 am - 5:00 pm
BSL
-
ORD
17h 40m1 stop
American Airlines Logo
9:45 pm - 10:20 pm
ORD
-
BSL
17h 35m1 stop
$603American Airlines
Wed, Feb 11 - Sun, Feb 15
American Airlines Logo
6:20 am - 3:25 pm
BSL
-
ORD
16h 05m1 stop
American Airlines Logo
6:35 pm - 10:20 pm
ORD
-
BSL
20h 45m1 stop
$604American Airlines
Thu, Jan 15 - Wed, Jan 28
Delta Logo
6:05 am - 6:32 pm
BSL
-
MDW
19h 27m2 stops
Delta Logo
12:48 pm - 10:40 am
MDW
-
BSL
14h 52m2 stops
$632Delta
Fri, Jan 23 - Fri, Jan 30
Multiple Airlines Logo
7:00 am - 7:29 pm
BSL
-
STL
19h 29m2 stops
Multiple Airlines Logo
2:54 pm - 2:10 pm
STL
-
BSL
16h 16m2 stops
$633Multiple Airlines
Tue, Jun 2 - Thu, Jun 11
British Airways Logo
6:45 am - 1:50 pm
BSL
-
ORD
14h 05m1 stop
British Airways Logo
9:15 pm - 10:50 pm
ORD
-
BSL
18h 35m1 stop
$652British Airways
Mon, Jun 1 - Wed, Jun 10
Delta Logo
10:15 am - 2:15 pm
BSL
-
ORD
11h 00m1 stop
Delta Logo
10:40 am - 9:45 am
ORD
-
BSL
16h 05m2 stops
$660Delta
Fri, Jan 23 - Fri, Jan 30
Lufthansa Logo
10:35 am - 10:58 pm
BSL
-
STL
19h 23m2 stops
Lufthansa Logo
3:50 pm - 10:05 am
STL
-
BSL
11h 15m1 stop
$739Lufthansa
Tue, Jan 13 - Tue, Jan 20
Lufthansa Logo
7:05 pm - 1:55 pm
BSL
-
STL
25h 50m1 stop
Lufthansa Logo
11:22 am - 9:55 am
STL
-
BSL
15h 33m2 stops
$968Lufthansa
Booking Insights

KAYAK's insights & trends for Basel to Illinois flights

Get data-powered insights and trends into flights from Basel to Illinois to help you find the cheapest flights, the best time to fly and much more.

Which airlines provide the cheapest flights from Basel EuroAirport Swiss to Illinois?

The cheapest round-trip price for the route for each airline clicked by KAYAK users in the last 72 hours.

In the past 3 days, the cheapest round-trip tickets from Basel EuroAirport Swiss to Illinois were found on American Airlines ($590) and Delta ($632).

Find deals

Good to know

Cheapest flight$423
Flight from Basel to Chicago O'Hare Airport

FAQs - booking Illinois flights

  • How does KAYAK find such low prices on flights from Basel to Illinois?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Basel to Illinois.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Basel to Illinois?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Basel to Illinois is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Basel to Illinois?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly from Basel to Illinois with an airline and back with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Basel to Illinois?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Basel to Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

  • What is the cheapest time of day to fly to Illinois?

    The cheapest time of day to fly to Illinois is generally in the morning, when round-trip flights cost $556 on average. The most expensive time of day to fly to Illinois is generally in the morning, which is peak travel time and where the average cost of a ticket is $556.

Everything you need to know for your flight from Basel to Illinois

Information on your arrival and departure airports

Basel (BSL)