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2,792 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

Leave before 9 am: 87% depart on time. After 4 pm it’s 3 in 4.

Best time to leave 9–10 pm 92% arrive on time from DTW
Best single flight DL 334 DTW 08:59 → LAS 10:14 · 82% on time Avoid DL 544 DTW 18:40 → LAS 19:59 · 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).

7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
DTW
91
85
80
84
86
78
39
79
72
73
79
76
90
% 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.
Spirit 501 80% 0.8% 53 min
Delta 1,883 76% 0.5% 64 min
Southwest 337 71% 0.0% 45 min
Frontier 71 – 0.0% 69 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 334 DTW 08:59 LAS 10:14 82%
DL 421 DTW 12:18 LAS 13:36 76%
DL 766 DTW 16:35 LAS 17:56 73%
DL 916 DTW 20:43 LAS 22:00 72%
DL 544 DTW 18:40 LAS 19:59 70%
All 7 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 DTW LAS 4h 20m 76% 0.5% 1,883 Flying now
Southwest DTW LAS 4h 25m 71% 0.0% 337 Flying now
Frontier DTW LAS 4h 41m 69% 0.0% 71 Flying now
Spirit DTW LAS 4h 31m 80% 0.8% 501 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