Flight Check

Best Airline: MCI to DEN

Kansas City to Denver — airline reliability comparison

SkyWest Airlines is the most reliable airline on the MCI to DEN route with a 92% on-time rate, compared to Frontier Airlines at 68%. Based on 634 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 Airlines92%
United Airlines81%
Southwest Airlines78%
Frontier Airlines68%

MCI to DEN Airline Comparison

AirlineOn-Time %Cancel %Avg DelayFlights
SkyWest AirlinesOOBest92%0.3%79m634
United AirlinesUA81%0.9%65m5,038
Southwest AirlinesWN78%1.3%57m8,482
Frontier AirlinesF9Worst68%0.8%94m928

Route Overview

79%
Overall On-Time
64m
Avg Delay
1.1%
Cancel Rate
15,105
Total Flights
MCI to DEN Route DetailsReturn: DEN to MCI
MCI AirportDEN Airport

Flying out of MCI? 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.