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5,640 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

Leave before 9 am: 92% depart on time. After 4 pm it’s 78%.

Best time to leave 6–7 am 94% arrive on time from LAX
Best single flight DL 3755 LAX 09:13 → SMF 10:46 · 95% on time Avoid AA 4908 LAX 21:50 → SMF 23:23 · 79% 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).

6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
LAX
94
90
93
89
83
80
84
85
74
76
89
80
70
74
69
78
75
% 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 LAX 6–7 pm: 1Close ×
DL 3759flown by SkyWest LAX 18:51 SMF 20:25 1h 34m 347 88% 0.0% 53 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 89% 0.1% 63 min
United (incl. SkyWest) 826 89% 0.4% 78 min
American (incl. SkyWest) 917 83% 0.9% 97 min
Frontier 226 83% 2.2% 52 min
Southwest 1,629 80% 0.2% 55 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 LAX 09:13 SMF 10:46 95%
DL 3822flown by SkyWest LAX 07:00 SMF 08:28 93%
UA 5537flown by SkyWest LAX 09:20 SMF 10:56 92%
DL 3812flown by SkyWest LAX 12:05 SMF 13:32 89%
DL 3759flown by SkyWest LAX 18:51 SMF 20:25 88%
· · ·
UA 5430flown by SkyWest LAX 21:20 SMF 22:56 87%
F9 3315 LAX 16:05 SMF 17:38 82%
AA 4908flown by SkyWest LAX 21:50 SMF 23:23 79%
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 LAX SMF 1h 31m 89% 0.1% 2,042 Flying now
United LAX SMF 1h 36m 89% 0.4% 826 Flying now
American LAX SMF 1h 34m 83% 0.9% 917 Flying now
Frontier LAX SMF 1h 33m 83% 2.2% 226 Flying now
Southwest LAX SMF 1h 30m 80% 0.2% 1,629 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