Birmingham-Shuttlesworth International in December 2023

86.7%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 December 2023, reporting carriers scheduled 1,439 domestic departures from Birmingham-Shuttlesworth International (BHM). 86.7% left less than 15 minutes late and 87.8% reached their destination on time; 0.3% were cancelled.

Nationally that month, 83.1% of flights departed on time and 83.8% arrived on time, so BHM departures were 3.6 points above the national departure figure.

Flights arriving at BHM that month were on time 84.8% of the time (1,432 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 56%, air carrier 27% and national aviation system 13%.

On time 87.8%
Arrived 15+ minutes late 11.7%
Cancelled 0.3%
Diverted 0.1%

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

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

Measure	Dec 2023	Year earlier	BHM, 12 months to Jul 2026	All reported flights, Dec 2023
Departed on time	86.7%	—	79.8%	83.1%
Arrived on time	87.8%	—	80.3%	83.8%
Cancelled	0.3%	—	1.6%	0.4%
Average departure delay (late minutes only)	10.1 min	—	16.3 min	11.6 min
Scheduled departures a day	48	—	46	19,013
Scheduled departures	1,439	—	16,924	570,394

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
WN Southwest Airlines	392	27%	83.9%	2.7 min	0.8%
OH PSA Airlines	285	20%	86.3%	2.0 min	0.0%
DL Delta Air Lines	210	15%	96.7%	-11.5 min	0.0%
MQ Envoy Air	159	11%	84.3%	1.2 min	0.0%
OO SkyWest Airlines	151	10%	89.4%	-2.7 min	0.0%
9E Endeavor Air	123	9%	92.7%	-8.5 min	0.8%
AA American Airlines	65	5%	81.5%	13.6 min	0.0%
YX Republic Airline	53	4%	92.5%	-3.1 min	0.0%
UA United Airlines	1	0%	100.0%	0.0 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
BHM–ATL	Birmingham to Atlanta	231	95.7%	-9.8 min	0.0%
BHM–CLT	Birmingham to Charlotte	193	86.5%	0.1 min	0.0%
BHM–DFW	Birmingham to Dallas/Fort Worth	149	87.2%	1.6 min	0.0%
BHM–DEN	Birmingham to Denver	92	92.4%	-9.6 min	0.0%
BHM–LGA	Birmingham to New York	87	94.3%	-9.8 min	1.1%
BHM–DCA	Birmingham to Washington	80	82.5%	11.3 min	0.0%
BHM–ORD	Birmingham to Chicago	73	86.3%	-1.2 min	0.0%
BHM–DAL	Birmingham to Dallas	70	80.0%	1.4 min	1.4%
BHM–MCO	Birmingham to Orlando	67	85.1%	11.9 min	0.0%
BHM–MIA	Birmingham to Miami	63	74.6%	14.7 min	0.0%
BHM–MDW	Birmingham to Chicago	62	82.3%	2.7 min	1.6%
BHM–HOU	Birmingham to Houston	61	88.5%	-5.2 min	1.6%

By scheduled departure hour

100

On-time share:under 62%6270768288% and over

Share of departures that left less than 15 minutes late, by scheduled hour (local time), December 2023.

Delay causes

BTS cause category	Share of delay minutes	National, Dec 2023	Minutes
Air carrier	26.5%	37.1%	3,286
Late-arriving aircraft	55.6%	38.8%	6,891
National Aviation System	12.9%	17.6%	1,598
Extreme weather	4.8%	6.2%	594
Security	0.1%	0.3%	16

12,385 delay minutes on 169 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 December 2023?

86.7% of 1,439 scheduled domestic departures left less than 15 minutes late, and 87.8% reached their destination on time. The national figures that month were 83.1% and 83.8%.

How does that compare with a year earlier?

December 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 December 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.