The U.S. aircraft register, updated daily
Routes and flights · the DOT's airline reports, August 2025 to July 2026

Philadelphia International ⇄ Ontario International PHL–ONT

Airlines flew 774 flights between Philadelphia International PHL in Philadelphia, PA and Ontario International ONT in Ontario, CA in the twelve months to July 2026, both directions together: 429 passengers in 582 seats, 74% of them filled, and 26,712,450 pounds of freight. 2,356 miles, about 308 minutes in the air, on 3 airlines: United Parcel Service (765), Kalitta Air LLC (6), American Airlines Inc. (3). Planning to fly it yourself? The weather and winds along this route right now.

774
flights, twelve months
PHL-ONT: 258 · ONT-PHL: 516
429
passengers
74% of seats filled
2,356
miles
about 308 minutes airborne
3
airlines
8 aircraft types

Flights by month both directions

0224465871/254/257/2510/251/264/26667/26
By month, as a table
flights
1/2571
2/2566
3/2566
4/2564
5/2573
6/2560
7/2565
8/2565
9/2562
10/2569
11/2560
12/2587
1/2659
2/2658
3/2662
4/2666
5/2662
6/2658
7/2666

Passengers by month

044891341781/254/257/2510/251/264/2607/26
By month, as a table
passengers
1/250
2/250
3/25138
4/250
5/250
6/25113
7/250
8/250
9/25178
10/25110
11/250
12/25141
1/260
2/260
3/260
4/260
5/260
6/260
7/260

The airlines twelve months, both directions

AirlineFlightsPassengersSeats filledService
United Parcel Service 5X7650scheduled cargo service
Kalitta Air LLC KAQ60charter cargo service
American Airlines Inc. AA342974%scheduled passenger service

The aircraft as the airlines report their types

AircraftFlightsSeats a flightPassengers
Boeing 767-300/300ER68200
McDonnell Douglas MD-114800
Airbus Industrie A300-600/R/CF/RCF1200
Boeing 757-2001000
Boeing 747-4001000
Boeing B747-8900
Airbus Industrie A321-200n2196288
Airbus Industrie A321Neoxlr1190141

PHL → ONT this direction alone · flown January 2025 to July 2026

258 flights of 256 scheduled, 429 passengers in 582 seats, 5,002,112 pounds of freight, 7,847,534 pounds of mail. United Parcel Service 253; American Airlines Inc. 3; Kalitta Air LLC 2.

ONT → PHL this direction alone · flown January 2025 to July 2026

516 flights of 512 scheduled, 0 passengers, 21,710,338 pounds of freight, 19,972,209 pounds of mail. United Parcel Service 512; Kalitta Air LLC 4.

Source: the Bureau of Transportation Statistics' T-100 Segment table (all carriers). A flight is one departure performed on this segment; seats and passengers are the airlines' own monthly reports; "seats filled" is passengers divided by seats. The miles are the DOT's great-circle distance. Both ends: Philadelphia International PHL and Ontario International ONT; all routes.