Historical on-time performance
San Diego to Spokane
1,027 miData through Dec 2025Source: US DOT · BTS
Flights on SAN–GEG arrive on time 74% of the time over the last 12 months.
On-time rate74%arrived within 15 min
p90 delay50 min1 in 10 flights is worse (tail risk)
Cancelled1.9%of scheduled flights
based on 214 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Alaska AirlinesOn-time74%Medianon timep9050 minCancel1.9%Flights214
Why flights run late
Delay causes
- Airline32%
- Weather1%
- Air traffic (NAS)11%
- Late aircraft57%
- 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 SAN → GEG
All airlines · rolling 36 months (2023-01 .. 2025-12).
Best time of day
On-time rates are fairly even by time of day on this route — ranging from 75% to 76% on time.
- Overnights76% on time · p90 40 min · 369 flights
- Evenings75% on time · p90 45 min · 654 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 69% to 81% on time.
- Tuesdays81% on time · p90 25 min · 139 flights · limited
- Mondays79% on time · p90 40 min · 151 flights · limited
- Fridays77% on time · p90 45 min · 150 flights · limited
- Sundays75% on time · p90 45 min · 151 flights · limited
- Wednesdays74% on time · p90 60 min · 150 flights · limited
- Saturdays72% on time · p90 60 min · 139 flights · limited
- Thursdays69% on time · p90 50 min · 150 flights · limited
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