San Antonio International in March 2024

79.1%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 March 2024, reporting carriers scheduled 3,425 domestic departures from San Antonio International (SAT). 79.1% left less than 15 minutes late and 80.3% reached their destination on time; 0.8% were cancelled.

Nationally that month, 78.5% of flights departed on time and 78.3% arrived on time, so SAT departures were 0.6 points above the national departure figure.

Flights arriving at SAT that month were on time 73.2% of the time (3,425 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 53%, air carrier 25% and national aviation system 20%.

On time 80.3%
Arrived 15+ minutes late 18.8%
Cancelled 0.8%
Diverted 0.1%

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

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

Measure	Mar 2024	Year earlier	SAT, 12 months to Jul 2026	All reported flights, Mar 2024
Departed on time	79.1%	—	80.3%	78.5%
Arrived on time	80.3%	—	80.6%	78.3%
Cancelled	0.8%	—	1.2%	0.9%
Average departure delay (late minutes only)	15.5 min	—	14.7 min	15.7 min
Scheduled departures a day	114	—	110	19,726
Scheduled departures	3,425	—	40,226	591,767

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
WN Southwest Airlines	1,418	41%	81.7%	2.5 min	0.6%
AA American Airlines	723	21%	72.9%	18.8 min	1.4%
DL Delta Air Lines	468	14%	89.5%	0.4 min	0.0%
UA United Airlines	399	12%	92.0%	-4.0 min	0.8%
NK Spirit Airlines	172	5%	71.5%	9.0 min	2.9%
B6 JetBlue Airways	62	2%	66.1%	24.9 min	0.0%
AS Alaska Airlines	57	2%	78.9%	0.8 min	0.0%
MQ Envoy Air	50	1%	58.0%	15.1 min	0.0%
F9 Frontier Airlines	44	1%	59.1%	25.0 min	2.3%
OO SkyWest Airlines	32	1%	46.9%	25.5 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
SAT–DFW	San Antonio to Dallas/Fort Worth	350	64.0%	25.1 min	1.4%
SAT–DEN	San Antonio to Denver	265	85.7%	0.1 min	1.5%
SAT–DAL	San Antonio to Dallas	252	81.7%	2.3 min	0.8%
SAT–PHX	San Antonio to Phoenix	249	83.5%	9.9 min	0.4%
SAT–ATL	San Antonio to Atlanta	235	86.8%	8.7 min	0.0%
SAT–LAS	San Antonio to Las Vegas	195	76.9%	5.7 min	1.5%
SAT–LAX	San Antonio to Los Angeles	188	81.4%	6.6 min	0.0%
SAT–HOU	San Antonio to Houston	154	83.1%	-0.5 min	0.0%
SAT–CLT	San Antonio to Charlotte	124	78.2%	9.9 min	0.0%
SAT–ORD	San Antonio to Chicago	115	93.0%	-7.0 min	0.9%
SAT–IAH	San Antonio to Houston	113	89.4%	-1.8 min	1.8%
SAT–MCO	San Antonio to Orlando	98	65.3%	14.6 min	3.1%

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), March 2024.

Delay causes

BTS cause category	Share of delay minutes	National, Mar 2024	Minutes
Air carrier	24.5%	32.1%	11,516
Late-arriving aircraft	52.5%	42.1%	24,660
National Aviation System	20.1%	21.4%	9,419
Extreme weather	2.8%	4.2%	1,297
Security	0.1%	0.2%	56

46,948 delay minutes on 644 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 March 2024?

79.1% of 3,425 scheduled domestic departures left less than 15 minutes late, and 80.3% reached their destination on time. The national figures that month were 78.5% and 78.3%.

How does that compare with a year earlier?

March 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 March 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.