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Showing Delta only (incl. its regional partners)All airlines ×
3,016 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

Leave before 9 am: 92% depart on time. After 4 pm it’s 3 in 4.

Best time to leave 8–9 am 95% arrive on time from ATL
Best single flight DL 2270 ATL 08:55 → PHL 10:57 · 87% on time Avoid DL 1329 ATL 16:30 → PHL 18:37 · 62% 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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ATL
91
92
85
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77
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72
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83
69
59
81
78
72
% 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 2270 ATL 08:55 PHL 10:57 87%
DL 1100 ATL 07:30 PHL 09:34 86%
DL 2279 ATL 11:21 PHL 13:24 86%
DL 2642 ATL 22:55 PHL 00:59 78%
DL 1169 ATL 15:15 PHL 17:22 70%
· · ·
DL 2065 ATL 19:15 PHL 21:19 65%
DL 1329 ATL 16:30 PHL 18:37 62%

All 11 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 1100 ATL 07:30 PHL 09:34 2h 04m 214 86% 3.7% 40 min
DL 2153 ATL 08:05 PHL 10:03 1h 58m 93 92% 5.4% 44 min
DL 2270 ATL 08:55 PHL 10:57 2h 06m 351 87% 3.7% 49 min
DL 2279 ATL 11:21 PHL 13:24 2h 05m 212 86% 1.9% 52 min
DL 1186 ATL 12:59 PHL 15:00 2h 01m 31 77% 0.0% 34 min
DL 2131 ATL 13:00 PHL 15:02 2h 02m 76 73% 2.6% 59 min
DL 1692 ATL 14:00 PHL 16:04 2h 04m 55 69% 1.8% 79 min
DL 1169 ATL 15:15 PHL 17:22 2h 07m 341 70% 3.5% 60 min
DL 1329 ATL 16:30 PHL 18:37 2h 07m 292 62% 4.8% 60 min
DL 2065 ATL 19:15 PHL 21:19 2h 04m 312 65% 3.2% 61 min
DL 2642 ATL 22:55 PHL 00:59 2h 05m 362 78% 3.3% 54 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 ATL PHL 2h 01m 77% 3.0% 3,016 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