Southwest Airlines is the most reliable airline on the DAL to TUS route with a 78% on-time rate. Based on 472 flights tracked.
Source: Bureau of Transportation Statistics. Updated October 2026.Best Airline: DAL to TUS
Dallas to Tucson — airline reliability comparison
On-Time Rate by Airline
Southwest Airlines78%
DAL to TUS Airline Comparison
| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| Southwest AirlinesWNBest | 78% | 0.9% | 56m | 472 |
Route Overview
78%
Overall On-Time
57m
Avg Delay
1.1%
Cancel Rate
472
Total Flights
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Data last updated October 2026. Source: Bureau of Transportation Statistics.