Showing Delta only (incl. its regional partners)All airlines ×

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

Leave before 9 am: 86% depart on time. After 4 pm it’s 7 in 10.

Best time to leave 8–9 am 88% arrive on time from DTW

Best single flight DL 5347 DTW 08:40 → TYS 10:22 · 86% on time Avoid DL 5138 DTW 19:59 → TYS 21:41 · 68% 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).

DTW

% 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 5347flown by Endeavor	DTW 08:40	TYS 10:22	86%
DL 5138flown by Endeavor	DTW 19:59	TYS 21:41	68%

All 5 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 5347flown by Endeavor	DTW 08:40	TYS 10:22	1h 46m	341	86%	0.9%	71 min
DL 5027flown by Endeavor	DTW 12:46	TYS 14:20	1h 34m	31	68%	0.0%	51 min
DL 4698flown by Endeavor	DTW 13:39	TYS 15:19	1h 40m	54	74%	1.9%	77 min
DL 4941flown by Endeavor	DTW 16:19	TYS 18:02	1h 43m	94	72%	0.0%	88 min
DL 5138flown by Endeavor	DTW 19:59	TYS 21:41	1h 42m	337	68%	0.6%	96 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	DTW	TYS	1h 40m	75%	0.9%	923	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