Flight Check

Best Airline: PWM to PHL

Portland to Philadelphia — airline reliability comparison

Republic Airways is the most reliable airline on the PWM to PHL route with a 92% on-time rate, compared to Frontier Airlines at 62%. Based on 168 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

Republic Airways92%
PSA Airlines82%
American Airlines79%
Frontier Airlines62%

PWM to PHL Airline Comparison

AirlineOn-Time %Cancel %Avg DelayFlights
Republic AirwaysYXBest92%0.9%52m168
PSA AirlinesOH82%3.7%95m664
American AirlinesAA79%2.1%126m1,829
Frontier AirlinesF9Worst62%3.1%79m33

Route Overview

80%
Overall On-Time
115m
Avg Delay
2.5%
Cancel Rate
2,802
Total Flights
PWM to PHL Route DetailsReturn: PHL to PWM
PWM AirportPHL Airport

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