Flight OddsAS578 STS → PDX
Alaska Airlines · Santa Rosa, CA to Portland, OR · 26 flights observed, 2026-01-08 to 2026-02-10 · 489 mi
AS578 covers more than one route in the data window — the stats below are for STS → PDX, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
95%
Median delay
-15 min
90th percentile
+5 min
Cancellation rate
27%
How often is AS578 on time?
Across 26 flights on STS → PDX from 2026-01-08 to 2026-02-10, AS578 arrived within 15 minutes of schedule 95% of the time. The median arrival delay was -15 min, and the worst 10% of flights arrived +5 min or later. 27% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 18 | 95% |
| 16-30 min | 0 | 0% |
| 31-60 min | 0 | 0% |
| 61-120 min | 0 | 0% |
| 2+ hrs | 1 | 5% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-01 | 13 | 92% | +10 min |
| 2026-02 | 6 | 100% | -21 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 4 | 100% |
| Tue | 4 | 100% |
| Wed | No data | — |
| Thu | 5 | 100% |
| Fri | 4 | 100% |
| Sat | 1 | 0% |
| Sun | 1 | 100% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…