Flight Check

Best Airline: STS to LAS

Santa Rosa to Las Vegas — airline reliability comparison

Southwest Airlines is the most reliable airline on the STS to LAS route with a 81% on-time rate, compared to SkyWest Airlines at 77%. Based on 116 flights tracked.

This route involves high-congestion airports, which can affect reliability regardless of airline.

Source: Bureau of Transportation Statistics. Updated October 2026.

On-Time Rate by Airline

Southwest Airlines81%
SkyWest Airlines77%

STS to LAS Airline Comparison

AirlineOn-Time %Cancel %Avg DelayFlights
Southwest AirlinesWNBest81%0.0%54m116
SkyWest AirlinesOOWorst77%0.8%82m405

Route Overview

79%
Overall On-Time
80m
Avg Delay
0.4%
Cancel Rate
530
Total Flights
STS to LAS Route DetailsReturn: LAS to STS
STS AirportLAS Airport

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Data last updated October 2026. Source: Bureau of Transportation Statistics.