Birmingham-Shuttlesworth International in August 2023

79.7%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 August 2023, reporting carriers scheduled 1,416 domestic departures from Birmingham-Shuttlesworth International (BHM). 79.7% left less than 15 minutes late and 79.0% reached their destination on time; 2.0% were cancelled.

Nationally that month, 76.7% of flights departed on time and 76.9% arrived on time, so BHM departures were 3.0 points above the national departure figure.

Flights arriving at BHM that month were on time 75.6% of the time (1,417 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 39%, air carrier 29% and extreme weather 18%.

On time 79.0%
Arrived 15+ minutes late 18.7%
Cancelled 2.0%
Diverted 0.4%

Every scheduled departure from BHM in August 2023, judged by arrival at the destination.

August 2023 against a year earlier, the airport's year and the nation

Measure	Aug 2023	Year earlier	BHM, 12 months to Jul 2026	All reported flights, Aug 2023
Departed on time	79.7%	—	79.8%	76.7%
Arrived on time	79.0%	—	80.3%	76.9%
Cancelled	2.0%	—	1.6%	1.5%
Average departure delay (late minutes only)	15.8 min	—	16.3 min	17.3 min
Scheduled departures a day	47	—	46	20,100
Scheduled departures	1,416	—	16,924	602,987

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
WN Southwest Airlines	326	23%	77.6%	4.9 min	1.2%
DL Delta Air Lines	254	18%	81.9%	3.9 min	5.9%
OH PSA Airlines	240	17%	82.1%	6.0 min	0.8%
OO SkyWest Airlines	215	15%	79.5%	6.5 min	1.9%
MQ Envoy Air	162	11%	78.4%	1.6 min	0.6%
9E Endeavor Air	84	6%	81.0%	13.9 min	2.4%
YX Republic Airline	78	6%	80.8%	0.1 min	0.0%
AA American Airlines	57	4%	54.4%	37.9 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
BHM–ATL	Birmingham to Atlanta	257	81.7%	3.7 min	6.2%
BHM–DFW	Birmingham to Dallas/Fort Worth	171	85.4%	-4.4 min	0.0%
BHM–CLT	Birmingham to Charlotte	150	74.7%	16.5 min	1.3%
BHM–LGA	Birmingham to New York	108	81.5%	9.3 min	0.9%
BHM–DEN	Birmingham to Denver	89	74.2%	8.6 min	0.0%
BHM–DCA	Birmingham to Washington	85	82.4%	6.4 min	0.0%
BHM–ORD	Birmingham to Chicago	83	72.3%	6.5 min	2.4%
BHM–DAL	Birmingham to Dallas	64	79.7%	6.3 min	0.0%
BHM–MIA	Birmingham to Miami	62	59.7%	18.6 min	1.6%
BHM–DTW	Birmingham to Detroit	58	77.6%	14.2 min	3.4%
BHM–MDW	Birmingham to Chicago	58	81.0%	5.1 min	1.7%
BHM–HOU	Birmingham to Houston	56	75.0%	3.7 min	1.8%

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), August 2023.

Delay causes

BTS cause category	Share of delay minutes	National, Aug 2023	Minutes
Air carrier	28.9%	36.7%	6,059
Late-arriving aircraft	39.2%	42.2%	8,225
National Aviation System	13.9%	15.7%	2,912
Extreme weather	18.0%	5.1%	3,775
Security	0.0%	0.2%	0

20,971 delay minutes on 265 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 BHM on time in August 2023?

79.7% of 1,416 scheduled domestic departures left less than 15 minutes late, and 79.0% reached their destination on time. The national figures that month were 76.7% and 76.9%.

How does that compare with a year earlier?

August 2022 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 August 2023; public domain. Domestic scheduled flights by reporting carriers, totals and averages only. The site's data runs through July 2026. Full record for BHM · methodology · corrections.