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Cheap Flights from Ontario to Chicago - ONT to CHI

Did You Know?

There are 4933 flights from Ontario, CA to Chicago per week.
1,001 seats are available per week to fly direct from Ontario, CA to Chicago.
Southwest has 7 nonstop flights between Ontario, CA and Chicago.
The quickest nonstop flight from Ontario, CA to Chicago lasts 3:50.
259,177 seats are available per week to fly from Ontario, CA to Chicago.
The smallest aircraft flying nonstop from Ontario, CA to Chicago is the Boeing 737-700 (Winglets) with 143 seats.
Only one airline operates between Ontario, CA and Chicago.
American Airlines has 490 connecting flights between Ontario, CA and Chicago.

Daily Non-stop Flight Schedules from Ontario International to Midway International

Airline
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Earliest Flight
Latest Flight
Southwest
0
0
0
1
1
1
1
6:00 AM
2:00 PM

Cheap Domestic Flights to Chicago - CHI

Flights
Airline
Lowest Price
Sun Country, Alaska, AirTran, Virgin America, Frontier, Spirit, American, United, Delta, US Airways
$244
Sun Country, Spirit, Virgin America, AirTran, American, US Airways, Alaska, Delta, United, Frontier
$174
American, Sun Country, Spirit, Frontier, AirTran, United, Alaska, Delta, Virgin America, US Airways
$209
American, AirTran, Alaska, Frontier, US Airways, Delta, United
$273
United, Alaska, Delta, US Airways
$344
Virgin America, Alaska, United, Delta, US Airways, Sun Country, Frontier, American
$393
US Airways, Delta, Alaska, American
$344
US Airways, United
$364
United, American, Frontier, US Airways, Alaska
$364
United, US Airways
$317
Sun Country, United, Alaska, US Airways, Spirit, Hawaiian, JetBlue, Frontier, Virgin America, AirTran, American
$306
Alaska, AirTran, Frontier, Spirit, US Airways, American, Delta, United
$329
AirTran, Frontier, American, US Airways, United, Delta
$273
Frontier, Virgin America, Spirit, Sun Country, US Airways, American, Delta, United, Alaska
$161
US Airways, Frontier, American, Alaska, Delta, United, AirTran, Spirit
$244
US Airways, AirTran, Frontier, American, Delta, United
$273
Spirit, Virgin America, Boutique, Alaska, United, Delta, US Airways, Hawaiian, American
$82
AirTran, Spirit, Sun Country, US Airways, American, United, JetBlue, Frontier, Virgin America
$246
AirTran, Alaska, Frontier, United, Delta, American, US Airways
$273
Sun Country, US Airways, Spirit, Frontier, AirTran, American, Delta, United, Alaska
$171
Frontier, Alaska, Delta, US Airways, United, American, Spirit
$149
United, Alaska, AirTran, Frontier, American, US Airways, Delta
$273
Frontier, Delta, Alaska, United, US Airways, American
$273
Frontier, United, US Airways, Delta, American, AirTran
$273
Alaska, Delta, US Airways, American, AirTran, United, Frontier, Spirit
$213
Alaska, United, Delta, US Airways, American, Frontier, AirTran
$331

Cheap International Flights to Chicago - CHI

Flights
Airline
Lowest Price
AeroMexico
$394
WestJet, American, US Airways, Delta, Air Canada, United, Alaska, El Al
$395
Cheap Flights from Ontario to Chicago, from $341 Round trip from ONT to CHI