Flights from Ontario to Chicago – Direct & connecting routes
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ONT to MDW – All flight route options from Ontario International Airport, California, USA to Chicago Midway International, Illinois, USA. These flights are operated by 2 airlines. Fly non-stop with Southwest Airlines or choose from 15 different transit flights. The shortest flight time is 3 hours and 45 minutes. See the full flight schedule and time table, including departure times, airlines and stopover details to find the best option for you.
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Ontario to Chicago flights
There are over 16 airlines and as many as 179 flights every week to this destination. You can fly non-stop to Chicago (MDW) from Ontario (ONT) with Southwest Airlines but if a stopover option suits you better you can choose to fly via Denver, Phoenix or any other of the 15 alternatives with connectiing airports.
Ontario to Chicago with Southwest Airlines
You can fly non-stop every weekday with flights departing between 5:00 am and 11:00 am. You can also catch a transit flight via Denver or Phoenix.
With Frontier Airlines
If you choose to fly with Frontier Airlines from Ontario to Chicago you can make a transit either via Las Vegas or via Dallas. The route via Las Vegas is 1 hour and 5 minutes faster.
Distance & flight times: Ontario International Airport to Midway International Airport
The shortest flight time between ONT and MDW is 3 hours and 45 minutes.
Via | Total flight time | Layover time | Distance |
---|---|---|---|
Direct | 3h 45m | - | 1712 miles (2755 km) |
DEN Denver | 6h 30m | 1h 30m | 1720 miles (2767 km) |
PHX Phoenix | 6h 35m | 2h 30m | 1775 miles (2856 km) |
LAS Las Vegas | 6h 40m | 1h 40m | 1723 miles (2772 km) |
DAL Dallas | 7h 0m | 1h 50m | 2002 miles (3221 km) |
OMA Omaha | 7h 30m | 1h 40m | 1715 miles (2759 km) |
SJC San Jose | 7h 35m | 2h 50m | 2177 miles (3503 km) |
BNA Nashville | 7h 45m | 2h 20m | 2153 miles (3464 km) |
AUS Austin | 7h 45m | 2h 30m | 2178 miles (3504 km) |
SMF Sacramento | 7h 55m | 3h 0m | 2187 miles (3519 km) |
IND Indianapolis | 7h 55m | 1h 30m | 1936 miles (3115 km) |
DFW Dallas | 8h 1m | 2h 20m | 1993 miles (3207 km) |
OAK Oakland | 8h 5m | 40m | 2213 miles (3561 km) |
STL Saint Louis | 8h 35m | 1h 45m | 1803 miles (2901 km) |
SLC Salt Lake City | 8h 35m | 2h 10m | 1823 miles (2933 km) |
MCI Kansas City | 8h 40m | 1h 35m | 1727 miles (2779 km) |

