Flight Check

Best Airline: DSM to DEN

Des Moines to Denver — airline reliability comparison

SkyWest Airlines is the most reliable airline on the DSM to DEN route with a 90% on-time rate, compared to United Airlines at 78%. Based on 2,130 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

SkyWest Airlines90%
Southwest Airlines80%
Frontier Airlines79%
United Airlines78%

DSM to DEN Airline Comparison

AirlineOn-Time %Cancel %Avg DelayFlights
SkyWest AirlinesOOBest90%1.0%106m2,130
Southwest AirlinesWN80%0.7%65m2,339
Frontier AirlinesF979%1.2%73m486
United AirlinesUAWorst78%1.2%79m3,203

Route Overview

81%
Overall On-Time
80m
Avg Delay
1%
Cancel Rate
8,225
Total Flights
DSM to DEN Route DetailsReturn: DEN to DSM
DSM AirportDEN Airport

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