Historical on-time performance
Spokane to San Jose
742 miData through May 2026Source: US DOT · BTS
Flights on GEG–SJC arrive on time 84% of the time over the last 12 months.
On-time rate84%arrived within 15 min
p90 delay20 min1 in 10 flights is worse (tail risk)
Cancelled0.0%of scheduled flights
based on 122 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Southwest AirlinesOn-time84%Medianon timep9020 minCancel0.0%Flights122
Why flights run late
Delay causes
- Airline41%
- Weather0%
- Air traffic (NAS)5%
- Late aircraft55%
- Security0%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline93%
- Weather7%
- Air traffic (NAS)0%
- Security0%
Most cancellations here are attributed to Airline. Shares are among 14 cancellations with a reported cause (BTS reports causes from June 2003).
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly GEG → SJC
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best day of week
On-time rates are fairly even by day on this route — ranging from 85% to 88% on time.
- Tuesdays88% on time · p90 15 min · 128 flights · limited
- Thursdays87% on time · p90 15 min · 163 flights · limited
- Fridays86% on time · p90 25 min · 170 flights · limited
- Sundays86% on time · p90 15 min · 152 flights · limited
- Saturdays86% on time · p90 20 min · 107 flights · limited
- Wednesdays85% on time · p90 25 min · 124 flights · limited
- Mondays85% on time · p90 30 min · 165 flights · limited
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