Flight Check

Best Airline: PBI to ORD

West Palm Beach to Chicago — airline reliability comparison

United Airlines is the most reliable airline on the PBI to ORD route with a 73% on-time rate, compared to Frontier Airlines at 61%. Based on 1,538 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

United Airlines73%
American Airlines71%
Frontier Airlines61%

PBI to ORD Airline Comparison

AirlineOn-Time %Cancel %Avg DelayFlights
United AirlinesUABest73%0.6%80m1,538
American AirlinesAA71%1.6%94m2,137
Frontier AirlinesF9Worst61%3.6%62m26

Route Overview

72%
Overall On-Time
92m
Avg Delay
1.3%
Cancel Rate
3,736
Total Flights
PBI to ORD Route DetailsReturn: ORD to PBI
PBI AirportORD Airport

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