SJC → PDX Southwest Airlines

Southwest Airlines · San Jose, CA to Portland, OR · 973 flights, 2025-07-01 to 2026-06-30 · aggregated across 58 flight numbers

This route runs much more reliably at some times of day than others — 94% on-time departing 6–9am vs. 55% departing 3–6pm.
On-time arrival
80%
Median delay
-6 min
90th percentile
+38 min
Cancellation rate
0%

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

Across every Southwest Airlines flight number on SJC → PDX (973 flights, 2025-07-01 to 2026-06-30), 80% arrived within 15 minutes of schedule. Median arrival delay -6 min; the worst 10% ran +38 min or later. 0% were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time77380%
16-30 min778%
31-60 min758%
61-120 min343%
2+ hrs131%

Performance by month

MonthFlightsOn-timeAvg delay
2025-0710573%+12 min
2025-0810482%+1 min
2025-0910283%+4 min
2025-1010172%+7 min
2025-118579%+7 min
2025-128779%+3 min
2026-016887%-1 min
2026-027286%-3 min
2026-036085%-1 min
2026-045686%-1 min
2026-055684%+2 min
2026-067666%+12 min

Performance by day of week

DayFlightsOn-time
Mon15882%
Tue13487%
Wed12887%
Thu15776%
Fri15675%
Sat8778%
Sun15274%

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