Flight Check

Best Airline: MSY to DEN

New Orleans to Denver — airline reliability comparison

United Airlines is the most reliable airline on the MSY to DEN route with a 83% on-time rate, compared to Frontier Airlines at 70%. Based on 3,495 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

United Airlines83%
Southwest Airlines79%
Frontier Airlines70%

MSY to DEN Airline Comparison

AirlineOn-Time %Cancel %Avg DelayFlights
United AirlinesUABest83%1.3%69m3,495
Southwest AirlinesWN79%0.8%58m3,979
Frontier AirlinesF9Worst70%2.1%72m665

Route Overview

80%
Overall On-Time
63m
Avg Delay
1.1%
Cancel Rate
8,164
Total Flights
MSY to DEN Route DetailsReturn: DEN to MSY
MSY AirportDEN Airport

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