St. Louis Lambert International ⇄ William P Hobby STL–HOU
Airlines flew 3,111 flights between St. Louis Lambert International STL in St Louis, MO and William P Hobby HOU in Houston, TX in the twelve months to July 2026, both directions together: 337,145 passengers in 504,780 seats, 67% of them filled, and 599,822 pounds of freight. 687 miles, about 102 minutes in the air, on 4 airlines: Southwest Airlines Co. (3,104), Sun Country Airlines d/b/a MN Airlines (5), Delta Air Lines Inc. (1), United Air Lines Inc. (1). Planning to fly it yourself? The weather and winds along this route right now.
Flights by month both directions
By month, as a table
| flights | |
|---|---|
| 1/25 | 191 |
| 2/25 | 216 |
| 3/25 | 275 |
| 4/25 | 250 |
| 5/25 | 258 |
| 6/25 | 276 |
| 7/25 | 286 |
| 8/25 | 261 |
| 9/25 | 249 |
| 10/25 | 247 |
| 11/25 | 264 |
| 12/25 | 276 |
| 1/26 | 213 |
| 2/26 | 215 |
| 3/26 | 290 |
| 4/26 | 264 |
| 5/26 | 264 |
| 6/26 | 262 |
| 7/26 | 306 |
Passengers by month
By month, as a table
| passengers | |
|---|---|
| 1/25 | 21,149 |
| 2/25 | 22,096 |
| 3/25 | 30,729 |
| 4/25 | 27,116 |
| 5/25 | 30,663 |
| 6/25 | 30,605 |
| 7/25 | 31,977 |
| 8/25 | 28,661 |
| 9/25 | 25,048 |
| 10/25 | 28,554 |
| 11/25 | 28,673 |
| 12/25 | 30,327 |
| 1/26 | 22,026 |
| 2/26 | 22,301 |
| 3/26 | 34,458 |
| 4/26 | 25,977 |
| 5/26 | 29,368 |
| 6/26 | 29,931 |
| 7/26 | 31,821 |
The airlines twelve months, both directions
| Airline | Flights | Passengers | Seats filled | Service |
|---|---|---|---|---|
| Southwest Airlines Co. WN | 3,104 | 336,894 | 67% | scheduled passenger service |
| Sun Country Airlines d/b/a MN Airlines SY | 5 | 166 | 18% | charter passenger service |
| Delta Air Lines Inc. DL | 1 | 33 | 46% | charter passenger service |
| United Air Lines Inc. UA | 1 | 52 | 31% | charter passenger service |
The aircraft as the airlines report their types
| Aircraft | Flights | Seats a flight | Passengers |
|---|---|---|---|
| Boeing B737 Max 800 | 1,184 | 175 | 132,412 |
| Boeing 737-700/700LR/Max 7 | 1,125 | 140 | 118,963 |
| Boeing 737-800 | 801 | 175 | 85,737 |
| Boeing 757-200 | 1 | 72 | 33 |
STL → HOU this direction alone · flown January 2025 to July 2026
1,547 flights of 1,539 scheduled, 164,105 passengers in 249,931 seats, 247,822 pounds of freight. Southwest Airlines Co. 1,543; Sun Country Airlines d/b/a MN Airlines 2; Delta Air Lines Inc. 1; United Air Lines Inc. 1.
HOU → STL this direction alone · flown January 2025 to July 2026
1,564 flights of 1,559 scheduled, 173,040 passengers in 254,849 seats, 352,000 pounds of freight. Southwest Airlines Co. 1,561; Sun Country Airlines d/b/a MN Airlines 3.
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: St. Louis Lambert International STL and William P Hobby HOU; all routes.