Flight Check

Best Airline: ORD to PBI

Chicago to West Palm Beach — airline reliability comparison

United Airlines is the most reliable airline on the ORD to PBI route with a 80% on-time rate, compared to Frontier Airlines at 69%. 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 Airlines80%
American Airlines73%
Frontier Airlines69%

ORD to PBI Airline Comparison

AirlineOn-Time %Cancel %Avg DelayFlights
United AirlinesUABest80%0.4%72m1,538
American AirlinesAA73%1.6%72m2,135
Frontier AirlinesF9Worst69%3.6%59m26

Route Overview

75%
Overall On-Time
74m
Avg Delay
1.2%
Cancel Rate
3,734
Total Flights
ORD to PBI Route DetailsReturn: PBI to ORD
ORD AirportPBI Airport

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