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Sun, Oct 4 has passed, so this is the 12-month record.

3,161 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

Leave before 9 am: 95% depart on time. After 4 pm it’s 4 in 5.

Best time to leave 7–8 am 93% arrive on time from SLC
Best single flight AS 3018 SLC 07:40 → SAN 08:50 · 93% on time Avoid DL 1210 SLC 15:00 → SAN 15:56 · 76% 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).

7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
SLC
95
94
95
80
82
73
69
77
80
75
72
84
83
% 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) 1,749 84% 0.8% 57 min
Alaska (incl. SkyWest, Horizon) 883 84% 1.1% 60 min
Southwest 408 75% 0.2% 46 min
Frontier 121 – 2.5% 58 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.
AS 3018flown by SkyWest SLC 07:40 SAN 08:50 93%
DL 1177 SLC 07:45 SAN 08:42 93%
DL 1296 SLC 11:15 SAN 12:17 84%
DL 1252 SLC 17:10 SAN 18:06 84%
DL 1202 SLC 22:55 SAN 23:50 83%
· · ·
AS 3019flown by SkyWest SLC 18:06 SAN 19:16 80%
DL 1210 SLC 15:00 SAN 15:56 76%
All 12 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 SLC SAN 1h 57m 84% 0.8% 1,749 Flying now
Alaska SLC SAN 2h 05m 84% 1.1% 883 Flying now
Southwest SLC SAN 1h 55m 75% 0.2% 408 Flying now
Frontier SLC SAN 1h 59m 86% 2.5% 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