Flight Check

Best Airline: FAT to LAS

Fresno to Las Vegas — airline reliability comparison

Southwest Airlines is the most reliable airline on the FAT to LAS route with a 82% on-time rate, compared to Allegiant Air at 75%. Based on 4,063 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 Airlines82%
Allegiant Air75%

FAT to LAS Airline Comparison

AirlineOn-Time %Cancel %Avg DelayFlights
Southwest AirlinesWNBest82%0.2%60m4,063
Allegiant AirG4Worst75%0.6%87m2,277

Route Overview

80%
Overall On-Time
72m
Avg Delay
0.4%
Cancel Rate
6,340
Total Flights
FAT to LAS Route DetailsReturn: LAS to FAT
FAT AirportLAS Airport

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