Southwest Airlines is the most reliable airline on the SAN to FAT route with a 80% on-time rate, compared to Alaska Airlines at 75%. Based on 570 flights tracked.
Source: Bureau of Transportation Statistics. Updated October 2026.Best Airline: SAN to FAT
San Diego to Fresno — airline reliability comparison
On-Time Rate by Airline
Southwest Airlines80%
SkyWest Airlines78%
Alaska Airlines75%
SAN to FAT Airline Comparison
| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| Southwest AirlinesWNBest | 80% | 1.2% | 44m | 570 |
| SkyWest AirlinesOO | 78% | 1.0% | 52m | 3,656 |
| Alaska AirlinesASWorst | 75% | 1.9% | 36m | 102 |
Route Overview
78%
Overall On-Time
50m
Avg Delay
1.2%
Cancel Rate
4,328
Total Flights
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Data last updated October 2026. Source: Bureau of Transportation Statistics.