SkyWest Airlines is the most reliable airline on the PDX to STS route with a 84% on-time rate, compared to Alaska Airlines at 78%. Based on 1,240 flights tracked.
Source: Bureau of Transportation Statistics. Updated October 2026.Best Airline: PDX to STS
Portland to Santa Rosa — airline reliability comparison
On-Time Rate by Airline
SkyWest Airlines84%
Alaska Airlines78%
PDX to STS Airline Comparison
| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| SkyWest AirlinesOOBest | 84% | 0.7% | 59m | 1,240 |
| Alaska AirlinesASWorst | 78% | 5.3% | 39m | 19 |
Route Overview
84%
Overall On-Time
61m
Avg Delay
0.6%
Cancel Rate
1,266
Total Flights
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Data last updated October 2026. Source: Bureau of Transportation Statistics.