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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 6–7 am: 1Close ×
WN 3536 SAN 06:35 SJC 08:15 1h 40m 50 100% 0.0% –

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