San Luis Obispo County Regional in July 2026

72.3%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 July 2026, reporting carriers scheduled 357 domestic departures from San Luis Obispo County Regional (SBP). 72.3% left less than 15 minutes late and 67.8% reached their destination on time; 0.8% were cancelled.

Nationally that month, 68.8% of flights departed on time and 69.4% arrived on time, so SBP departures were 3.5 points above the national departure figure.

A year earlier, in July 2025, the airport had 430 departures with 77.7% leaving on time: a change of −5.4 points, with flights down 17%.

Flights arriving at SBP that month were on time 76.8% of the time (357 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, air carrier 58%, national aviation system 31% and late-arriving aircraft 10%.

On time 67.8%
Arrived 15+ minutes late 30.8%
Cancelled 0.8%
Diverted 0.6%

Every scheduled departure from SBP in July 2026, judged by arrival at the destination.

July 2026 against a year earlier, the airport's year and the nation

Measure	Jul 2026	Jul 2025	SBP, 12 months to Jul 2026	All reported flights, Jul 2026
Departed on time	72.3%	77.7%	78.8%	68.8%
Arrived on time	67.8%	77.0%	75.3%	69.4%
Cancelled	0.8%	0.9%	1.2%	2.6%
Average departure delay (late minutes only)	31.6 min	14.8 min	20.9 min	24.1 min
Scheduled departures a day	12	14	14	21,066
Scheduled departures	357	430	5,010	631,970

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
OO SkyWest Airlines	123	34%	69.9%	26.4 min	0.0%
UA United Airlines	123	34%	61.8%	22.6 min	1.6%
AA American Airlines	91	25%	70.3%	45.5 min	1.1%
MQ Envoy Air	20	6%	80.0%	6.1 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
SBP–PHX	San Luis Obispo to Phoenix	120	74.2%	35.6 min	0.8%
SBP–SFO	San Luis Obispo to San Francisco	92	37.0%	49.6 min	1.1%
SBP–DEN	San Luis Obispo to Denver	62	79.0%	4.1 min	1.6%
SBP–LAX	San Luis Obispo to Los Angeles	53	92.5%	-4.0 min	0.0%
SBP–DFW	San Luis Obispo to Dallas/Fort Worth	30	70.0%	47.0 min	0.0%

By scheduled departure hour

100

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

Share of departures that left less than 15 minutes late, by scheduled hour (local time), July 2026.

Delay causes

BTS cause category	Share of delay minutes	National, Jul 2026	Minutes
Air carrier	57.9%	31.7%	6,682
Late-arriving aircraft	10.4%	41.8%	1,197
National Aviation System	31.3%	19.9%	3,614
Extreme weather	0.3%	6.5%	34
Security	0.1%	0.1%	11

11,538 delay minutes on 110 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 July 2026?

72.3% of 357 scheduled domestic departures left less than 15 minutes late, and 67.8% reached their destination on time. The national figures that month were 68.8% and 69.4%.

How does that compare with a year earlier?

In July 2025, 77.7% of 430 departures left on time and 0.9% were cancelled, against 72.3% and 0.8% in July 2026.

Provenance

Source: Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, file for July 2026; 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.