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Showing Delta only (incl. its regional partners)All airlines ×
2,168 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 3 in 4.

Best time to leave 10–11 am 89% arrive on time from ATL
Best single flight DL 725 ATL 08:05 → SAN 09:33 · 88% on time Avoid DL 896 ATL 21:28 → SAN 23:00 · 76% 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).

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9
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11
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ATL
92
84
85
85
88
76
76
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76
71
82
75
% 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 725 ATL 08:05 SAN 09:33 88%
DL 843 ATL 15:36 SAN 17:00 82%
DL 894 ATL 11:00 SAN 12:38 81%
DL 712 ATL 10:08 SAN 11:37 80%
DL 924 ATL 09:40 SAN 11:16 77%
· · ·
DL 896 ATL 21:28 SAN 23:00 76%

All 9 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 725 ATL 08:05 SAN 09:33 4h 28m 362 88% 0.6% 40 min
DL 924 ATL 09:40 SAN 11:16 4h 36m 172 77% 0.0% 45 min
DL 712 ATL 10:08 SAN 11:37 4h 29m 318 80% 0.0% 51 min
DL 894 ATL 11:00 SAN 12:38 4h 38m 310 81% 0.6% 42 min
DL 540 ATL 11:53 SAN 13:21 4h 28m 55 85% 0.0% 52 min
DL 843 ATL 15:36 SAN 17:00 4h 25m 296 82% 0.3% 54 min
DL 680 ATL 18:10 SAN 19:35 4h 29m 55 63% 1.8% 53 min
DL 819 ATL 19:49 SAN 21:16 4h 27m 149 73% 0.7% 44 min
DL 896 ATL 21:28 SAN 23:00 4h 32m 312 76% 2.2% 49 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 SAN 4h 29m 80% 0.6% 2,168 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