Historical on-time performance
San Jose to Spokane
742 miData through Dec 2025Source: US DOT · BTS
Flights on SJC–GEG arrive on time 81% of the time over the last 12 months.
On-time rate81%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-time81%Medianon timep9020 minCancel0.0%Flights122
Why flights run late
Delay causes
- Airline36%
- Weather0%
- Air traffic (NAS)8%
- Late aircraft56%
- Security0%
Most delay minutes here are attributed to Late aircraft.
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly SJC → GEG
All airlines · rolling 36 months (2023-01 .. 2025-12).
Best time of day
Middays are the most reliable time of day to fly this route — 85% on time.
- Middays85% on time · p90 20 min · 786 flights
- Afternoons78% on time · p90 30 min · 259 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 75% to 89% on time.
- Tuesdays89% on time · p90 15 min · 170 flights · limited
- Saturdays87% on time · p90 25 min · 119 flights · limited
- Wednesdays85% on time · p90 20 min · 169 flights · limited
- Thursdays83% on time · p90 25 min · 183 flights · limited
- Sundays81% on time · p90 25 min · 155 flights · limited
- Mondays80% on time · p90 30 min · 186 flights · limited
- Fridays75% on time · p90 35 min · 189 flights · limited
Advertisement
Keep exploring