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

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

Leave before 9 am: 92% depart on time. After 4 pm it’s 4 in 5.

Best time to leave 7–8 am 90% arrive on time from IND

Best single flight DL 4015 IND 07:20 → AUS 08:58 · 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).

IND

% 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 4015flown by SkyWest	IND 07:20	AUS 08:58	90%

All 4 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 4015flown by SkyWest	IND 07:20	AUS 08:58	2h 38m	362	90%	0.3%	97 min
DL 3751flown by SkyWest	IND 11:26	AUS 13:18	2h 52m	31	87%	0.0%	96 min
DL 4101flown by SkyWest	IND 11:34	AUS 13:13	2h 39m	49	90%	0.0%	46 min
DL 4027flown by SkyWest	IND 18:30	AUS 20:14	2h 44m	43	81%	0.0%	77 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	IND	AUS	2h 44m	89%	0.2%	508	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