SBP to SAN flight delays & on-time performance
Nonstop flights from San Luis County Regional Airport to San Diego International Airport · 263 miles · Aug 2025 – Jul 2026
- SAN: Airport closed. Closed, expected to reopen Oct 11 at 13:00 UTC.
On-time arrivals
79%
arrived < 15 min late
Cancelled
3.9%
18 flights
Avg arrival delay
15 min
67 min when late
Airlines
1
467 flights tracked
Key facts
- Flights from San Luis Obispo (SBP) to San Diego (SAN) arrived on time 79% of the time in Aug 2025 – Jul 2026, better than the 78% national average.
- 3.9% were cancelled, and 8% arrived an hour or more late.
- SkyWest Airlines is the only airline reporting nonstop flights on this route.
- Departures scheduled around 4pm did best (88% on time); around 5pm did worst (61%).
- Wednesday was the most reliable day to fly (85% on time) and Sunday the least (71%).
- The largest source of delay minutes was airline (crew, maintenance, cleaning, fueling) (42%).
Which airline is most on time from SBP to SAN?
Ranked by on-time arrival rate. Regional airlines fly under their partner's brand (e.g. SkyWest for Delta Connection or United Express).
| Airline | On time | Cancelled | Avg delay | 1 hr+ late | Flights |
|---|---|---|---|---|---|
| SkyWest AirlinesRegional airline operating flights for United Express, Delta Connection, American Eagle and Alaska. | 79% | 3.9% | 15 min | 7.9% | 467 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 6am83%213 flights
- 12pm88%34 flights
- 2pm80%56 flights
- 3pm63%79 flights
- 4pm88%53 flights
- 5pm61%31 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday83%4.5% cancelled
- Tuesday81%4.5% cancelled
- Wednesday85%0.0% cancelled
- Thursday79%0.0% cancelled
- Friday73%7.4% cancelled
- Saturday79%4.5% cancelled
- Sunday71%5.8% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Airline (crew, maintenance, cleaning, fueling)42%
- Late-arriving aircraft28%
- Air traffic control & airport congestion21%
- Extreme weather8%
- Security1%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather67%
- Air traffic control & airport congestion28%
- Airline (crew, maintenance, cleaning, fueling)6%
- Security0%
SBP to SAN: common questions
- How often are SBP to SAN flights on time?
- 79% of flights arrived less than 15 minutes late in Aug 2025 – Jul 2026, compared with 78% for all US flights.
- How often are flights from San Luis Obispo to San Diego cancelled?
- 3.9% of scheduled flights were cancelled (18 of 467).
- How long are typical delays?
- Across all flights the average arrival delay was 15 min (early arrivals count as zero). Flights that were late arrived 67 min behind schedule on average, and 7.9% of flights were an hour or more late.
- How long is taxi time at SBP?
- Flights on this route spent 21 min taxiing from the gate to takeoff on average.
Related routes
Return trip: SAN to SBP — 81% on time
More flights from San Luis Obispo
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: SBP → SAN, nonstop flights by US airlines that report to the DOT. How we calculate this.