San Luis Obispo County Regional in April 2024

83.4%departed on time

BTS: A flight is counted as on time if it arrived less than 15 minutes after its scheduled time. Only carriers with at least 0.5 percent of domestic scheduled passenger revenue report.

In April 2024, reporting carriers scheduled 410 domestic departures from San Luis Obispo County Regional (SBP). 83.4% left less than 15 minutes late and 80.2% reached their destination on time; 1.2% were cancelled.

Nationally that month, 80.5% of flights departed on time and 80.2% arrived on time, so SBP departures were 2.9 points above the national departure figure.

Flights arriving at SBP that month were on time 81.4% of the time (408 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, air carrier 39%, late-arriving aircraft 35% and national aviation system 21%.

On time 80.2%
Arrived 15+ minutes late 18.0%
Cancelled 1.2%
Diverted 0.5%

Every scheduled departure from SBP in April 2024, judged by arrival at the destination.

April 2024 against a year earlier, the airport's year and the nation

Measure	Apr 2024	Year earlier	SBP, 12 months to Jul 2026	All reported flights, Apr 2024
Departed on time	83.4%	—	78.8%	80.5%
Arrived on time	80.2%	—	75.3%	80.2%
Cancelled	1.2%	—	1.2%	0.7%
Average departure delay (late minutes only)	9.8 min	—	20.9 min	14.2 min
Scheduled departures a day	14	—	14	19,406
Scheduled departures	410	—	5,010	582,185

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
OO SkyWest Airlines	323	79%	82.4%	0.7 min	1.5%
AA American Airlines	57	14%	64.9%	12.7 min	0.0%
UA United Airlines	30	7%	86.7%	1.3 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
SBP–PHX	San Luis Obispo to Phoenix	90	83.3%	5.9 min	0.0%
SBP–DEN	San Luis Obispo to Denver	60	85.0%	2.4 min	0.0%
SBP–LAX	San Luis Obispo to Los Angeles	60	88.3%	1.4 min	3.3%
SBP–SFO	San Luis Obispo to San Francisco	60	76.7%	-5.7 min	3.3%
SBP–SEA	San Luis Obispo to Seattle	39	79.5%	2.7 min	2.6%
SBP–DFW	San Luis Obispo to Dallas/Fort Worth	30	60.0%	5.9 min	0.0%
SBP–SAN	San Luis Obispo to San Diego	30	76.7%	6.5 min	0.0%
SBP–PDX	San Luis Obispo to Portland	25	76.0%	0.8 min	0.0%
SBP–LAS	San Luis Obispo to Las Vegas	15	86.7%	4.1 min	0.0%
SBP–SBA	San Luis Obispo to Santa Barbara	1	0.0%	—	0.0%

By scheduled departure hour

On-time share:under 62%6270768288% and over

Share of departures that left less than 15 minutes late, by scheduled hour (local time), April 2024.

Delay causes

BTS cause category	Share of delay minutes	National, Apr 2024	Minutes
Air carrier	38.5%	33.6%	1,381
Late-arriving aircraft	35.4%	41.0%	1,270
National Aviation System	20.7%	20.0%	741
Extreme weather	3.7%	5.1%	132
Security	1.8%	0.2%	64

3,588 delay minutes on 74 flights that arrived 15 or more minutes late and carried a cause report. Carriers assign the categories; see what each category means.

Questions and answers

How many flights left SBP on time in April 2024?

83.4% of 410 scheduled domestic departures left less than 15 minutes late, and 80.2% reached their destination on time. The national figures that month were 80.5% and 80.2%.

How does that compare with a year earlier?

April 2023 is outside the 36 months on file, or the airport had too few reported flights that month.

Provenance

Source: Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, file for April 2024; public domain. Domestic scheduled flights by reporting carriers, totals and averages only. The site's data runs through July 2026. Full record for SBP · methodology · corrections.