SkyWest Airlines is the most reliable airline on the PDX to GEG route with a 87% on-time rate, compared to Alaska Airlines at 84%. Based on 1,409 flights tracked.
Source: Bureau of Transportation Statistics. Updated October 2026.Best Airline: PDX to GEG
Portland to Spokane — airline reliability comparison
On-Time Rate by Airline
SkyWest Airlines87%
Alaska Airlines84%
PDX to GEG Airline Comparison
| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| SkyWest AirlinesOOBest | 87% | 0.4% | 55m | 1,409 |
| Alaska AirlinesASWorst | 84% | 1.1% | 38m | 745 |
Route Overview
86%
Overall On-Time
49m
Avg Delay
0.8%
Cancel Rate
2,160
Total Flights
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Data last updated October 2026. Source: Bureau of Transportation Statistics.