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3,164 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 3 in 4.

Best time to leave 6–7 am 96% arrive on time from SAN
Best single flight DL 1117 SAN 06:15 → SLC 09:22 · 96% on time Avoid AS 3017 SAN 18:49 → SLC 21:57 · 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).

6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
SAN
96
91
92
89
73
78
80
61
72
74
71
83
67
% 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) 1,750 89% 0.8% 80 min
Alaska (incl. SkyWest, Horizon) 885 79% 0.7% 60 min
Southwest 408 77% 0.2% 47 min
Frontier 121 – 0.8% 95 min

Dimmed: fewer than 150 flights in the year, too few to rank.

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 1117 SAN 06:15 SLC 09:22 96%
DL 1177 SAN 09:47 SLC 12:50 93%
DL 1296 SAN 13:25 SLC 16:32 87%
DL 1210 SAN 17:01 SLC 20:00 82%
AS 3488flown by SkyWest SAN 15:54 SLC 19:02 81%
· · ·
AS 3017flown by SkyWest SAN 18:49 SLC 21:57 73%
All 14 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 SAN SLC 2h 04m 89% 0.8% 1,750 Flying now
Alaska SAN SLC 2h 08m 79% 0.7% 885 Flying now
Southwest SAN SLC 2h 00m 77% 0.2% 408 Flying now
Frontier SAN SLC 2h 05m 84% 0.8% 121 Not 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