Southwest Airlines is the most reliable airline on the GEG to SJC route with a 86% on-time rate. Based on 1,298 flights tracked.
Source: Bureau of Transportation Statistics. Updated October 2026.Best Airline: GEG to SJC
Spokane to San Jose — airline reliability comparison
On-Time Rate by Airline
Southwest Airlines86%
GEG to SJC Airline Comparison
| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| Southwest AirlinesWNBest | 86% | 0.3% | 41m | 1,298 |
Route Overview
86%
Overall On-Time
43m
Avg Delay
0.3%
Cancel Rate
1,298
Total Flights
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Data last updated October 2026. Source: Bureau of Transportation Statistics.