Flight Check

Best Airline: OKC to DEN

Oklahoma City to Denver — airline reliability comparison

SkyWest Airlines is the most reliable airline on the OKC to DEN route with a 81% on-time rate, compared to United Airlines at 71%. Based on 4,891 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 Airlines81%
Southwest Airlines79%
Frontier Airlines77%
United Airlines71%

OKC to DEN Airline Comparison

AirlineOn-Time %Cancel %Avg DelayFlights
SkyWest AirlinesOOBest81%0.9%81m4,891
Southwest AirlinesWN79%0.9%55m4,499
Frontier AirlinesF977%0.9%76m1,046
United AirlinesUAWorst71%1.1%55m557

Route Overview

79%
Overall On-Time
67m
Avg Delay
0.9%
Cancel Rate
11,012
Total Flights
OKC to DEN Route DetailsReturn: DEN to OKC
OKC AirportDEN Airport

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