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

2,903 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

No clear winner: Delta’s TYS → ATL flights land within a few points of 86% on time whatever the hour.

Best time to leave 5–6 am 94% arrive on time from TYS

Best single flight DL 3015 TYS 05:40 → ATL 06:44 · 94% on time Avoid DL 5279 TYS 08:35 → ATL 09:44 · 74% 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).

TYS

% 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 3015	TYS 05:40	ATL 06:44	94%
DL 1743	TYS 11:55	ATL 13:02	92%
DL 5317flown by Endeavor	TYS 07:35	ATL 08:46	85%
DL 1148	TYS 15:54	ATL 17:05	83%
DL 5279flown by Endeavor	TYS 08:35	ATL 09:44	74%

All 11 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 3015	TYS 05:40	ATL 06:44	1h 02m	343	94%	1.7%	162 min
DL 5317flown by Endeavor	TYS 07:35	ATL 08:46	1h 12m	344	85%	1.7%	164 min
DL 5279flown by Endeavor	TYS 08:35	ATL 09:44	1h 09m	352	74%	0.9%	153 min
DL 1290	TYS 10:26	ATL 11:30	1h 06m	78	88%	0.0%	51 min
DL 5252flown by Endeavor	TYS 10:28	ATL 11:35	1h 07m	20	85%	0.0%	104 min
DL 1743	TYS 11:55	ATL 13:02	1h 07m	279	92%	1.1%	48 min
DL 4724flown by Endeavor	TYS 13:59	ATL 15:08	1h 09m	55	72%	0.0%	95 min
DL 2496	TYS 14:45	ATL 15:47	1h 02m	31	84%	0.0%	53 min
DL 1148	TYS 15:54	ATL 17:05	1h 11m	168	83%	2.4%	60 min
DL 2571	TYS 18:08	ATL 19:14	1h 06m	71	71%	2.8%	74 min
DL 3042	TYS 19:48	ATL 20:59	1h 12m	149	82%	5.4%	71 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	TYS	ATL	1h 07m	86%	1.7%	2,903	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