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1,033 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

No clear winner: Delta’s ATL → SNA flights land within a few points of 77% on time whatever the hour.

Best time to leave 4–5 pm 85% arrive on time from ATL
Best single flight DL 826 ATL 20:51 → SNA 22:28 · 79% on time Avoid DL 329 ATL 11:00 → SNA 12:40 · 75% 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).

9
10
11
12
13
14
15
16
17
18
19
20
ATL
83
87
88
81
88
83
82
74
% 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.

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 1,033 77% 0.9% 52 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 826 ATL 20:51 SNA 22:28 79%
DL 329 ATL 11:00 SNA 12:40 75%

All 4 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 329 ATL 11:00 SNA 12:40 4h 40m 334 75% 0.9% 51 min
DL 1627 ATL 16:45 SNA 18:33 4h 48m 31 84% 0.0% 47 min
DL 2012 ATL 17:30 SNA 19:06 4h 36m 86 71% 2.3% 58 min
DL 826 ATL 20:51 SNA 22:28 4h 37m 329 79% 0.6% 48 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 SNA 4h 40m 77% 0.9% 1,033 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