Flight OddsAS2156 BOI → SMF
Alaska Airlines · Boise, ID to Sacramento, CA · 229 flights observed, 2025-07-01 to 2026-06-30 · 437 mi
AS2156 covers more than one route in the data window — the stats below are for BOI → SMF, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
93%
Median delay
-11 min
90th percentile
+6 min
Cancellation rate
1%
How often is AS2156 on time?
Across 229 flights on BOI → SMF from 2025-07-01 to 2026-06-30, AS2156 arrived within 15 minutes of schedule 93% of the time. The median arrival delay was -11 min, and the worst 10% of flights arrived +6 min or later. 1% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 212 | 93% |
| 16-30 min | 3 | 1% |
| 31-60 min | 4 | 2% |
| 61-120 min | 3 | 1% |
| 2+ hrs | 5 | 2% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 30 | 93% | -5 min |
| 2025-08 | 31 | 100% | -13 min |
| 2025-09 | 30 | 100% | -12 min |
| 2025-10 | 31 | 97% | -7 min |
| 2025-11 | 29 | 90% | -1 min |
| 2025-12 | 15 | 80% | +12 min |
| 2026-01 | 6 | 83% | -3 min |
| 2026-02 | 17 | 82% | +15 min |
| 2026-03 | 17 | 94% | -2 min |
| 2026-06 | 21 | 95% | -5 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 33 | 91% |
| Tue | 33 | 94% |
| Wed | 31 | 94% |
| Thu | 33 | 88% |
| Fri | 31 | 94% |
| Sat | 33 | 97% |
| Sun | 33 | 97% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…