Flight OddsWN4135 PDX → SJC
Southwest Airlines · Portland, OR to San Jose, CA · 25 flights observed, 2025-10-02 to 2025-10-30 · 569 mi
WN4135 covers more than one route in the data window — the stats below are for PDX → SJC, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
64%
Median delay
-3 min
90th percentile
+140 min
Cancellation rate
0%
How often is WN4135 on time?
Across 25 flights on PDX → SJC from 2025-10-02 to 2025-10-30, WN4135 arrived within 15 minutes of schedule 64% of the time. The median arrival delay was -3 min, and the worst 10% of flights arrived +140 min or later. 0% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 16 | 64% |
| 16-30 min | 1 | 4% |
| 31-60 min | 2 | 8% |
| 61-120 min | 2 | 8% |
| 2+ hrs | 4 | 16% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-10 | 25 | 64% | +34 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 4 | 75% |
| Tue | 4 | 25% |
| Wed | 4 | 100% |
| Thu | 5 | 80% |
| Fri | 4 | 25% |
| Sat | No data | — |
| Sun | 4 | 75% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…