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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
$258
Sun Country, Spirit, Virgin America, AirTran, American, US Airways, Alaska, Delta, United, Frontier
$214
American, Sun Country, Spirit, Frontier, AirTran, United, Alaska, Delta, Virgin America, US Airways
$148
American, AirTran, Alaska, Frontier, US Airways, Delta, United
$281
United, Alaska, Delta, US Airways
$275
Virgin America, Alaska, United, Delta, US Airways, Sun Country, Frontier, American
$395
US Airways, Delta, Alaska, American
$275
US Airways, United
$298
United, American, Frontier, US Airways, Alaska
$298
United, US Airways
$367
Sun Country, United, Alaska, US Airways, Spirit, Hawaiian, JetBlue, Frontier, Virgin America, AirTran, American
$264
Alaska, AirTran, Frontier, Spirit, US Airways, American, Delta, United
$338
AirTran, Frontier, American, US Airways, United, Delta
$289
Frontier, Virgin America, Spirit, Sun Country, US Airways, American, Delta, United, Alaska
$148
US Airways, Frontier, American, Alaska, Delta, United, AirTran, Spirit
$266
US Airways, AirTran, Frontier, American, Delta, United
$289
Spirit, Virgin America, Boutique, Alaska, United, Delta, US Airways, Hawaiian, American
$86
AirTran, Spirit, Sun Country, US Airways, American, United, JetBlue, Frontier, Virgin America
$273
AirTran, Alaska, Frontier, United, Delta, American, US Airways
$289
Sun Country, US Airways, Spirit, Frontier, AirTran, American, Delta, United, Alaska
$192
Frontier, Alaska, Delta, US Airways, United, American, Spirit
$104
United, Alaska, AirTran, Frontier, American, US Airways, Delta
$289
Frontier, Delta, Alaska, United, US Airways, American
$273
Frontier, United, US Airways, Delta, American, AirTran
$289
Alaska, Delta, US Airways, American, AirTran, United, Frontier, Spirit
$214
Alaska, United, Delta, US Airways, American, Frontier, AirTran
$351

Cheap International Flights to Chicago - CHI

Flights
Airline
Lowest Price
AeroMexico
$522
WestJet, American, US Airways, Delta, Air Canada, United, Alaska, El Al
$433
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Cheap Flights from Ontario to Chicago, from $295 Round trip from ONT to CHI