How reliable is San Luis County Regional Airport?
Flights from SBP departed within 15 minutes of schedule in 83% of 31,001 flights in official BTS history — and weather is calmest in Jan. Here’s the full picture before you book.
Reliability score
on-time, cancellations & delays
Weather favorability
year-round climate
Origin-airport operations
What the departure punctuality at SBP looks like
On-time departures
across 31,001 flights
Source: BTS Airport Operations · data through 2026-06-25. Role-specific BTS departure history; advisory context, not a guarantee for any flight.
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Weather by month
When the weather works for you at San Luis Obispo
A calm-weather score (0–100) for each month from decades of airport observations — how often conditions disrupt flying, not temperature. Higher is calmer.
Calmest month
Calmest flying weather of the year · 93/100 favorability
Roughest month
Most disruptive — low visibility & fog, thunderstorms · 82/100 favorability
The read on SBP
What the numbers say about flying through San Luis County Regional Airport
Across official performance history, flights from San Luis Obispo left within 15 minutes of schedule about 83% of the time over 31,001 flights. That's a solid, better-than-average operational record. Pair it with a low cancellation rate of 1.1%, so flights here rarely vanish outright. When a departure does run late, the typical delay is around 12 minutes.
On weather, San Luis Obispo is an unusually calm-weather airport year-round. January is the calmest stretch for flying, scoring 93 out of 100 for favorable conditions, while August is the most disruptive at 82, driven mainly by low visibility & fog and thunderstorms. The year is relatively steady, so no single month stands out as one to avoid on weather alone.
None of this guarantees your specific flight — it’s the backdrop. To turn it into a booking, score real flights to San Luis Obispo, read how we weigh it all in how the PlaneSane Score works, and brush up with how to pick a reliable flight and avoiding weather delays.
Common questions about SBP
- How reliable is San Luis County Regional Airport (SBP)?
- Flights from San Luis Obispo left within 15 minutes of schedule roughly 83% of the time across 31,001 flights of official history — a solid, better-than-average operational record. The cancellation rate runs about 1.1%. It's advisory context, not a guarantee for any single flight.
- What is the best month to fly from SBP for good weather?
- January has the calmest flying weather at San Luis County Regional Airport. August is the most disruptive, mainly from low visibility & fog and thunderstorms.
Planning a trip through San Luis Obispo?
Score real flights to and from SBP on reliability, weather, and connection safety — not just price.