Flight Check

Best Airline: DEN to RAP

Denver to Rapid City — airline reliability comparison

SkyWest Airlines is the most reliable airline on the DEN to RAP route with a 78% on-time rate, compared to United Airlines at 77%. Based on 5,712 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 Airlines78%
United Airlines77%

DEN to RAP Airline Comparison

AirlineOn-Time %Cancel %Avg DelayFlights
SkyWest AirlinesOOBest78%2.1%70m5,712
United AirlinesUAWorst77%1.1%80m2,370

Route Overview

77%
Overall On-Time
72m
Avg Delay
1.6%
Cancel Rate
8,097
Total Flights
DEN to RAP Route DetailsReturn: RAP to DEN
DEN AirportRAP Airport

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