SkyWest Airlines is the most reliable airline on the FAT to SAN route with a 79% on-time rate, compared to Southwest Airlines at 74%. Based on 3,653 flights tracked.
Source: Bureau of Transportation Statistics. Updated October 2026.Best Airline: FAT to SAN
Fresno to San Diego — airline reliability comparison
On-Time Rate by Airline
SkyWest Airlines79%
Alaska Airlines79%
Southwest Airlines74%
FAT to SAN Airline Comparison
| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| SkyWest AirlinesOOBest | 79% | 1.0% | 57m | 3,653 |
| Alaska AirlinesAS | 79% | 3.6% | 70m | 103 |
| Southwest AirlinesWNWorst | 74% | 0.4% | 56m | 570 |
Route Overview
78%
Overall On-Time
55m
Avg Delay
1%
Cancel Rate
4,326
Total Flights
Flying out of FAT? 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.