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3,025 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 5–6 am 98% arrive on time from DTW
Best single flight DL 2968 DTW 07:05 → PHL 08:44 · 90% on time Avoid DL 1391 DTW 14:53 → PHL 16:36 · 71% 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).

5
6
7
8
9
10
11
12
13
14
15
16
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19
20
21
DTW
98
92
92
88
80
76
77
75
69
69
69
69
85
80
% 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
Philadelphia flights leaving DTW 2–3 pm: 1Close ×
DL 1391 DTW 14:53 PHL 16:36 1h 43m 208 71% 2.4% 85 min

Airlines on this route

Arriving within 15 minutes. Regional flights count under the airline that sells them. Pick an airline to see its flights.
American (incl. PSA, Piedmont, Republic) 1,163 80% 4.6% 105 min
Delta (incl. Endeavor, SkyWest) 1,678 80% 2.4% 77 min
Spirit 109 – 0.0% 82 min
Frontier 75 – 2.7% 107 min

Dimmed: fewer than 150 flights in the year, too few to rank.

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 2968 DTW 07:05 PHL 08:44 90%
DL 2402 DTW 21:35 PHL 23:17 81%
DL 1686 DTW 17:40 PHL 19:25 72%
DL 1391 DTW 14:53 PHL 16:36 71%
All 13 flights on this route →

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 DTW PHL 1h 47m 80% 4.6% 1,163 Flying now
Delta DTW PHL 1h 40m 80% 2.4% 1,678 Flying now
Frontier DTW PHL 1h 39m 59% 2.7% 75 Flying now
Spirit DTW PHL 1h 39m 80% 0.0% 109 Not 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