No clear winner: United’s STL → IAH flights land within a few points of 84% 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.
Airlines on this route
Arriving within 15 minutes. Regional flights count under the airline that sells them. Pick an airline to see its flights.
| United (incl. CommuteAir, GoJet, SkyWest, Mesa) | 1,260 | 84% | 1.0% | 73 min |
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.
| UA 6213flown by Mesa | STL 11:10 | IAH 13:25 | 85% |
All 6 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 6283flown by Mesa | STL 06:14 | IAH 08:31 | 2h 17m | 68 | 85% | 0.0% | 70 min |
| UA 4579flown by GoJet | STL 08:35 | IAH 10:50 | 2h 15m | 30 | 93% | 0.0% | 44 min |
| UA 4028flown by Mesa | STL 08:35 | IAH 10:52 | 2h 17m | 90 | 84% | 2.2% | 52 min |
| UA 6213flown by Mesa | STL 11:10 | IAH 13:25 | 2h 15m | 245 | 85% | 0.4% | 67 min |
| UA 5580flown by SkyWest | STL 14:57 | IAH 17:16 | 2h 19m | 50 | 64% | 0.0% | 82 min |
| UA 6284flown by Mesa | STL 18:30 | IAH 20:50 | 2h 20m | 40 | 75% | 0.0% | 59 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 | STL | IAH | 2h 19m | 84% | 1.0% | 1,260 | 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