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Cheap Flights From Ontario, California To Illinois

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

Chicago
Carrier Departure Date Return Date Lowest Price
American Oct 17, 2018 Oct 20, 2018 $178
American Dec 6, 2018 Dec 10, 2018 $178
American Sep 19, 2018 Sep 26, 2018 $178
American Nov 29, 2018 Dec 3, 2018 $178
American Dec 13, 2018 Dec 17, 2018 $178
American Aug 29, 2018 Sep 12, 2018 $178
American Aug 29, 2018 Sep 5, 2018 $178
American Aug 25, 2018 Aug 29, 2018 $178
American Aug 28, 2018 Sep 1, 2018 $178
American Oct 16, 2018 Oct 20, 2018 $178

Cheap Last Minute Flights from Ontario, California 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, California to Illinois. The chart below shows the best last minute deals and cheap flights this weekend we could find.

DestinationDepartingReturningPrice
Springfield, Illinois 7/19/18 7/22/18 $854
Bloomington, Illinois 8/10/18 8/12/18 $524
Peoria 8/16/18 8/19/18 $531
Chicago 8/17/18 8/21/18 $252
Moline 8/17/18 8/20/18 $456

Flight Schedule Summaries Last modified: Jul 17, 2018 2:54 -04:00Number of routes searched: 307Number of itineraries searched: 77,777

Ontario, California to Chicago
Airline Connections Mon Tue Wed Thu Fri Sat Sun
American -
Alaska -
United -
American PHX
American ABQ
American ASE
American DFW
Alaska SEA
Alaska PDX
Alaska SFO
JetBlue JFK
Major Airlines SLC
Major Airlines ATL
Major Airlines DTW
Major Airlines MSP
Major Airlines SEA
Frontier DEN
United DEN
United SFO
United CLE
United IAH

Cheap Domestic Flights from Ontario - ONT Last modified: Jul 17, 2018 2:54 -04:00Prices shown were found by travelers like you over the past 30 days

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Cheap Flights from Ontario, California to Illinois - from $178 Round trip from ONT to IL