Flight OddsAS3256 SEA → BOI
Alaska Airlines · Seattle, WA to Boise, ID · 33 flights observed, 2026-02-12 to 2026-03-17 · 399 mi
AS3256 covers more than one route in the data window — the stats below are for SEA → BOI, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
97%
Median delay
-7 min
90th percentile
+12 min
Cancellation rate
0%
How often is AS3256 on time?
Across 33 flights on SEA → BOI from 2026-02-12 to 2026-03-17, AS3256 arrived within 15 minutes of schedule 97% of the time. The median arrival delay was -7 min, and the worst 10% of flights arrived +12 min or later. 0% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 32 | 97% |
| 16-30 min | 0 | 0% |
| 31-60 min | 1 | 3% |
| 61-120 min | 0 | 0% |
| 2+ hrs | 0 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-02 | 17 | 94% | -3 min |
| 2026-03 | 16 | 100% | -8 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 4 | 100% |
| Tue | 5 | 80% |
| Wed | 4 | 100% |
| Thu | 5 | 100% |
| Fri | 5 | 100% |
| Sat | 5 | 100% |
| Sun | 5 | 100% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…