From
To
Mon 5/10
–
Mon 12/10
Any month
Compare vs. Cheapflights |
From
To
Depart
Mon 5/10
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
Add another flight clear all

We work with more than 300 partners to bring you better travel deals

Home North America USA Cheap flights to Illinois, United States

Cheap Flights to Illinois

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.

Alternative, similarly priced destinations

Find flights to Illinois

Select your preferred destinations from the list below
Flights to Belleville
Flights to Bloomington
Flights to Champaign
Flights to Chicago
Flights to Rockford Flights to Chicago Midway Flights to Chicago-O'Hare Intl
Flights to Decatur
Flights to Peoria
Flights to Marion
Flights to Moline
Flights to Quincy
Show more

Popular flight searches

Check out other popular destinations found by fellow travelers

International departures to Illinois

Home North America USA Cheap flights to Illinois, United States