1,010 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

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

Best time to leave 9–10 am 88% arrive on time from ATL

Best single flight DL 904 ATL 09:16 → SMF 11:07 · 88% on time Avoid DL 743 ATL 17:59 → SMF 19:53 · 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

Sacramento flights leaving ATL 8–9 pm: 1Close ×


DL 682	ATL 20:59	SMF 22:54	4h 55m	353	82%	0.6%	59 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	1,010	83%	1.2%	56 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 904	ATL 09:16	SMF 11:07	88%
DL 682	ATL 20:59	SMF 22:54	82%
DL 743	ATL 17:59	SMF 19:53	77%

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	SMF	4h 54m	83%	1.2%	1,010	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