Flight Check

Best Airline: PIA to ORD

Peoria to Chicago — airline reliability comparison

Republic Airways is the most reliable airline on the PIA to ORD route with a 86% on-time rate, compared to SkyWest Airlines at 73%. Based on 70 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

Republic Airways86%
79%
SkyWest Airlines73%

PIA to ORD Airline Comparison

AirlineOn-Time %Cancel %Avg DelayFlights
Republic AirwaysYXBest86%0.0%60m70
MQ79%2.9%73m1,549
SkyWest AirlinesOOWorst73%2.8%93m3,967

Route Overview

75%
Overall On-Time
91m
Avg Delay
2.8%
Cancel Rate
5,602
Total Flights
PIA to ORD Route DetailsReturn: ORD to PIA
PIA AirportORD Airport

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