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Showing American only (incl. its regional partners)All airlines ×
1,688 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 5.

Best time to leave 5–6 am 92% arrive on time from IAH
Best single flight AA 1047 IAH 05:10 → MIA 08:51 · 91% on time Avoid AA 1347 IAH 07:35 → MIA 11:20 · 87% 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.
AA 1047 IAH 05:10 MIA 08:51 91%
AA 1347 IAH 07:35 MIA 11:20 87%

All 6 American 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.
AA 1047 IAH 05:10 MIA 08:51 2h 41m 182 91% 0.5% 43 min
AA 1347 IAH 07:35 MIA 11:20 2h 45m 361 87% 0.8% 153 min
AA 603 IAH 09:40 MIA 13:22 2h 42m 61 75% 1.6% 63 min
AA 3904flown by Envoy IAH 11:19 MIA 14:55 2h 36m 14 100% 0.0% –
AA 1918 IAH 11:20 MIA 15:01 2h 41m 70 57% 0.0% 60 min
AA 1931 IAH 18:12 MIA 21:50 2h 38m 71 42% 1.4% 71 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.
American IAH MIA 2h 38m 78% 1.2% 1,688 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