Flight Check

Best Airline: PHL to PIT

Philadelphia to Pittsburgh — airline reliability comparison

Republic Airways is the most reliable airline on the PHL to PIT route with a 86% on-time rate, compared to Frontier Airlines at 74%. Based on 794 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 Airways86%
PSA Airlines81%
American Airlines76%
Frontier Airlines74%

PHL to PIT Airline Comparison

AirlineOn-Time %Cancel %Avg DelayFlights
Republic AirwaysYXBest86%3.1%74m794
PSA AirlinesOH81%2.9%63m920
American AirlinesAA76%1.4%85m2,893
Frontier AirlinesF9Worst74%3.4%85m437

Route Overview

78%
Overall On-Time
82m
Avg Delay
2.2%
Cancel Rate
5,135
Total Flights
PHL to PIT Route DetailsReturn: PIT to PHL
PHL AirportPIT Airport

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