3,350 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 barely half.

Best time to leave 8–9 am 92% arrive on time from DAL

Best single flight DL 516 DAL 06:05 → ATL 09:15 · 90% on time Avoid DL 512 DAL 15:59 → ATL 19:14 · 72% 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).

DAL

% 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

Atlanta flights leaving DAL 7–8 pm: 1Close ×


WN 1264	DAL 19:15	ATL 22:22	2h 08m	26	36%	3.8%	66 min

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	1,828	82%	2.2%	96 min
Southwest	1,522	75%	1.7%	59 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 516	DAL 06:05	ATL 09:15	90%
DL 441	DAL 10:09	ATL 13:20	85%
DL 1115	DAL 12:19	ATL 15:31	84%
DL 2780	DAL 18:40	ATL 22:00	78%
DL 512	DAL 15:59	ATL 19:14	72%

All 13 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	DAL	ATL	2h 10m	82%	2.2%	1,828	Flying now
Southwest	DAL	ATL	2h 00m	75%	1.7%	1,522	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