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4,848 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

Leave before 9 am: 88% depart on time. After 4 pm it’s 7 in 10.

Best time to leave 7–8 am 91% arrive on time from ATL
Best single flight DL 1646 ATL 07:25 → DTW 09:20 · 92% on time Avoid F9 2898 ATL 11:40 → DTW 13:44 · 65% 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).

6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
ATL
90
89
84
86
72
79
72
82
78
73
76
71
75
65
69
59
64
% 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.

Airlines on this route

Arriving within 15 minutes. Regional flights count under the airline that sells them. Pick an airline to see its flights.
Delta 3,737 79% 0.5% 62 min
Spirit 588 79% 2.2% 83 min
Frontier 523 67% 1.5% 71 min

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 1646 ATL 07:25 DTW 09:20 92%
DL 1298 ATL 09:18 DTW 11:10 87%
DL 1240 ATL 11:00 DTW 12:55 85%
DL 1031 ATL 13:47 DTW 15:43 85%
DL 1005 ATL 15:28 DTW 17:28 79%
· · ·
F9 1264 ATL 22:35 DTW 00:40 72%
DL 1232 ATL 20:51 DTW 22:54 68%
F9 2898 ATL 11:40 DTW 13:44 65%
All 15 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.
Delta ATL DTW 2h 00m 79% 0.5% 3,737 Flying now
Frontier ATL DTW 2h 04m 67% 1.5% 523 Flying now
Spirit ATL DTW 1h 57m 79% 2.2% 588 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