Cheap Flights from Chicago to Ontario - CHI to ONT (reverse)
Popular Flights from Chicago to Ontario
- Airfare from Chicago to Ontario on American from $378 round trip
- Airfare from Chicago to Ontario on Delta from $378 round trip
- Airfare from Chicago to Ontario on United from $378 round trip
- Airfare from Chicago to Ontario on US Airways from $378 round trip
- Airfare from Chicago to Ontario on Alaska from $632 round trip
Did You Know?
- The smallest aircraft operated by Delta flying between Chicago, IL and Ontario, CA is a CRJ with 50 seats.
- The largest aircraft operated by Delta flying between Chicago, IL and Ontario, CA is a 757 with 183 seats.
- San Francisco, CA is the most popular connection for one stop flights between Chicago, IL and Ontario, CA.
- American has 16 one stop flights between Chicago, IL and Ontario, CA.
- Southwest has the most nonstop flights between Chicago, IL and Ontario, CA.
- 8 airlines operate between Chicago, IL and Ontario, CA
- The shortest flight between Chicago, IL and Ontario, CA on Delta is 1,803 miles.
- 99,072 seats are available per day to fly out of Chicago, IL connecting to Ontario, CA
Farecompare Research Tools
Advance Purchase Prices from Chicago to Ontario
- Carrier0 Days1 Day3 Days7 Days10 Days14 Days21 Days
- Alaska$1013$1013$1013$809$809$663$663
- American$811$811$301$241$241$311$351
- Continental$819$819$819$289$289$359$359
- Delta$811$811$811$281$281$429$429
- US Airways$439$439$439$249$249$319$319
- United$819$819$819$289$289$359$359
Daily Non-stop Flight Schedules from Chicago Midway to Ontario International
- AirlineMonTueWedThuFriSatSunEarliest FlightLatest Flight
- Southwest111111111:20 AM2:25 PM
Cheap Domestic Flights from Chicago - CHI
Flights
Airline
Lowest Price
Spirit, Virgin America, AirTran, Frontier, Sun Ctry, American, Alaska, United, Delta, US Airways
$240
United, Spirit, Delta, American, Virgin America, US Airways, Frontier, Sun Ctry, AirTran
$178
AirTran, Virgin America, Frontier, Sun Ctry, US Airways, American, United, Delta, Alaska
$264
Virgin America, Frontier, Sun Ctry, US Airways, American, Alaska, Delta, United, AirTran
$264
Frontier, Spirit, Sun Ctry, American, US Airways, United, Alaska, Delta, Virgin America
$250
Alaska, American, United, AirTran, JetBlue, Spirit, US Airways, Delta
$138
Delta, Alaska, American, US Airways, Spirit, Frontier, United, Virgin America
$250