Alaska Airlines SAN to SJC on-time performance
Alaska Airlines nonstop flights from San Diego to San Jose · Aug 2025 – Jul 2026
On-time arrivals
78%
arrived < 15 min late
Cancelled
0.0%
0 flights
Avg arrival delay
8 min
30 min when late
Rank on route
#2 of 4
route average 76% on time
Key facts
- Alaska Airlines flights on SAN to SJC arrived on time 78% of the time in Aug 2025 – Jul 2026.
- 0% were cancelled, and 0% arrived an hour or more late.
- That ranks #2 of 4 airlines on this route, which averaged 76% on time overall.
- The largest source of delay minutes was late-arriving aircraft (68%).
On-time trend by month
Why this airline's flights were late
- Late-arriving aircraft68%
- Airline (crew, maintenance, cleaning, fueling)23%
- Air traffic control & airport congestion9%
- Extreme weather0%
- Security0%
Other airlines on SAN to SJC
- Southwest Airlines75% on time · 13 min avg delay
- SkyWest Airlines81% on time · 11 min avg delay
- Spirit Airlines57% on time · 60 min avg delay
Full SAN to SJC comparison →
Alaska Airlines on-time record across all routes →
79 Alaska Airlines flights tracked on this route; 0 cancelled, 0 diverted.
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. How we calculate this.