Boise to Las Vegas — airline reliability comparison
Alaska Airlines is the most reliable airline on the BOI to LAS route with a 92% on-time rate, compared to Allegiant Air at 70%. Based on 71 flights tracked.
This route involves high-congestion airports, which can affect reliability regardless of airline.
Source: Bureau of Transportation Statistics. Updated October 2026.| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| Alaska AirlinesASBest | 92% | 0.0% | 66m | 71 |
| Southwest AirlinesWN | 83% | 0.2% | 55m | 3,534 |
| SkyWest AirlinesOO | 76% | 0.8% | 55m | 535 |
| Spirit AirlinesNK | 75% | 2.3% | 66m | 1,116 |
| Allegiant AirG4Worst | 70% | 0.0% | 30m | 10 |
Delays, TSA, weather, gates — we'll let you know if something matters.
Data last updated October 2026. Source: Bureau of Transportation Statistics.