Portland to Philadelphia — airline reliability comparison
Alaska Airlines is the most reliable airline on the PDX to PHL route with a 91% on-time rate, compared to American Airlines at 77%. Based on 80 flights tracked.
This route involves weather-prone airports, which can affect reliability regardless of airline.
Source: Bureau of Transportation Statistics. Updated October 2026.| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| Alaska AirlinesASBest | 91% | 0.0% | 44m | 80 |
| American AirlinesAAWorst | 77% | 3.4% | 67m | 404 |
Delays, TSA, weather, gates — we'll let you know if something matters.
Data last updated October 2026. Source: Bureau of Transportation Statistics.