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5,643 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

Leave before 9 am: 94% depart on time. After 4 pm it’s 77%.

Best time to leave 6–7 am 94% arrive on time from SMF
Best single flight DL 3755 SMF 11:26 → LAX 13:03 · 94% on time Avoid F9 3316 SMF 19:45 → LAX 21:20 · 73% 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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SMF
93
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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 (incl. SkyWest) 2,042 92% 0.1% 76 min
United (incl. SkyWest) 827 91% 0.4% 74 min
American (incl. SkyWest) 917 85% 1.0% 117 min
Southwest 1,631 78% 0.3% 50 min
Frontier 226 74% 2.2% 62 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 3755flown by SkyWest SMF 11:26 LAX 13:03 94%
DL 3822flown by SkyWest SMF 09:08 LAX 10:43 92%
DL 3812flown by SkyWest SMF 14:15 LAX 15:52 91%
AA 6265flown by SkyWest SMF 07:00 LAX 08:41 90%
DL 3759flown by SkyWest SMF 21:05 LAX 22:51 90%
· · ·
UA 5390flown by SkyWest SMF 06:38 LAX 08:30 84%
F9 3316 SMF 19:45 LAX 21:20 73%
All 28 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 LAX 1h 39m 92% 0.1% 2,042 Flying now
United SMF LAX 1h 43m 91% 0.4% 827 Flying now
American SMF LAX 1h 39m 85% 1.0% 917 Flying now
Southwest SMF LAX 1h 30m 78% 0.3% 1,631 Flying now
Frontier SMF LAX 1h 35m 74% 2.2% 226 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