Flight OddsBOI → SEA Alaska Airlines
Alaska Airlines · Boise, ID to Seattle, WA · 3,011 flights, 2025-07-01 to 2026-06-30 · aggregated across 61 flight numbers
On-time arrival
79%
Median delay
-4 min
90th percentile
+36 min
Cancellation rate
1%
How on-time is Alaska Airlines from BOI to SEA?
Across every Alaska Airlines flight number on BOI → SEA (3,011 flights, 2025-07-01 to 2026-06-30), 79% arrived within 15 minutes of schedule. Median arrival delay -4 min; the worst 10% ran +36 min or later. 1% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 2,346 | 79% |
| 16-30 min | 283 | 9% |
| 31-60 min | 204 | 7% |
| 61-120 min | 118 | 4% |
| 2+ hrs | 37 | 1% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 303 | 75% | +9 min |
| 2025-08 | 302 | 71% | +12 min |
| 2025-09 | 286 | 79% | +5 min |
| 2025-10 | 255 | 79% | +7 min |
| 2025-11 | 219 | 77% | +6 min |
| 2025-12 | 259 | 76% | +5 min |
| 2026-01 | 221 | 83% | +2 min |
| 2026-02 | 185 | 92% | -4 min |
| 2026-03 | 238 | 88% | -1 min |
| 2026-04 | 238 | 77% | +3 min |
| 2026-05 | 248 | 80% | +1 min |
| 2026-06 | 234 | 72% | +6 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 434 | 80% |
| Tue | 439 | 80% |
| Wed | 423 | 82% |
| Thu | 435 | 72% |
| Fri | 422 | 74% |
| Sat | 406 | 83% |
| Sun | 429 | 79% |
AS flight numbers on BOI → SEA
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…