Flight OddsAS2331 STS → PDX
Alaska Airlines · Santa Rosa, CA to Portland, OR · 21 flights observed, 2026-06-10 to 2026-06-30 · 489 mi
AS2331 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
55%
Median delay
+6 min
90th percentile
+74 min
Cancellation rate
5%
How often is AS2331 on time?
Across 21 flights on STS → PDX from 2026-06-10 to 2026-06-30, AS2331 arrived within 15 minutes of schedule 55% of the time. The median arrival delay was +6 min, and the worst 10% of flights arrived +74 min or later. 5% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 11 | 55% |
| 16-30 min | 2 | 10% |
| 31-60 min | 2 | 10% |
| 61-120 min | 5 | 25% |
| 2+ hrs | 0 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-06 | 20 | 55% | +24 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 3 | 33% |
| Tue | 3 | 100% |
| Wed | 3 | 100% |
| Thu | 3 | 0% |
| Fri | 2 | 0% |
| Sat | 3 | 67% |
| Sun | 3 | 67% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…