Leave before 9 am: 95% depart on time. After 4 pm it’s almost half.
Time of day × airport
Share of this route’s flights leaving within 15 minutes, by airport and scheduled departure hour, over Aug 2025 – Jul 2026. Blank: no flights then (or fewer than 40 in the year).
Pick an hour to see this route’s flights leaving then.
Flights, best and worst
Flights in the Jun 6 – Jul 31, 2026 schedule that ran 150+ times in the year. Times are local. Pick a flight for its history.
No Southwest flight on this route ran 150+ times in the year.
All 8 Southwest flights in the current schedule
Every flight that flew in the Jun 6 – Jul 31, 2026 schedule, with its record over Aug 2025 – Jul 2026. Times are local. Click a column to sort.
| WN 1730 | DEN 05:15 | HOU 08:40 | 2h 25m | 34 | 94% | 0.0% | 28 min |
| WN 4021 | DEN 06:05 | HOU 09:35 | 2h 30m | 16 | 94% | 0.0% | 97 min |
| WN 2215 | DEN 07:20 | HOU 10:42 | 2h 25m | 50 | 92% | 0.0% | 43 min |
| WN 1543 | DEN 10:15 | HOU 13:55 | 2h 40m | 57 | 81% | 0.0% | 38 min |
| WN 1544 | DEN 12:30 | HOU 16:05 | 2h 35m | 42 | 79% | 0.0% | 57 min |
| WN 1545 | DEN 17:08 | HOU 20:45 | 2h 40m | 50 | 41% | 2.0% | 69 min |
| WN 606 | DEN 18:40 | HOU 22:15 | 2h 35m | 42 | 34% | 2.4% | 96 min |
| WN 2026 | DEN 20:45 | HOU 00:45 | 2h 30m | 57 | 54% | 0.0% | 65 min |
Nonstops by airline and airport
Arriving within 15 minutes, Aug 2025 – Jul 2026. Pick a row to see that airline’s flights on that airport pair.
| Southwest | DEN | HOU | 2h 25m | 76% | 0.4% | 2,361 | Flying now |
About this data: US DOT on-time records, Aug 2025 – Jul 2026, all US airlines; regional flights count under the airline that sells them. Schedules (which flights and connections exist, and their times) are as of Jun 6 – Jul 31, 2026; seasonal flights outside that window aren’t ranked. Rebuilt monthly. JSON