Flight OddsPDX → SEA Alaska Airlines
Alaska Airlines · Portland, OR to Seattle, WA · 3,970 flights, 2025-07-01 to 2026-06-30 · aggregated across 106 flight numbers
On-time arrival
82%
Median delay
-2 min
90th percentile
+29 min
Cancellation rate
1%
How on-time is Alaska Airlines from PDX to SEA?
Across every Alaska Airlines flight number on PDX → SEA (3,970 flights, 2025-07-01 to 2026-06-30), 82% arrived within 15 minutes of schedule. Median arrival delay -2 min; the worst 10% ran +29 min or later. 1% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 3,219 | 82% |
| 16-30 min | 352 | 9% |
| 31-60 min | 211 | 5% |
| 61-120 min | 101 | 3% |
| 2+ hrs | 53 | 1% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 425 | 72% | +13 min |
| 2025-08 | 398 | 75% | +10 min |
| 2025-09 | 352 | 79% | +4 min |
| 2025-10 | 335 | 80% | +6 min |
| 2025-11 | 305 | 86% | +1 min |
| 2025-12 | 307 | 77% | +10 min |
| 2026-01 | 278 | 86% | +7 min |
| 2026-02 | 247 | 88% | -1 min |
| 2026-03 | 312 | 85% | +2 min |
| 2026-04 | 324 | 94% | -3 min |
| 2026-05 | 320 | 86% | +1 min |
| 2026-06 | 333 | 81% | +6 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 578 | 82% |
| Tue | 583 | 84% |
| Wed | 566 | 82% |
| Thu | 568 | 80% |
| Fri | 560 | 77% |
| Sat | 517 | 86% |
| Sun | 564 | 82% |
AS flight numbers on PDX → SEA
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…