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1,450 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

Leave before 9 am: 9 in 10 depart on time. After 4 pm it’s 78%.

Best time to leave 11 am–12 pm 88% arrive on time from HSV
Best single flight UA 4909 HSV 11:15 → IAH 13:21 · 87% on time Avoid UA 4905 HSV 14:50 → IAH 16:56 · 73% on time

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).

6
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9
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13
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HSV
89
87
91
79
78
% of this route’s flights leaving within 15 min (small number: flights in the Jun 6 – Jul 31, 2026 schedule): 85+75–8465–7455–64under 55

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, SkyWest) 1,450 80% 0.6% 102 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 4909flown by CommuteAir HSV 11:15 IAH 13:21 87%
UA 4299flown by CommuteAir HSV 06:44 IAH 08:50 80%
UA 4905flown by CommuteAir HSV 14:50 IAH 16:56 73%

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 4299flown by CommuteAir HSV 06:44 IAH 08:50 2h 06m 309 80% 0.6% 67 min
UA 4236flown by CommuteAir HSV 09:10 IAH 11:15 2h 05m 34 56% 0.0% 138 min
UA 4269flown by CommuteAir HSV 09:10 IAH 11:15 2h 05m 58 86% 0.0% 101 min
UA 4909flown by CommuteAir HSV 11:15 IAH 13:21 2h 06m 358 87% 0.0% 122 min
UA 4905flown by CommuteAir HSV 14:50 IAH 16:56 2h 06m 299 73% 0.7% 77 min
UA 4893flown by CommuteAir HSV 16:20 IAH 18:25 2h 05m 137 72% 2.2% 170 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 HSV IAH 2h 10m 80% 0.6% 1,450 Flying now
Flying on a particular day? Pick a date above and the same ranking uses our forecast odds for each flight that day: Tomorrow.

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