Using the online timetable is an easy way to look at all the direct flights Ontario — Chicago
24 flights in a week
Departure and arrival times are local (Ontario and Chicago)
| Departure | Arrival | Flight days | Flight | Airlines | Flight time | Airports | |
|---|---|---|---|---|---|---|---|
| 06:20 | 12:10 | sun | WN561 | Southwest Airlines | 3h 50m | Ontario International Airport — Chicago Midway International Airport | Select dates |
| 06:35 | 12:25 | mon, thu, fri | WN561 | Southwest Airlines | 3h 50m | Ontario International Airport — Chicago Midway International Airport | Select dates |
| 07:02 | 13:05 | daily | UA2226 | United Express | 4h 3m | Ontario International Airport — O'Hare International Airport | Select dates |
| 07:13 | 12:25 | sun | 5X5925 | UPS | 3h 12m | Ontario International Airport — Chicago Rockford International Airport | Select dates |
| 08:05 | 13:55 | sat | WN561 | Southwest Airlines | 3h 50m | Ontario International Airport — Chicago Midway International Airport | Select dates |
| 08:10 | 14:00 | tue, wed | WN561 | Southwest Airlines | 3h 50m | Ontario International Airport — Chicago Midway International Airport | Select dates |
| 09:50 | 15:40 | fri | WN455 | Southwest Airlines | 3h 50m | Ontario International Airport — Chicago Midway International Airport | Select dates |
| 11:50 | 17:09 | sat | 5X927 | UPS | 3h 19m | Ontario International Airport — Chicago Rockford International Airport | Select dates |
| 11:51 | 17:10 | sat | 5X927 | UPS | 3h 19m | Ontario International Airport — Chicago Rockford International Airport | Select dates |
| 14:00 | 19:30 | fri | GB3123 | ABX Air | 3h 30m | Ontario International Airport — Chicago Rockford International Airport | Select dates |
| 19:40 | 00:59 | mon, tue, wed, thu, fri | 5X927 | UPS | 3h 19m | Ontario International Airport — Chicago Rockford International Airport | Select dates |