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Showing Delta only (incl. its regional partners)All airlines ×
1,149 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

Leave before 9 am: 84% depart on time. After 4 pm it’s 7 in 10.

Best time to leave 9–10 am 93% arrive on time from IAD

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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IAD
84
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69
% 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.

No Delta flight on this route ran 150+ times in the year.

All 4 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 3826flown by SkyWest IAD 06:00 DTW 07:40 1h 40m 86 86% 0.0% 142 min
DL 2884 IAD 11:10 DTW 12:44 1h 34m 48 90% 0.0% 43 min
DL 3849flown by SkyWest IAD 11:15 DTW 12:53 1h 38m 31 94% 0.0% 105 min
DL 1787 IAD 17:29 DTW 19:07 1h 38m 78 76% 3.8% 101 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 IAD DTW 1h 42m 79% 1.5% 1,149 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