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

Ontario International ⇄ William P Hobby ONT–HOU

Airlines flew 723 flights between Ontario International ONT in Ontario, CA and William P Hobby HOU in Houston, TX in the twelve months to July 2026, both directions together: 93,296 passengers in 121,987 seats, 76% of them filled, and 81,307 pounds of freight. 1,345 miles, about 162 minutes in the air, on 1 airline: Southwest Airlines Co. (723). Planning to fly it yourself? The weather and winds along this route right now.

723
flights, twelve months
ONT-HOU: 362 · HOU-ONT: 361
93,296
passengers
76% of seats filled
1,345
miles
about 162 minutes airborne
1
airline
3 aircraft types

Flights by month both directions

0163247631/254/257/2510/251/264/26637/26
By month, as a table
flights
1/2560
2/2556
3/2561
4/2560
5/2562
6/2559
7/2562
8/2560
9/2560
10/2560
11/2558
12/2562
1/2661
2/2655
3/2662
4/2660
5/2662
6/2660
7/2663

Passengers by month

02,2214,4426,6628,8831/254/257/2510/251/264/268,4307/26
By month, as a table
passengers
1/257,224
2/256,418
3/258,016
4/257,855
5/258,536
6/258,315
7/258,311
8/257,578
9/257,814
10/257,956
11/257,656
12/258,423
1/266,600
2/265,791
3/267,800
4/268,256
5/268,883
6/268,109
7/268,430

The airlines twelve months, both directions

AirlineFlightsPassengersSeats filledService
Southwest Airlines Co. WN72393,29676%scheduled passenger service

The aircraft as the airlines report their types

AircraftFlightsSeats a flightPassengers
Boeing B737 Max 80037417549,748
Boeing 737-80022217528,924
Boeing 737-700/700LR/Max 712713914,624

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

362 flights of 362 scheduled, 49,578 passengers in 61,840 seats, 47,848 pounds of freight. Southwest Airlines Co. 362.

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

361 flights of 362 scheduled, 43,718 passengers in 60,147 seats, 33,459 pounds of freight. Southwest Airlines Co. 361.

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: Ontario International ONT and William P Hobby HOU; all routes.