Southwest Airlines is the most reliable airline on the BOI to SMF route with a 86% on-time rate, compared to SkyWest Airlines at 80%. Based on 2,678 flights tracked.
Source: Bureau of Transportation Statistics. Updated October 2026.Best Airline: BOI to SMF
Boise to Sacramento — airline reliability comparison
On-Time Rate by Airline
Southwest Airlines86%
SkyWest Airlines80%
BOI to SMF Airline Comparison
| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| Southwest AirlinesWNBest | 86% | 0.1% | 56m | 2,678 |
| SkyWest AirlinesOOWorst | 80% | 0.0% | 50m | 431 |
Route Overview
85%
Overall On-Time
55m
Avg Delay
0.1%
Cancel Rate
3,111
Total Flights
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Data last updated October 2026. Source: Bureau of Transportation Statistics.