Flight OddsPDX → STS Alaska Airlines
Alaska Airlines · Portland, OR to Santa Rosa, CA · 796 flights, 2025-07-01 to 2026-06-30 · aggregated across 28 flight numbers
On-time arrival
86%
Median delay
-8 min
90th percentile
+26 min
Cancellation rate
1%
How on-time is Alaska Airlines from PDX to STS?
Across every Alaska Airlines flight number on PDX → STS (796 flights, 2025-07-01 to 2026-06-30), 86% arrived within 15 minutes of schedule. Median arrival delay -8 min; the worst 10% ran +26 min or later. 1% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 662 | 86% |
| 16-30 min | 43 | 6% |
| 31-60 min | 29 | 4% |
| 61-120 min | 22 | 3% |
| 2+ hrs | 16 | 2% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 62 | 84% | +3 min |
| 2025-08 | 62 | 87% | +1 min |
| 2025-09 | 58 | 90% | -4 min |
| 2025-10 | 55 | 80% | +2 min |
| 2025-11 | 59 | 71% | +10 min |
| 2025-12 | 52 | 67% | +25 min |
| 2026-01 | 52 | 77% | +5 min |
| 2026-02 | 51 | 88% | +0 min |
| 2026-03 | 74 | 91% | -3 min |
| 2026-04 | 78 | 94% | -10 min |
| 2026-05 | 84 | 94% | -5 min |
| 2026-06 | 85 | 93% | -7 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 116 | 84% |
| Tue | 104 | 88% |
| Wed | 106 | 89% |
| Thu | 115 | 88% |
| Fri | 113 | 85% |
| Sat | 103 | 86% |
| Sun | 115 | 80% |
AS flight numbers on PDX → STS
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…