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Direct flights from Ontario to Chicago

Airlines Schedules Nearby airports that offer flights to ORD

ONT - ORD route map All flights from ONT to ORD non-stop. There are direct flights from Ontario International Airport (ONT), California, USA to Chicago O Hare International (ORD), Illinois, USA with United Airlines and American Airlines. 7 weekly departures are currently scheduled on this route. Departure times range from 06:00 to 23:52 depending on the schedule period. The flight distance is 1706 miles (2745 km). Flight time ranges from 3 hours and 54 minutes to 4 hours and 15 minutes.

ONT
Ontario Airport
USAOntario , USA
ORD
Chicago O Hare
USAChicago , USA
ONT
Ontario Airport
USAOntario , USA
Chicago O Hare
USAChicago , USA
ORD
Flight time 3h 54min to 4h 15min
Updated Sep 28, 2026
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Airlines with non-stop routes:

United Airlines Star Alliance

Departure times vary between 06:30 and 23:52 • From Terminal 2
S
M
T
W
T
F
S
Sun
Mon
Tue
Wed
Thu
Fri
Sat
7 flights/week
7 flights/week

American Airlines oneworld

Departure times vary between 06:00 and 06:26 • From Terminal 4
S
M
T
W
T
F
S
Sun
Mon
Tue
Wed
Thu
Fri
Sat
From 18/12
From 18/12
Weekday-labels: HAS FLIGHTS UPCOMING NO FLIGHTS
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Flight schedule from Ontario to Chicago with United Airlines

This is a weekly direct flight schedule for United Airlines. Use the arrows or click on the date to change week. Click on any flight departure time to show more information and check availability.

 
Flight
Mon
Oct 26
Tue
Oct 27
Wed
Oct 28
Thu
Oct 29
Fri
Oct 30
Sat
Oct 31
Sun
Nov 1
UA2226
06:59
06:59
06:59
06:59
06:59
06:59
06:57

The timetable & schedule information was updated at 2026-09-28

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Flight schedule from Ontario to Chicago with American Airlines

This is a weekly direct flight schedule for American Airlines. Use the arrows or click on the date to change week. Click on any flight departure time to show more information and check availability.

 
Flight
Mon
Oct 26
Tue
Oct 27
Wed
Oct 28
Thu
Oct 29
Fri
Oct 30
Sat
Oct 31
Sun
Nov 1

The timetable & schedule information was updated at

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Ontario to Chicago scheduled departures

Select a date to see every published non-stop departure between ONT and ORD.

Monday
Mon
Oct 26
1 flights(1)
Tuesday
Tue
Oct 27
1 flights(1)
Wednesday
Wed
Oct 28
1 flights(1)
Thursday
Thu
Oct 29
1 flights(1)
Friday
Fri
Oct 30
1 flights(1)
Saturday
Sat
Oct 31
1 flights(1)
Sunday
Sun
Nov 01
1 flights(1)
Time
Airline
Flight
06:59
United Airlines United Airlines
UA2226
06:59
United Airlines United Airlines
UA2226
06:59
United Airlines United Airlines
UA2226
06:59
United Airlines United Airlines
UA2226
06:59
United Airlines United Airlines
UA2226
06:59
United Airlines United Airlines
UA2226
06:57
United Airlines United Airlines
UA2226
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ONT-ORD flight route
Route map from Ontario, ONT to Chicago, ORD. The distance is 1706 miles or 2745 km.
Ontario - Chicago direct flight map
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ONT - ORD route facts

  • Distance
    1706 miles (2745 km)
  • Flight time
    3 hours and 54 minutes to 4 hours and 15 minutes
  • Airlines
    United United
    American Airlines American Airlines
  • Airline alliances
    Star Alliance oneworld
  • Cabins
    Economy First
  • Hub airports
    United Airlines: ORD (Largest hub.)
    American Airlines: ORD
  • Departure terminals
    United Airlines: Terminal 2
    American Airlines: Terminal 4
  • Arrival terminals
    United Airlines: Terminal 1
    American Airlines: Terminal 3
  • Aircraft
    United Airlines: Airbus A319, Airbus A320, Boeing 737-800 Passenger and Boeing 737-700 Passenger
    American Airlines: Boeing 737-800 Passenger and Boeing 737MAX 8 Passenger

Route FAQ

United Airlines and American Airlines operate non-stop flights from ONT to ORD with 7 weekly departures.

Scheduled flight time from ONT to ORD ranges from 3 hours and 54 minutes to 4 hours and 15 minutes. The route covers 1706 miles (2745 km).

7 weekly departures are currently scheduled on this route, with published departure times ranging from 06:00 to 23:52 depending on the schedule period.

Departure terminals: United Airlines: Terminal 2 and American Airlines: Terminal 4. Arrival terminals: United Airlines: Terminal 1 and American Airlines: Terminal 3.

Economy and First are currently scheduled on non-stop flights for this route.
Nearby airports that offer flights to Chicago (ORD)
From (IND)

133 flights per week

From (AUS)

82 flights per week

From (MEX)

58 flights per week

From (MYR)

7 flights per week

Direct flights from Ontario to IL, USA
From Ontario to Chicago

MDW Chicago Midway International
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