Flight OddsAS520 SJC → PDX
Alaska Airlines · San Jose, CA to Portland, OR · 31 flights observed, 2026-01-07 to 2026-02-11 · 569 mi
AS520 covers more than one route in the data window — the stats below are for SJC → PDX, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
90%
Median delay
-18 min
90th percentile
+7 min
Cancellation rate
0%
How often is AS520 on time?
Across 31 flights on SJC → PDX from 2026-01-07 to 2026-02-11, AS520 arrived within 15 minutes of schedule 90% of the time. The median arrival delay was -18 min, and the worst 10% of flights arrived +7 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 | 28 | 90% |
| 16-30 min | 1 | 3% |
| 31-60 min | 1 | 3% |
| 61-120 min | 0 | 0% |
| 2+ hrs | 1 | 3% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-01 | 22 | 91% | -5 min |
| 2026-02 | 9 | 89% | -16 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 5 | 60% |
| Tue | 5 | 100% |
| Wed | 6 | 83% |
| Thu | 5 | 100% |
| Fri | 5 | 100% |
| Sat | 5 | 100% |
| Sun | No data | — |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…