San Antonio International in June 2024

75.8%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 June 2024, reporting carriers scheduled 3,555 domestic departures from San Antonio International (SAT). 75.8% left less than 15 minutes late and 76.8% reached their destination on time; 0.8% were cancelled.

Nationally that month, 73.7% of flights departed on time and 73.9% arrived on time, so SAT departures were 2.1 points above the national departure figure.

Flights arriving at SAT that month were on time 70.9% of the time (3,555 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 43%, air carrier 36% and national aviation system 17%.

On time 76.8%
Arrived 15+ minutes late 22.1%
Cancelled 0.8%
Diverted 0.3%

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

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

Measure	Jun 2024	Year earlier	SAT, 12 months to Jul 2026	All reported flights, Jun 2024
Departed on time	75.8%	—	80.3%	73.7%
Arrived on time	76.8%	—	80.6%	73.9%
Cancelled	0.8%	—	1.2%	1.3%
Average departure delay (late minutes only)	18.8 min	—	14.7 min	19.7 min
Scheduled departures a day	119	—	110	20,371
Scheduled departures	3,555	—	40,226	611,132

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
WN Southwest Airlines	1,436	40%	76.9%	8.8 min	0.2%
AA American Airlines	643	18%	71.9%	17.0 min	2.5%
DL Delta Air Lines	546	15%	80.8%	11.7 min	0.4%
UA United Airlines	447	13%	84.3%	4.4 min	0.7%
NK Spirit Airlines	178	5%	77.0%	9.4 min	0.6%
OO SkyWest Airlines	70	2%	91.4%	12.9 min	0.0%
AS Alaska Airlines	60	2%	61.7%	15.4 min	0.0%
B6 JetBlue Airways	60	2%	63.3%	22.8 min	0.0%
F9 Frontier Airlines	58	2%	62.1%	27.5 min	5.2%
MQ Envoy Air	49	1%	61.2%	17.0 min	2.0%
G4 Allegiant Air	8	0%	62.5%	11.1 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
SAT–DFW	San Antonio to Dallas/Fort Worth	376	68.9%	19.3 min	3.2%
SAT–DEN	San Antonio to Denver	289	79.2%	9.0 min	0.7%
SAT–ATL	San Antonio to Atlanta	268	82.8%	1.0 min	0.7%
SAT–PHX	San Antonio to Phoenix	210	77.1%	16.8 min	0.5%
SAT–DAL	San Antonio to Dallas	199	71.4%	10.7 min	0.5%
SAT–LAX	San Antonio to Los Angeles	198	83.8%	7.1 min	0.0%
SAT–LAS	San Antonio to Las Vegas	197	73.1%	7.0 min	0.5%
SAT–IAH	San Antonio to Houston	139	82.7%	7.4 min	2.2%
SAT–HOU	San Antonio to Houston	137	67.9%	15.5 min	0.7%
SAT–MCO	San Antonio to Orlando	125	71.2%	11.2 min	0.0%
SAT–CLT	San Antonio to Charlotte	120	68.3%	17.5 min	1.7%
SAT–ORD	San Antonio to Chicago	116	86.2%	0.1 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), June 2024.

Delay causes

BTS cause category	Share of delay minutes	National, Jun 2024	Minutes
Air carrier	35.7%	34.4%	21,374
Late-arriving aircraft	43.4%	41.5%	26,009
National Aviation System	16.7%	17.8%	10,005
Extreme weather	4.0%	6.0%	2,376
Security	0.2%	0.2%	142

59,906 delay minutes on 785 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 June 2024?

75.8% of 3,555 scheduled domestic departures left less than 15 minutes late, and 76.8% reached their destination on time. The national figures that month were 73.7% and 73.9%.

How does that compare with a year earlier?

June 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 June 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.