Southwest Airlines is the most reliable airline on the DAL to PDX route with a 70% on-time rate. Based on 430 flights tracked.
Source: Bureau of Transportation Statistics. Updated October 2026.Best Airline: DAL to PDX
Dallas to Portland — airline reliability comparison
On-Time Rate by Airline
Southwest Airlines70%
DAL to PDX Airline Comparison
| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| Southwest AirlinesWNBest | 70% | 0.2% | 46m | 430 |
Route Overview
73%
Overall On-Time
45m
Avg Delay
0.2%
Cancel Rate
430
Total Flights
Flying out of DAL? We'll brief you.
Delays, TSA, weather, gates — we'll let you know if something matters.
Data last updated October 2026. Source: Bureau of Transportation Statistics.