SkyWest Airlines is the most reliable airline on the ONT to STS route with a 89% on-time rate. Based on 108 flights tracked.
Source: Bureau of Transportation Statistics. Updated October 2026.Best Airline: ONT to STS
Ontario to Santa Rosa — airline reliability comparison
On-Time Rate by Airline
SkyWest Airlines89%
ONT to STS Airline Comparison
| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| SkyWest AirlinesOOBest | 89% | 0.0% | 74m | 108 |
Route Overview
90%
Overall On-Time
62m
Avg Delay
0%
Cancel Rate
108
Total Flights
Flying out of ONT? We'll brief you.
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Data last updated October 2026. Source: Bureau of Transportation Statistics.