Lubbock Preston Smith International in April 2026

82.7%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 April 2026, reporting carriers scheduled 520 domestic departures from Lubbock Preston Smith International (LBB). 82.7% left less than 15 minutes late and 84.6% reached their destination on time; 0.2% were cancelled.

Nationally that month, 79.1% of flights departed on time and 78.9% arrived on time, so LBB departures were 3.6 points above the national departure figure.

A year earlier, in April 2025, the airport had 535 departures with 75.5% leaving on time: a change of +7.2 points, with flights down 3%.

Flights arriving at LBB that month were on time 80.8% of the time (521 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 38%, air carrier 25% and extreme weather 23%.

On time 84.6%
Arrived 15+ minutes late 15.2%
Cancelled 0.2%
Diverted 0.0%

Every scheduled departure from LBB in April 2026, judged by arrival at the destination.

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

Measure	Apr 2026	Apr 2025	LBB, 12 months to Jul 2026	All reported flights, Apr 2026
Departed on time	82.7%	75.5%	81.3%	79.1%
Arrived on time	84.6%	72.5%	81.1%	78.9%
Cancelled	0.2%	3.4%	1.7%	0.9%
Average departure delay (late minutes only)	14.7 min	23.0 min	16.6 min	14.5 min
Scheduled departures a day	17	18	18	19,931
Scheduled departures	520	535	6,557	597,919

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
WN Southwest Airlines	234	45%	87.6%	-2.5 min	0.0%
MQ Envoy Air	150	29%	89.3%	-7.8 min	0.7%
OO SkyWest Airlines	69	13%	73.9%	17.0 min	0.0%
OH PSA Airlines	59	11%	72.9%	34.8 min	0.0%
AA American Airlines	8	2%	87.5%	21.5 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
LBB–DFW	Lubbock to Dallas/Fort Worth	200	83.5%	6.5 min	0.5%
LBB–DAL	Lubbock to Dallas	115	86.1%	1.0 min	0.0%
LBB–DEN	Lubbock to Denver	86	81.4%	9.9 min	0.0%
LBB–HOU	Lubbock to Houston	32	84.4%	-2.7 min	0.0%
LBB–LAS	Lubbock to Las Vegas	30	76.7%	0.0 min	0.0%
LBB–PHX	Lubbock to Phoenix	30	93.3%	-9.5 min	0.0%
LBB–AUS	Lubbock to Austin	27	96.3%	-8.7 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), April 2026.

Delay causes

BTS cause category	Share of delay minutes	National, Apr 2026	Minutes
Air carrier	25.0%	33.5%	1,796
Late-arriving aircraft	37.6%	40.4%	2,701
National Aviation System	14.9%	21.0%	1,069
Extreme weather	22.6%	5.0%	1,621
Security	0.0%	0.1%	0

7,187 delay minutes on 79 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 April 2026?

82.7% of 520 scheduled domestic departures left less than 15 minutes late, and 84.6% reached their destination on time. The national figures that month were 79.1% and 78.9%.

How does that compare with a year earlier?

In April 2025, 75.5% of 535 departures left on time and 3.4% were cancelled, against 82.7% and 0.2% in April 2026.

Provenance

Source: Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, file for April 2026; 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.