Historical on-time performance
Spokane to San Diego
1,027 miData through May 2026Source: US DOT · BTS
Flights on GEG–SAN arrive on time 93% of the time over the last 12 months.
On-time rate93%arrived within 15 min
p90 delay5 min1 in 10 flights is worse (tail risk)
Cancelled1.3%of scheduled flights
based on 306 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Alaska AirlinesOn-time93%Medianon timep905 minCancel1.3%Flights306
Why flights run late
Delay causes
- Airline72%
- Weather0%
- Air traffic (NAS)28%
- Late aircraft0%
- Security0%
Most delay minutes here are attributed to Airline.
When flights don't go
Why flights were cancelled
- Airline50%
- Weather50%
- Air traffic (NAS)0%
- Security0%
Most cancellations here are attributed to Airline. Shares are among 4 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 → SAN
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 88% to 92% on time.
- Saturdays92% on time · p90 10 min · 165 flights · limited
- Wednesdays91% on time · p90 10 min · 144 flights · limited
- Tuesdays90% on time · p90 10 min · 145 flights · limited
- Fridays89% on time · p90 10 min · 151 flights · limited
- Thursdays89% on time · p90 15 min · 151 flights · limited
- Mondays89% on time · p90 15 min · 149 flights · limited
- Sundays88% on time · p90 15 min · 145 flights · limited
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