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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).

5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
SMF
93
95
94
88
90
89
86
83
84
81
74
83
68
79
80
78
69
% 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
Los Angeles flights leaving SMF 9–10 am: 2Close ×
DL 3822flown by SkyWest SMF 09:08 LAX 10:43 1h 35m 210 92% 0.5% 66 min
DL 3700flown by SkyWest SMF 09:21 LAX 10:58 1h 37m 43 84% 0.0% 98 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) 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