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Showing United only (incl. its regional partners)All airlines ×
993 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 3 in 4.

Best time to leave 7–8 am 86% arrive on time from IAH
Best single flight UA 6271 IAH 07:20 → CMH 11:02 · 85% on time Avoid UA 2086 IAH 20:13 → CMH 23:59 · 76% 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).

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IAH
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% 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.

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 6271flown by Mesa IAH 07:20 CMH 11:02 85%
UA 2086 IAH 20:13 CMH 23:59 76%

All 5 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 6271flown by Mesa IAH 07:20 CMH 11:02 2h 42m 209 85% 1.4% 48 min
UA 6200flown by Mesa IAH 12:15 CMH 16:05 2h 50m 15 73% 0.0% 33 min
UA 722 IAH 12:15 CMH 16:02 2h 47m 132 81% 0.0% 99 min
UA 4072flown by Mesa IAH 12:15 CMH 16:05 2h 50m 35 89% 0.0% 82 min
UA 2086 IAH 20:13 CMH 23:59 2h 46m 348 76% 1.4% 55 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 CMH 2h 43m 82% 1.0% 993 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