Chicago/Rockford to Ontario Flights RFD → ONT

Chicago Rockford International Airport → Ontario International Airport

🇺🇸 Chicago/Rockford, US → 🇺🇸 Ontario, US

The Chicago/Rockford to Ontario route connects Chicago Rockford International Airport (RFD) in US with Ontario International Airport (ONT) in US. This medium-haul flight covers approximately 1641 miles (2641 km) with a typical flight time of 3h 50m. This route is served by 2 airlines: UPS Airlines, Air Transport International, Inc.. AirportRoutes has tracked 11 daily flights on this route.

Departure Airport

Chicago Rockford International Airport

ICAO Code:
KRFD
IATA Code:
RFD
City:
🇺🇸 Chicago/Rockford
Country:
US
Elevation:
742 ft

Destination Airport

Ontario International Airport

ICAO Code:
KONT
IATA Code:
ONT
City:
🇺🇸 Ontario
Country:
US
Elevation:
944 ft

2

Operators

11

Daily Flights

1641

Miles

3h 50m

Flight Duration

Route Map

Operating Airlines

Airline ICAO IATA
United Parcel Service UPS 5X
Air Transport International, Inc. ATN 8C

Flight Schedule Pattern

Day Flights Observed Frequency Activity
Monday 13 10%
Tuesday 22 17%
Wednesday 28 21%
Thursday 15 11%
Friday 18 14%
Saturday 3 2%
Sunday 32 24%

Pattern Analysis

11 Daily Flights:
UPS928 UPS2924 UPS2926 UPS5908 UPS5924 ATN3379 UPS5902 ATN3376 UPS5926 UPS5920 UPS7831
Data Points: 131
API observations used to build this analysis
Weekdays: 96 flights
Weekend: 35 flights
Business Route More active on weekdays

All Flight Routes

2 Routes
Note: This table shows aggregated route data by airline. Each airline may operate multiple daily flights at different times. See the "Spotted Departure Times" section below for all observed departure times.
Airline Flight Numbers Aircraft Type Typical Time Days Active Last Seen Status
ATN3379 ATN3376 B763 23:30 11:30 PM (Representative)
M T W T F S S
Feb 10, 2026 Active
UPS928 UPS2924 UPS2926 UPS5908 UPS5924 B763 14:54 2:54 PM (Representative)
M T W T F S S
Feb 12, 2026 Active
Total Routes: 2
Active Routes: 2
Unique Airlines: 2
Aircraft Types: 2

Spotted Departure Times

Departure Time Operator ICAO IATA
14:54 2:54 PM United Parcel Service UPS 5X
23:30 11:30 PM Air Transport International, Inc. ATN 8C

Time Information

Times are shown in the departure airport's local timezone (KRFD - America/Chicago).

Total Departure Times: 2
Time Range:
14:54 - 23:30
These are typical departure times observed from actual flights. Times may vary by season and schedule changes.