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

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

No clear winner: Delta’s ATL → TUS flights land within a few points of 83% on time whatever the hour.

Best time to leave 1–2 pm 89% arrive on time from ATL

Best single flight DL 937 ATL 11:35 → TUS 12:19 · 87% on time Avoid DL 1251 ATL 20:54 → TUS 21:43 · 77% 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).

ATL

% 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 937	ATL 11:35	TUS 12:19	87%
DL 1251	ATL 20:54	TUS 21:43	77%

All 2 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 937	ATL 11:35	TUS 12:19	3h 44m	365	87%	1.6%	58 min
DL 1251	ATL 20:54	TUS 21:43	3h 47m	328	77%	1.2%	62 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	ATL	TUS	4h 00m	83%	1.9%	809	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