Flight OddsSEA → ALW Alaska Airlines
Alaska Airlines · Seattle, WA to Walla Walla, WA · 729 flights, 2025-07-01 to 2026-06-30 · aggregated across 9 flight numbers
On-time arrival
88%
Median delay
-9 min
90th percentile
+20 min
Cancellation rate
2%
How on-time is Alaska Airlines from SEA to ALW?
Across every Alaska Airlines flight number on SEA → ALW (729 flights, 2025-07-01 to 2026-06-30), 88% arrived within 15 minutes of schedule. Median arrival delay -9 min; the worst 10% ran +20 min or later. 2% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 621 | 88% |
| 16-30 min | 38 | 5% |
| 31-60 min | 37 | 5% |
| 61-120 min | 11 | 2% |
| 2+ hrs | 2 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 60 | 77% | +2 min |
| 2025-08 | 60 | 83% | +2 min |
| 2025-09 | 60 | 90% | -1 min |
| 2025-10 | 61 | 89% | -3 min |
| 2025-11 | 56 | 89% | -4 min |
| 2025-12 | 57 | 84% | +1 min |
| 2026-01 | 59 | 93% | -10 min |
| 2026-02 | 55 | 93% | -8 min |
| 2026-03 | 61 | 87% | -3 min |
| 2026-04 | 60 | 93% | -4 min |
| 2026-05 | 60 | 90% | -3 min |
| 2026-06 | 60 | 83% | 0 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 103 | 89% |
| Tue | 103 | 91% |
| Wed | 101 | 89% |
| Thu | 100 | 78% |
| Fri | 101 | 86% |
| Sat | 103 | 85% |
| Sun | 98 | 94% |
AS flight numbers on SEA → ALW
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…