Historical on-time performance
San Diego to San Luis Obispo
263 miData through May 2026Source: US DOT · BTS
Flights on SAN–SBP arrive on time 72% of the time over the last 12 months.
On-time rate72%arrived within 15 min
p90 delay45 min1 in 10 flights is worse (tail risk)
Cancelled5.0%of scheduled flights
based on 522 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- SkyWest AirlinesOn-time72%Medianon timep9045 minCancel5.0%Flights522
Why flights run late
Delay causes
- Airline21%
- Weather6%
- Air traffic (NAS)26%
- Late aircraft47%
- Security0%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline12%
- Weather58%
- Air traffic (NAS)31%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 26 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 SAN → SBP
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best time of day
Afternoons are the most reliable time of day to fly this route — 87% on time.
- Afternoons87% on time · p90 20 min · 127 flights · limited
- Middays75% on time · p90 45 min · 734 flights
- Overnights67% on time · p90 45 min · 625 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 · 204 flights
- Wednesdays82% on time · p90 35 min · 214 flights
- Saturdays80% on time · p90 20 min · 209 flights
- Mondays67% on time · p90 45 min · 233 flights
- Thursdays67% on time · p90 55 min · 234 flights
- Sundays67% on time · p90 50 min · 240 flights
- Fridays63% on time · p90 65 min · 239 flights
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