Flight OddsAS3278 SEA → BOI
Alaska Airlines · Seattle, WA to Boise, ID · 38 flights observed, 2025-08-21 to 2025-10-03 · 399 mi
AS3278 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
87%
Median delay
-4 min
90th percentile
+18 min
Cancellation rate
0%
How often is AS3278 on time?
Across 38 flights on SEA → BOI from 2025-08-21 to 2025-10-03, AS3278 arrived within 15 minutes of schedule 87% of the time. The median arrival delay was -4 min, and the worst 10% of flights arrived +18 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 | 33 | 87% |
| 16-30 min | 4 | 11% |
| 31-60 min | 1 | 3% |
| 61-120 min | 0 | 0% |
| 2+ hrs | 0 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-08 | 9 | 89% | -4 min |
| 2025-09 | 26 | 85% | +2 min |
| 2025-10 | 3 | 100% | -3 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 6 | 83% |
| Tue | 6 | 100% |
| Wed | 6 | 83% |
| Thu | 7 | 100% |
| Fri | 7 | 71% |
| Sat | No data | — |
| Sun | 6 | 83% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…