FlightRecord

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

Data through July 2026

San Luis County Regional Airport (SBP) is a tale of two seasons: departures ran 88% on-time in January 2025 but sank to 73% in July 2026. Across the year it averages 82% against a national 78%, over roughly 14 departures a day to 9 destinations.

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

Plan your departure from SBP

The choices most likely to improve your odds, based on this airport’s historical record.

Best departure time
Around 6 a.m.
90% on-time
Best day to fly
Tuesday
83% on-time
Most reliable airline here
Envoy Air
89% on-time from SBP
Cancellation risk
1.1%
below the US average

Monthly on-time trend

Monthly departure on-time percentage at SBP50%75%100%August 2024: 88% on-time (473 flights)88Aug 2024September 2024: 86% on-time (483 flights)86October 2024: 84% on-time (517 flights)84November 2024: 85% on-time (521 flights)85Nov 2024December 2024: 79% on-time (505 flights)79January 2025: 88% on-time (424 flights)88February 2025: 82% on-time (406 flights)82Feb 2025March 2025: 81% on-time (505 flights)81April 2025: 83% on-time (507 flights)83May 2025: 81% on-time (482 flights)81May 2025June 2025: 76% on-time (431 flights)76July 2025: 78% on-time (430 flights)78August 2025: 82% on-time (420 flights)82Aug 2025September 2025: 81% on-time (358 flights)81October 2025: 79% on-time (486 flights)79November 2025: 79% on-time (488 flights)79Nov 2025December 2025: 78% on-time (460 flights)78January 2026: 85% on-time (470 flights)85February 2026: 83% on-time (372 flights)83Feb 2026March 2026: 85% on-time (412 flights)85April 2026: 81% on-time (406 flights)81May 2026: 76% on-time (424 flights)76May 2026June 2026: 74% on-time (357 flights)74July 2026: 73% on-time (357 flights)73

Best time of day to depart from SBP

On-time percentage by scheduled departure hour at SBP5 a.m.: 86% on-time (776 flights)56 a.m.: 90% on-time (2,318 flights)67 a.m.: 89% on-time (387 flights)78 a.m.: 74% on-time (598 flights)89 a.m.: 90% on-time (101 flights)910 a.m.: 70% on-time (213 flights)1012 p.m.: 77% on-time (2,018 flights)121 p.m.: 81% on-time (357 flights)132 p.m.: 75% on-time (1,228 flights)143 p.m.: 78% on-time (369 flights)154 p.m.: 81% on-time (986 flights)165 p.m.: 89% on-time (294 flights)176 p.m.: 80% on-time (445 flights)187 p.m.: 81% on-time (678 flights)198 p.m.: 76% on-time (309 flights)20scheduled departure hour

By day of week

DayOn-timeAvg delay
Monday78%20 min
Tuesdaybest83%19 min
Wednesday80%19 min
Thursday79%18 min
Friday77%22 min
Saturday79%18 min
Sunday76%23 min

Next: compare the busiest routes from SBP ↓

Busiest routes from SBP

RouteFlights/12moOn-timeAvg delay
SBP → PHX (Phoenix)1,25883%20 min
SBP → SFO (San Francisco)1,14568%24 min
SBP → DEN (Denver)72483%21 min
SBP → LAX (Los Angeles)63488%12 min
SBP → SAN (San Diego)46780%14 min
SBP → DFW (Dallas/Fort Worth)36167%38 min
SBP → SEA (Seattle)22078%15 min
SBP → LAS (Las Vegas)11781%16 min

Compare airlines departing SBP ↓

Where flights into SBP come from

RouteFlights/12moOn-timeAvg delay
PHX (Phoenix) → SBP1,25982%14 min
SFO (San Francisco) → SBP1,14478%21 min
DEN (Denver) → SBP72475%18 min
LAX (Los Angeles) → SBP63586%13 min
SAN (San Diego) → SBP46773%15 min
DFW (Dallas/Fort Worth) → SBP36073%22 min
SEA (Seattle) → SBP22078%12 min
LAS (Las Vegas) → SBP11768%24 min

Most reliable routes

  1. SBP → LAX88%
  2. SBP → PHX83%
  3. SBP → DEN83%
  4. SBP → LAS81%
  5. SBP → SAN80%

Most delay-prone routes

  1. SBP → DFW67%
  2. SBP → SFO68%
  3. SBP → SEA78%
  4. SBP → SAN80%
  5. SBP → LAS81%

What causes delays at SBP

Share of total delay minutes by cause, as reported by carriers to the US DOT, weighted across routes departing SBP.

  • Late-arriving aircraft30%
  • Airline operations41%
  • National airspace system21%
  • Weather8%
  • Security1%

Alternative airports near San Luis Obispo

Other airports within 120 miles, compared on departure reliability.

Compare the airport-level record first, then check the exact route you plan to book.

Airline performance at SBP

AirlineOn-time departuresAvg delayFlights
Envoy Air89%8 min649
SkyWest Airlines83%16 min7,301
United Airlines81%26 min1,050
Alaska Airlines80%13 min466
American Airlines74%34 min1,693

Frequently asked questions

How often are flights delayed at SBP?
19% of departures from San Luis County Regional Airport left 15+ minutes late between 2024-07 and 2026-07, with an average departure delay of 19 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 90% of the time at SBP, versus 70% 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, July 2026 was the weakest month at SBP, with 73% 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

Related guides

Based on 11,159 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.