Flight OddsSEA → PDX Alaska Airlines
Alaska Airlines · Seattle, WA to Portland, OR · 3,970 flights, 2025-07-01 to 2026-06-30 · aggregated across 107 flight numbers
On-time arrival
81%
Median delay
-2 min
90th percentile
+30 min
Cancellation rate
1%
How on-time is Alaska Airlines from SEA to PDX?
Across every Alaska Airlines flight number on SEA → PDX (3,970 flights, 2025-07-01 to 2026-06-30), 81% arrived within 15 minutes of schedule. Median arrival delay -2 min; the worst 10% ran +30 min or later. 1% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 3,201 | 81% |
| 16-30 min | 342 | 9% |
| 31-60 min | 250 | 6% |
| 61-120 min | 96 | 2% |
| 2+ hrs | 48 | 1% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 422 | 74% | +12 min |
| 2025-08 | 402 | 77% | +7 min |
| 2025-09 | 351 | 84% | +2 min |
| 2025-10 | 333 | 80% | +3 min |
| 2025-11 | 306 | 86% | +3 min |
| 2025-12 | 305 | 69% | +13 min |
| 2026-01 | 280 | 84% | +4 min |
| 2026-02 | 248 | 87% | +1 min |
| 2026-03 | 315 | 81% | +6 min |
| 2026-04 | 322 | 90% | -4 min |
| 2026-05 | 319 | 84% | +2 min |
| 2026-06 | 334 | 83% | +3 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 578 | 80% |
| Tue | 586 | 83% |
| Wed | 565 | 83% |
| Thu | 569 | 77% |
| Fri | 557 | 79% |
| Sat | 521 | 83% |
| Sun | 561 | 83% |
AS flight numbers on SEA → PDX
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…