2,160 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

Leave before 9 am: 96% depart on time. After 4 pm it’s 3 in 4.

Best time to leave 8–9 am 97% arrive on time from SMF

Best single flight DL 1526 SMF 05:30 → SLC 08:11 · 97% on time Avoid DL 1342 SMF 17:00 → SLC 19:43 · 83% 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).

SMF

% 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

Salt Lake City flights leaving SMF 6–7 pm: 1Close ×


WN 3828	SMF 18:35	SLC 21:20	1h 40m	34	62%	0.0%	75 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 (incl. SkyWest)	1,583	90%	1.1%	87 min
Southwest	577	82%	0.2%	65 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 1526	SMF 05:30	SLC 08:11	97%
DL 1367	SMF 09:45	SLC 12:26	92%
DL 1423	SMF 13:30	SLC 16:12	88%
DL 1342	SMF 17:00	SLC 19:43	83%

All 8 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	SMF	SLC	1h 42m	90%	1.1%	1,583	Flying now
Southwest	SMF	SLC	1h 40m	82%	0.2%	577	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