San Luis Obispo (SBP) to San Diego (SAN): On-Time Performance
Data through July 2026
The biggest risk when flying SBP to SAN isn't a late arrival — it's not departing at all. 3.1% of scheduled flights on this route were cancelled, several times the typical US rate. When flights do go, 80% land on time, no worse than the national average of 78%.
- On-time
- 80%
- arrived <15 min late
- Avg delay
- 14 min
- completed flights
- Cancelled
- 3.1%
- Flights/day
- 1.3
- last 12 months
- Duration
- 1h 16m
- scheduled
- Distance
- 263 mi
Monthly on-time trend
Best time to fly from SBP to SAN
Aim for departures around 12 p.m. (88% on-time); avoid 5 p.m. departures (61%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 82% | 12 min |
| Tuesday | 85% | 14 min |
| Wednesday | 80% | 12 min |
| Thursday | 77% | 18 min |
| Friday | 73% | 21 min |
| Saturdaybest | 86% | 10 min |
| Sunday | 74% | 14 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft37%
- Airline operations33%
- National airspace system24%
- Weather6%
Frequently asked questions
- How often are flights from SBP to SAN delayed?
- 21% of SBP–SAN flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-07 and 2026-07. The average arrival delay across completed flights was 14 minutes.
- What is the best time of day to fly from SBP to SAN?
- Departures around 12 p.m. have the best record (88% on-time), while departures around 5 p.m. have the worst (61%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from SBP to SAN?
- The scheduled SBP–SAN flight time averages 1h 16m over 263 miles. Actual arrival times vary — flights on this route land 15+ minutes late 21% of the time.
- How often are SBP to SAN flights cancelled?
- 3.1% of scheduled flights on this route were cancelled between 2024-07 and 2026-07 — several times the typical US rate, so consider earlier departures or backup options.
- What is the worst month to fly from SBP to SAN?
- May 2026 was the roughest month in this dataset, with only 60% of arrivals on time. The best was August 2024 at 86%. If your dates are flexible, that 26-point gap is worth planning around.
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Based on 1,250 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.