San Antonio International in July 2024

68.6%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 2024, reporting carriers scheduled 3,757 domestic departures from San Antonio International (SAT). 68.6% left less than 15 minutes late and 68.0% reached their destination on time; 3.2% were cancelled.

Nationally that month, 68.5% of flights departed on time and 68.1% arrived on time, so SAT departures were level with the national departure figure.

Flights arriving at SAT that month were on time 61.2% of the time (3,756 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 51%, air carrier 31% and national aviation system 15%.

On time 68.0%
Arrived 15+ minutes late 28.5%
Cancelled 3.2%
Diverted 0.3%

Every scheduled departure from SAT in July 2024, judged by arrival at the destination.

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

Measure	Jul 2024	Year earlier	SAT, 12 months to Jul 2026	All reported flights, Jul 2024
Departed on time	68.6%	—	80.3%	68.5%
Arrived on time	68.0%	—	80.6%	68.1%
Cancelled	3.2%	—	1.2%	2.9%
Average departure delay (late minutes only)	26.7 min	—	14.7 min	24.9 min
Scheduled departures a day	125	—	110	21,154
Scheduled departures	3,757	—	40,226	634,613

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
WN Southwest Airlines	1,479	39%	71.3%	13.1 min	0.9%
AA American Airlines	689	18%	65.6%	29.3 min	2.9%
DL Delta Air Lines	558	15%	65.6%	28.9 min	7.0%
UA United Airlines	519	14%	71.9%	18.4 min	4.2%
NK Spirit Airlines	228	6%	50.4%	30.4 min	8.3%
OO SkyWest Airlines	82	2%	79.3%	8.2 min	1.2%
F9 Frontier Airlines	63	2%	74.6%	7.4 min	4.8%
AS Alaska Airlines	62	2%	67.7%	13.7 min	0.0%
B6 JetBlue Airways	62	2%	54.8%	13.0 min	6.5%
G4 Allegiant Air	9	0%	33.3%	176.1 min	0.0%
MQ Envoy Air	6	0%	83.3%	0.5 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
SAT–DFW	San Antonio to Dallas/Fort Worth	435	60.5%	33.0 min	3.9%
SAT–DEN	San Antonio to Denver	302	79.5%	9.3 min	1.3%
SAT–ATL	San Antonio to Atlanta	272	67.3%	20.2 min	5.9%
SAT–PHX	San Antonio to Phoenix	213	70.4%	20.7 min	0.9%
SAT–DAL	San Antonio to Dallas	201	72.1%	10.5 min	1.0%
SAT–IAH	San Antonio to Houston	200	61.0%	23.0 min	8.0%
SAT–LAS	San Antonio to Las Vegas	200	59.5%	28.1 min	3.0%
SAT–LAX	San Antonio to Los Angeles	194	79.9%	13.8 min	2.6%
SAT–HOU	San Antonio to Houston	138	52.9%	20.3 min	5.1%
SAT–MCO	San Antonio to Orlando	137	61.3%	33.0 min	2.2%
SAT–CLT	San Antonio to Charlotte	120	67.5%	34.2 min	4.2%
SAT–ORD	San Antonio to Chicago	118	77.1%	12.7 min	1.7%

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), July 2024.

Delay causes

BTS cause category	Share of delay minutes	National, Jul 2024	Minutes
Air carrier	31.3%	36.6%	29,183
Late-arriving aircraft	51.1%	42.7%	47,613
National Aviation System	15.0%	16.0%	13,979
Extreme weather	2.5%	4.6%	2,320
Security	0.2%	0.1%	160

93,255 delay minutes on 1,069 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 SAT on time in July 2024?

68.6% of 3,757 scheduled domestic departures left less than 15 minutes late, and 68.0% reached their destination on time. The national figures that month were 68.5% and 68.1%.

How does that compare with a year earlier?

July 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 July 2024; public domain. Domestic scheduled flights by reporting carriers, totals and averages only. The site's data runs through July 2026. Full record for SAT · methodology · corrections.