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

Chicago O'Hare International ⇄ William P Hobby ORD–HOU

Airlines flew 9 flights between Chicago O'Hare International ORD in Chicago, IL and William P Hobby HOU in Houston, TX in the twelve months to July 2026, both directions together: 710 passengers in 1,317 seats, 54% of them filled, and 108 pounds of freight. 945 miles, about 174 minutes in the air, on 5 airlines: Southwest Airlines Co. (3), Delta Air Lines Inc. (2), Sun Country Airlines d/b/a MN Airlines (2), Envoy Air (1) and 1 more. Planning to fly it yourself? The weather and winds along this route right now.

9
flights, twelve months
ORD-HOU: 7 · HOU-ORD: 2
710
passengers
54% of seats filled
945
miles
about 174 minutes airborne
5
airlines
5 aircraft types

Flights by month both directions

012231/255/2511/253/2615/26
By month, as a table
flights
1/253
2/251
3/251
5/251
7/251
9/251
11/251
1/262
2/263
3/261
5/261

Passengers by month

0521041572091/255/2511/253/261535/26
By month, as a table
passengers
1/25184
2/250
3/2554
5/25185
7/25153
9/2549
11/25114
1/26111
2/26209
3/2674
5/26153

The airlines twelve months, both directions

AirlineFlightsPassengersSeats filledService
Southwest Airlines Co. WN331660%scheduled passenger service
Delta Air Lines Inc. DL211177%charter passenger service
Sun Country Airlines d/b/a MN Airlines SY29927%charter passenger service
Envoy Air MQ17497%scheduled passenger service
United Air Lines Inc. UA111055%scheduled passenger service

The aircraft as the airlines report their types

AircraftFlightsSeats a flightPassengers
Boeing 737-8003182213
Boeing B737 Max 8002175202
Boeing 757-200272111
Embraer ERJ-17517674
Airbus Industrie A321-200n1200110

ORD → HOU this direction alone · flown January 2025 to May 2026

7 flights of 1 scheduled, 605 passengers in 1,059 seats, 108 pounds of freight. Southwest Airlines Co. 3; Delta Air Lines Inc. 1; Envoy Air 1; Sun Country Airlines d/b/a MN Airlines 1; United Air Lines Inc. 1.

HOU → ORD this direction alone · flown January 2025 to February 2026

2 flights, 105 passengers in 258 seats. Delta Air Lines Inc. 1; Sun Country Airlines d/b/a MN Airlines 1.

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: Chicago O'Hare International ORD and William P Hobby HOU; all routes.