Lubbock Preston Smith International in December 2024

79.3%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 2024, reporting carriers scheduled 570 domestic departures from Lubbock Preston Smith International (LBB). 79.3% left less than 15 minutes late and 81.4% reached their destination on time; 0.9% were cancelled.

Nationally that month, 77.8% of flights departed on time and 78.1% arrived on time, so LBB departures were 1.5 points above the national departure figure.

A year earlier, in December 2023, the airport had 502 departures with 92.2% leaving on time: a change of −12.9 points, with flights up 14%.

Flights arriving at LBB that month were on time 77.7% of the time (570 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, air carrier 39%, late-arriving aircraft 36% and national aviation system 17%.

On time 81.4%
Arrived 15+ minutes late 17.2%
Cancelled 0.9%
Diverted 0.5%

Every scheduled departure from LBB in December 2024, judged by arrival at the destination.

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

Measure	Dec 2024	Dec 2023	LBB, 12 months to Jul 2026	All reported flights, Dec 2024
Departed on time	79.3%	92.2%	81.3%	77.8%
Arrived on time	81.4%	89.4%	81.1%	78.1%
Cancelled	0.9%	0.0%	1.7%	0.7%
Average departure delay (late minutes only)	17.4 min	8.2 min	16.6 min	16.6 min
Scheduled departures a day	19	17	18	19,686
Scheduled departures	570	502	6,557	590,581

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
WN Southwest Airlines	237	42%	82.3%	5.7 min	1.3%
OO SkyWest Airlines	169	30%	84.6%	0.4 min	0.6%
MQ Envoy Air	108	19%	85.2%	14.2 min	0.0%
AA American Airlines	56	10%	60.7%	17.1 min	1.8%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
LBB–DFW	Lubbock to Dallas/Fort Worth	209	76.1%	15.9 min	1.0%
LBB–DAL	Lubbock to Dallas	148	78.4%	8.9 min	2.0%
LBB–DEN	Lubbock to Denver	79	94.9%	-9.3 min	0.0%
LBB–IAH	Lubbock to Houston	31	87.1%	-7.4 min	0.0%
LBB–LAS	Lubbock to Las Vegas	31	87.1%	-4.8 min	0.0%
LBB–PHX	Lubbock to Phoenix	31	74.2%	14.3 min	0.0%
LBB–AUS	Lubbock to Austin	29	96.6%	-3.6 min	0.0%
LBB–HOU	Lubbock to Houston	12	75.0%	8.2 min	0.0%

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 2024.

Delay causes

BTS cause category	Share of delay minutes	National, Dec 2024	Minutes
Air carrier	38.9%	34.3%	3,458
Late-arriving aircraft	35.8%	40.2%	3,189
National Aviation System	16.6%	17.8%	1,474
Extreme weather	8.7%	7.5%	776
Security	0.0%	0.2%	0

8,897 delay minutes on 98 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 LBB on time in December 2024?

79.3% of 570 scheduled domestic departures left less than 15 minutes late, and 81.4% reached their destination on time. The national figures that month were 77.8% and 78.1%.

How does that compare with a year earlier?

In December 2023, 92.2% of 502 departures left on time and 0.0% were cancelled, against 79.3% and 0.9% in December 2024.

Provenance

Source: Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, file for December 2024; public domain. Domestic scheduled flights by reporting carriers, totals and averages only. The site's data runs through July 2026. Full record for LBB · methodology · corrections.