Flight Check

Best Airline: LAS to MEM

Las Vegas to Memphis — airline reliability comparison

Frontier Airlines is the most reliable airline on the LAS to MEM route with a 90% on-time rate, compared to Allegiant Air at 75%. Based on 37 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

Frontier Airlines90%
Spirit Airlines87%
Southwest Airlines76%
Allegiant Air75%

LAS to MEM Airline Comparison

AirlineOn-Time %Cancel %Avg DelayFlights
Frontier AirlinesF9Best90%2.4%24m37
Spirit AirlinesNK87%0.4%68m1,083
Southwest AirlinesWN76%0.4%48m584
Allegiant AirG4Worst75%1.5%44m173

Route Overview

83%
Overall On-Time
63m
Avg Delay
0.5%
Cancel Rate
2,198
Total Flights
LAS to MEM Route DetailsReturn: MEM to LAS
LAS AirportMEM Airport

Flying out of LAS? We'll brief you.

Delays, TSA, weather, gates — we'll let you know if something matters.

Free. No account needed.

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