Flight Check

Best Airline: DTW to LAS

Detroit to Las Vegas — airline reliability comparison

Spirit Airlines is the most reliable airline on the DTW to LAS route with a 81% on-time rate, compared to Frontier Airlines at 70%. Based on 2,857 flights tracked.

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

Source: Bureau of Transportation Statistics. Updated October 2026.

On-Time Rate by Airline

Spirit Airlines81%
Delta Air Lines78%
Southwest Airlines77%
Frontier Airlines70%

DTW to LAS Airline Comparison

AirlineOn-Time %Cancel %Avg DelayFlights
Spirit AirlinesNKBest81%0.6%60m2,857
Delta Air LinesDL78%0.6%61m7,082
Southwest AirlinesWN77%0.0%43m590
Frontier AirlinesF9Worst70%1.6%66m507

Route Overview

79%
Overall On-Time
60m
Avg Delay
0.6%
Cancel Rate
11,104
Total Flights
DTW to LAS Route DetailsReturn: LAS to DTW
DTW AirportLAS Airport

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