Southwest Airlines is the most reliable airline on the PHX to DAL route with a 81% on-time rate. Based on 10,726 flights tracked.
Source: Bureau of Transportation Statistics. Updated October 2026.Best Airline: PHX to DAL
Phoenix to Dallas — airline reliability comparison
On-Time Rate by Airline
Southwest Airlines81%
PHX to DAL Airline Comparison
| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| Southwest AirlinesWNBest | 81% | 1.5% | 50m | 10,726 |
Route Overview
81%
Overall On-Time
50m
Avg Delay
1.5%
Cancel Rate
10,726
Total Flights
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Data last updated October 2026. Source: Bureau of Transportation Statistics.