PDX → SJC Southwest Airlines

Southwest Airlines · Portland, OR to San Jose, CA · 973 flights, 2025-07-01 to 2026-06-30 · aggregated across 56 flight numbers

This route runs much more reliably at some times of day than others — 98% on-time departing 3–6am vs. 58% departing 9pm–12am.
On-time arrival
78%
Median delay
-3 min
90th percentile
+39 min
Cancellation rate
0%

How on-time is Southwest Airlines from PDX to SJC?

Across every Southwest Airlines flight number on PDX → SJC (973 flights, 2025-07-01 to 2026-06-30), 78% arrived within 15 minutes of schedule. Median arrival delay -3 min; the worst 10% ran +39 min or later. 0% were cancelled.

Delay distribution

Arrival delay for completed flights (excludes cancellations and diversions).

ArrivalFlightsShare
Early / on-time75678%
16-30 min818%
31-60 min798%
61-120 min333%
2+ hrs202%

Performance by month

MonthFlightsOn-timeAvg delay
2025-0710571%+14 min
2025-0810479%+6 min
2025-0910276%+9 min
2025-1010178%+12 min
2025-118481%+6 min
2025-128776%+7 min
2026-016890%-4 min
2026-027285%-1 min
2026-036082%+5 min
2026-045679%+2 min
2026-055675%+11 min
2026-067469%+14 min

Performance by day of week

DayFlightsOn-time
Mon15875%
Tue13475%
Wed12881%
Thu15673%
Fri15479%
Sat8786%
Sun15281%

Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…