Southwest Airlines is the most reliable airline on the SAN to TUS route with a 79% on-time rate. Based on 2,207 flights tracked.
Source: Bureau of Transportation Statistics. Updated October 2026.Best Airline: SAN to TUS
San Diego to Tucson — airline reliability comparison
On-Time Rate by Airline
Southwest Airlines79%
SAN to TUS Airline Comparison
| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| Southwest AirlinesWNBest | 79% | 0.4% | 59m | 2,207 |
Route Overview
79%
Overall On-Time
59m
Avg Delay
0.4%
Cancel Rate
2,207
Total Flights
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Data last updated October 2026. Source: Bureau of Transportation Statistics.