No clear winner: United’s IAH → HSV flights land within a few points of 4 in 5 on time whatever the hour.
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.
All 6 United 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.
| UA 4315flown by CommuteAir | IAH 10:05 | HSV 12:08 | 2h 03m | 354 | 88% | 0.6% | 80 min |
| UA 4879flown by CommuteAir | IAH 13:22 | HSV 15:24 | 2h 02m | 109 | 77% | 1.8% | 66 min |
| UA 4946flown by CommuteAir | IAH 15:05 | HSV 17:08 | 2h 03m | 317 | 77% | 0.6% | 76 min |
| UA 4284flown by CommuteAir | IAH 18:35 | HSV 20:42 | 2h 07m | 62 | 84% | 0.0% | 43 min |
| UA 4269flown by CommuteAir | IAH 18:35 | HSV 20:42 | 2h 07m | 35 | 68% | 2.9% | 60 min |
| UA 4292flown by CommuteAir | IAH 19:50 | HSV 21:53 | 2h 03m | 308 | 80% | 1.3% | 69 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.
| United | IAH | HSV | 2h 03m | 81% | 0.8% | 1,450 | 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