Flight Check

Best Airline: DEN to PIA

Denver to Peoria — airline reliability comparison

SkyWest Airlines is the most reliable airline on the DEN to PIA route with a 67% on-time rate, compared to Allegiant Air at 63%. Based on 486 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 Airlines67%
Allegiant Air63%

DEN to PIA Airline Comparison

AirlineOn-Time %Cancel %Avg DelayFlights
SkyWest AirlinesOOBest67%1.0%64m486
Allegiant AirG4Worst63%0.0%108m22

Route Overview

65%
Overall On-Time
74m
Avg Delay
0.8%
Cancel Rate
623
Total Flights
DEN to PIA Route DetailsReturn: PIA to DEN
DEN AirportPIA Airport

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