SJC (San Jose) to PDX (Portland) flights arrive on time 86% of the time. The most reliable airline on this route is SkyWest Airlines at 91%. The average delay is 57 minutes. Delays on this route are most often caused by the incoming plane arriving late.
Source: Bureau of Transportation Statistics. Updated May 2026.SJC → PDX
SJC (San Jose) to PDX (Portland)
SJC → PDX on-time performance by month
24
25
JanFebMarAprMayJunJulAugSepOctNovDec
Worse
Better
This route is usually on time. About 86% of flights arrive on schedule.
Delays on this route are most often caused by the incoming plane arriving late.
Accurate?
SkyWest Airlines edges out Southwest Airlines on this route — 91% vs 83% on time.
Airline Comparison
SkyWest Airlines leads at 91% on time; Southwest Airlines trails at 83%.
Accurate?
Good to know
Departing from SJC
84% on timeTSA is currently ~13 min. Best time: 4 AM (about 5 min).
Arriving at PDX
83% on timeWhen flights into PDX are late, the average delay is 60 minutes. Build buffer if you have ground plans.
If connecting at PDX: TSA is ~7 min right now. Allow at least 60 minutes for a domestic connection.
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Data last updated May 2026. Source: Bureau of Transportation Statistics.