FlightRecord

San Luis County Regional Airport (SBP): Delays & On-Time Performance

Data through May 2026

San Luis County Regional Airport (SBP) in San Luis Obispo, CA is a middle-of-the-pack performer: 82% of departures are on time, within a few points of the national 78%. It hosts 5 airlines flying 14 departures a day to 9 destinations, with cancellations at 1.1%.

Departures on-time
82%
left <15 min late
Avg dep delay
18 min
Arrivals on-time
79%
Cancelled
1.1%
Destinations
9
nonstop
Airlines
5

Monthly on-time trend

Monthly departure on-time percentage at SBP50%75%100%June 2024: 84% on-time (413 flights)84Jun 2024July 2024: 85% on-time (465 flights)85August 2024: 88% on-time (473 flights)88September 2024: 86% on-time (483 flights)86Sep 2024October 2024: 84% on-time (517 flights)84November 2024: 85% on-time (521 flights)85December 2024: 79% on-time (505 flights)79Dec 2024January 2025: 88% on-time (424 flights)88February 2025: 82% on-time (406 flights)82March 2025: 81% on-time (505 flights)81Mar 2025April 2025: 83% on-time (507 flights)83May 2025: 81% on-time (482 flights)81June 2025: 76% on-time (431 flights)76Jun 2025July 2025: 78% on-time (430 flights)78August 2025: 82% on-time (420 flights)82September 2025: 81% on-time (358 flights)81Sep 2025October 2025: 79% on-time (486 flights)79November 2025: 79% on-time (488 flights)79December 2025: 78% on-time (460 flights)78Dec 2025January 2026: 85% on-time (470 flights)85February 2026: 83% on-time (372 flights)83March 2026: 85% on-time (412 flights)85Mar 2026April 2026: 81% on-time (406 flights)81May 2026: 76% on-time (424 flights)76

Best time of day to depart from SBP

On-time percentage by scheduled departure hour at SBP5 a.m.: 86% on-time (745 flights)56 a.m.: 91% on-time (2,276 flights)67 a.m.: 90% on-time (404 flights)78 a.m.: 74% on-time (590 flights)89 a.m.: 90% on-time (101 flights)910 a.m.: 72% on-time (239 flights)1012 p.m.: 77% on-time (1,922 flights)121 p.m.: 78% on-time (405 flights)132 p.m.: 77% on-time (1,187 flights)143 p.m.: 78% on-time (371 flights)154 p.m.: 81% on-time (979 flights)165 p.m.: 89% on-time (285 flights)176 p.m.: 78% on-time (375 flights)187 p.m.: 81% on-time (640 flights)198 p.m.: 87% on-time (261 flights)20scheduled departure hour

Busiest routes from SBP

RouteFlights/12moOn-timeAvg delay
SBP → PHX1,23084%19 min
SBP → SFO1,14570%22 min
SBP → DEN72484%21 min
SBP → LAX64387%12 min
SBP → SAN57980%14 min
SBP → DFW36268%35 min
SBP → SEA27279%14 min
SBP → LAS11781%16 min

Most reliable routes

  1. SBP → LAX87%
  2. SBP → DEN84%
  3. SBP → PHX84%
  4. SBP → LAS81%
  5. SBP → SAN80%

Most delay-prone routes

  1. SBP → DFW68%
  2. SBP → SFO70%
  3. SBP → SEA79%
  4. SBP → SAN80%
  5. SBP → LAS81%

Airline performance at SBP

AirlineOn-time departuresAvg delayFlights
Envoy Air90%7 min672
United Airlines84%27 min837
SkyWest Airlines83%15 min7,307
Alaska Airlines80%13 min466
American Airlines74%33 min1,576

Frequently asked questions

How often are flights delayed at SBP?
18% of departures from San Luis County Regional Airport left 15+ minutes late between 2024-06 and 2026-05, with an average departure delay of 18 minutes. The national on-time average over the same period was 78%.
What is the best time of day to depart from SBP?
Flights scheduled around 6 a.m. depart on time 91% of the time at SBP, versus 72% around 10 a.m.. Booking before noon is the usual rule of thumb here.
What is the worst month for delays at SBP?
In this dataset, May 2026 was the weakest month at SBP, with 76% of departures on time.
How often are flights cancelled at SBP?
1.1% of scheduled departures from SBP were cancelled in this period, compared with a national rate of 1.6%.

Popular route pages from this airport

Based on 10,858 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.