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1,532 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

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

Best time to leave 8–9 am 91% arrive on time from BUF
Best single flight DL 2898 BUF 06:29 → DTW 07:42 · 90% 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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% 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 (incl. Endeavor, SkyWest, Republic) 1,532 82% 1.4% 105 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 2898 BUF 06:29 DTW 07:42 90%

All 8 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 2898 BUF 06:29 DTW 07:42 1h 13m 284 90% 1.1% 111 min
DL 3639flown by SkyWest BUF 09:03 DTW 10:18 1h 15m 54 89% 0.0% 65 min
DL 3636flown by SkyWest BUF 12:04 DTW 13:23 1h 19m 55 81% 1.8% 83 min
DL 4636flown by Endeavor BUF 12:04 DTW 13:20 1h 16m 60 76% 1.7% 157 min
DL 4021flown by SkyWest BUF 15:52 DTW 17:08 1h 16m 31 90% 0.0% 160 min
DL 3642flown by SkyWest BUF 16:01 DTW 17:19 1h 18m 55 73% 0.0% 94 min
DL 3969flown by SkyWest BUF 19:31 DTW 20:45 1h 14m 31 74% 0.0% 96 min
DL 3637flown by SkyWest BUF 19:57 DTW 21:16 1h 19m 48 71% 0.0% 92 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 BUF DTW 1h 17m 82% 1.4% 1,532 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