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Cheap Flights From Ontario To Illinois Last modified: Jan 19, 2017 0:36 -05:00

Cheap flights from Ontario (ONT) to popular destinations in Illinois (IL)

Chicago
Carrier Departure Date Return Date Lowest Price
United Jan 29, 2017 Jan 31, 2017 $158
United Jan 30, 2017 Jan 31, 2017 $189
Alaska Feb 23, 2017 Feb 26, 2017 $199
United Mar 3, 2017 Mar 7, 2017 $206
United Mar 6, 2017 Mar 14, 2017 $206
United Feb 24, 2017 Feb 27, 2017 $206
United Feb 23, 2017 Feb 28, 2017 $206
United Feb 3, 2017 Feb 5, 2017 $228
United Feb 2, 2017 Feb 5, 2017 $228
United Jan 31, 2017 Feb 7, 2017 $236

Cheap Last Minute Flights from Ontario to Illinois Prices shown were found by travelers like you over the past 30 days

Looking for cheap last minute flights or a weekend getaway? We've got you covered with weekend flight deals from Ontario to Illinois. The chart below shows the best last minute deals and cheap flights this weekend we could find.

DestinationDepartingReturningPrice
Peoria 2/2/17 2/6/17 $558
Moline 2/18/17 2/21/17 $468
Chicago 2/23/17 2/26/17 $199

Flight Schedule Summaries Last modified: Jan 19, 2017 0:36 -05:00Number of routes searched: 520Number of itineraries searched: 168,098

Ontario to Chicago
Airline Connections Mon Tue Wed Thu Fri Sat Sun
American -
Alaska -
United -
Virgin America -
American PDX
American PHX
American ABQ
American ATL
Alaska SEA
Alaska PDX
Delta SLC
Delta ATL
Delta DTW
Delta MSP
Delta CVG
Frontier DEN
United DEN
United SFO
United BOS
United DFW
Virgin America SFO

Cheap Domestic Flights from Ontario - ONT Last modified: Jan 19, 2017 0:36 -05:00Prices shown were found by travelers like you over the past 30 days

Cheap Flights from Ontario to Illinois - from $158 Round trip from ONT to IL