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5,533 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

Leave before 9 am: 93% depart on time. After 4 pm it’s 64%.

Best time to leave 6–7 am 97% arrive on time from SAN
Best single flight AS 3359 SAN 07:48 → SJC 09:26 · 90% on time Avoid AS 3429 SAN 12:59 → SJC 14:38 · 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).

6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
SAN
97
94
91
80
79
80
68
60
61
65
57
69
66
60
71
53
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
San Jose flights leaving SAN 9–10 pm: 2Close ×
WN 3542 SAN 21:00 SJC 22:30 1h 30m 50 54% 0.0% 58 min
AS 1372 SAN 21:20 SJC 22:59 1h 39m 27 78% 0.0% 34 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.
Alaska (incl. SkyWest, Horizon) 1,780 81% 1.3% 55 min
Southwest 3,746 76% 0.7% 49 min
Spirit 7 – 0.0% 140 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 3359flown by SkyWest SAN 07:48 SJC 09:26 90%
AS 3498flown by SkyWest SAN 17:45 SJC 19:22 84%
AS 3429flown by SkyWest SAN 12:59 SJC 14:38 76%
All 27 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.
Alaska SAN SJC 1h 36m 81% 1.3% 1,780 Flying now
Southwest SAN SJC 1h 30m 76% 0.7% 3,746 Flying now
Spirit SAN SJC – 57%few flights 0.0% 7 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