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

No clear winner: Delta’s SNA → ATL flights land within a few points of 4 in 5 on time whatever the hour.

Best time to leave 9–10 pm 96% arrive on time from SNA

Best single flight DL 721 SNA 06:45 → ATL 14:19 · 81% on time Avoid DL 329 SNA 14:00 → ATL 21:27 · 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).

SNA

% 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 SNA 12–1 pm: 1Close ×


DL 1521	SNA 12:18	ATL 19:41	4h 23m	87	85%	1.1%	82 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	1,033	81%	1.1%	96 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 721	SNA 06:45	ATL 14:19	81%
DL 329	SNA 14:00	ATL 21:27	77%

All 4 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	SNA	ATL	4h 11m	81%	1.1%	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