Portland to Dallas — airline reliability comparison
American Airlines is the most reliable airline on the PDX to DFW route with a 80% on-time rate, compared to Frontier Airlines at 40%. Based on 6,472 flights tracked.
This route involves high-congestion airports, which can affect reliability regardless of airline.
Source: Bureau of Transportation Statistics. Updated October 2026.| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| American AirlinesAABest | 80% | 2.3% | 104m | 6,472 |
| Alaska AirlinesAS | 79% | 1.3% | 43m | 1,816 |
| Frontier AirlinesF9Worst | 40% | 7.5% | 95m | 67 |
Delays, TSA, weather, gates — we'll let you know if something matters.
Data last updated October 2026. Source: Bureau of Transportation Statistics.