Historical on-time performance
San Diego to San Luis Obispo
263 miData through Dec 2025Source: US DOT · BTS
Flights on SAN–SBP arrive on time 68% of the time over the last 12 months.
On-time rate68%arrived within 15 min
p90 delay50 min1 in 10 flights is worse (tail risk)
Cancelled4.1%of scheduled flights
based on 651 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- SkyWest AirlinesOn-time68%Medianon timep9050 minCancel4.1%Flights651
Why flights run late
Delay causes
- Airline15%
- Weather6%
- Air traffic (NAS)25%
- Late aircraft54%
- 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 → SBP
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 65% to 84% on time.
- Afternoons84% on time · p90 30 min · 111 flights · limited
- Mornings81% on time · p90 60 min · 99 flights · limited
- Middays75% on time · p90 45 min · 719 flights
- Overnights65% on time · p90 55 min · 529 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 63% to 88% on time.
- Tuesdays88% on time · p90 15 min · 177 flights · limited
- Wednesdays82% on time · p90 35 min · 186 flights · limited
- Saturdays80% on time · p90 25 min · 193 flights · limited
- Sundays68% on time · p90 50 min · 232 flights
- Thursdays68% on time · p90 55 min · 227 flights
- Mondays67% on time · p90 50 min · 228 flights
- Fridays63% on time · p90 65 min · 230 flights
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