Austin - Bergstrom International in March 2026

71.6%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 March 2026, reporting carriers scheduled 7,973 domestic departures from Austin - Bergstrom International (AUS). 71.6% left less than 15 minutes late and 71.8% reached their destination on time; 1.7% were cancelled.

Nationally that month, 72.8% of flights departed on time and 73.2% arrived on time, so AUS departures were 1.2 points below the national departure figure.

A year earlier, in March 2025, the airport had 7,367 departures with 79.9% leaving on time: a change of −8.3 points, with flights up 8%.

Flights arriving at AUS that month were on time 75.5% of the time (7,978 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 41%, air carrier 33% and national aviation system 22%.

On time 71.8%
Arrived 15+ minutes late 26.2%
Cancelled 1.7%
Diverted 0.3%

Every scheduled departure from AUS in March 2026, judged by arrival at the destination.

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

Measure	Mar 2026	Mar 2025	AUS, 12 months to Jul 2026	All reported flights, Mar 2026
Departed on time	71.6%	79.9%	74.2%	72.8%
Arrived on time	71.8%	80.4%	75.5%	73.2%
Cancelled	1.7%	1.0%	1.2%	2.9%
Average departure delay (late minutes only)	20.7 min	15.5 min	18.4 min	20.3 min
Scheduled departures a day	266	246	245	20,403
Scheduled departures	7,973	7,367	89,507	612,102

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
WN Southwest Airlines	3,430	43%	68.4%	10.7 min	1.1%
DL Delta Air Lines	1,117	14%	79.2%	5.0 min	2.6%
AA American Airlines	1,050	13%	70.0%	28.0 min	1.9%
UA United Airlines	999	13%	79.0%	8.5 min	1.2%
OO SkyWest Airlines	697	9%	76.9%	7.7 min	1.0%
F9 Frontier Airlines	200	3%	70.0%	8.5 min	3.0%
NK Spirit Airlines	140	2%	35.0%	52.1 min	11.4%
AS Alaska Airlines	133	2%	77.4%	0.2 min	1.5%
B6 JetBlue Airways	87	1%	64.4%	28.5 min	1.1%
MQ Envoy Air	35	0%	71.4%	4.9 min	2.9%
OH PSA Airlines	35	0%	57.1%	13.3 min	14.3%
G4 Allegiant Air	34	0%	85.3%	3.4 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
AUS–DEN	Austin to Denver	516	78.7%	5.2 min	0.6%
AUS–DFW	Austin to Dallas/Fort Worth	389	67.6%	24.7 min	3.3%
AUS–LAX	Austin to Los Angeles	387	86.6%	-8.9 min	0.5%
AUS–ATL	Austin to Atlanta	381	75.3%	8.7 min	2.1%
AUS–PHX	Austin to Phoenix	348	80.7%	-1.8 min	0.6%
AUS–ORD	Austin to Chicago	302	60.3%	34.1 min	4.6%
AUS–MCO	Austin to Orlando	288	59.7%	20.5 min	4.9%
AUS–BNA	Austin to Nashville	277	71.1%	14.3 min	0.7%
AUS–LAS	Austin to Las Vegas	259	78.0%	-0.4 min	0.4%
AUS–SAN	Austin to San Diego	254	79.9%	-2.9 min	0.8%
AUS–IAH	Austin to Houston	235	72.8%	18.5 min	3.4%
AUS–MIA	Austin to Miami	217	72.4%	11.3 min	1.4%

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 2026.

Delay causes

BTS cause category	Share of delay minutes	National, Mar 2026	Minutes
Air carrier	33.4%	33.5%	50,631
Late-arriving aircraft	41.4%	39.3%	62,625
National Aviation System	21.9%	21.0%	33,240
Extreme weather	2.8%	5.9%	4,294
Security	0.4%	0.2%	657

151,447 delay minutes on 2,088 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 AUS on time in March 2026?

71.6% of 7,973 scheduled domestic departures left less than 15 minutes late, and 71.8% reached their destination on time. The national figures that month were 72.8% and 73.2%.

How does that compare with a year earlier?

In March 2025, 79.9% of 7,367 departures left on time and 1.0% were cancelled, against 71.6% and 1.7% in March 2026.

Provenance

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