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Showing Delta only (incl. its regional partners)All airlines ×
1,322 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 72%.

Best time to leave 1–2 pm 94% arrive on time from DTW
Best single flight DL 1307 DTW 12:26 → IAH 14:30 · 86% on time Avoid DL 1529 DTW 16:15 → IAH 18:20 · 70% 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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DTW
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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.
DL 1307 DTW 12:26 IAH 14:30 86%
DL 1043 DTW 08:40 IAH 10:36 84%
DL 1633 DTW 20:25 IAH 22:24 81%
DL 1529 DTW 16:15 IAH 18:20 70%

All 5 Delta 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.
DL 1043 DTW 08:40 IAH 10:36 2h 56m 188 84% 1.1% 50 min
DL 1307 DTW 12:26 IAH 14:30 3h 04m 207 86% 1.0% 46 min
DL 1864 DTW 12:30 IAH 14:30 3h 00m 41 73% 0.0% 40 min
DL 1529 DTW 16:15 IAH 18:20 3h 01m 206 70% 0.5% 57 min
DL 1633 DTW 20:25 IAH 22:24 2h 59m 364 81% 1.1% 70 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.
Delta DTW IAH 3h 01m 80% 0.8% 1,322 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