Flight Check

Best Airline: PHL to MKE

Philadelphia to Milwaukee — airline reliability comparison

Frontier Airlines is the most reliable airline on the PHL to MKE route with a 85% on-time rate, compared to American Airlines at 76%. Based on 26 flights tracked.

This route involves weather-prone airports, which can affect reliability regardless of airline.

Source: Bureau of Transportation Statistics. Updated October 2026.

On-Time Rate by Airline

Frontier Airlines85%
PSA Airlines81%
Republic Airways80%
American Airlines76%

PHL to MKE Airline Comparison

AirlineOn-Time %Cancel %Avg DelayFlights
Frontier AirlinesF9Best85%0.0%39m26
PSA AirlinesOH81%2.6%95m942
Republic AirwaysYX80%5.3%62m329
American AirlinesAAWorst76%2.7%77m140

Route Overview

79%
Overall On-Time
87m
Avg Delay
3.3%
Cancel Rate
1,493
Total Flights
PHL to MKE Route DetailsReturn: MKE to PHL
PHL AirportMKE Airport

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