Lubbock Preston Smith International in July 2026

79.8%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 July 2026, reporting carriers scheduled 550 domestic departures from Lubbock Preston Smith International (LBB). 79.8% left less than 15 minutes late and 80.4% reached their destination on time; 0.7% were cancelled.

Nationally that month, 68.8% of flights departed on time and 69.4% arrived on time, so LBB departures were 11.0 points above the national departure figure.

A year earlier, in July 2025, the airport had 585 departures with 80.2% leaving on time: a change of −0.4 points, with flights down 6%.

Flights arriving at LBB that month were on time 70.0% of the time (550 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 45%, air carrier 34% and national aviation system 12%.

On time 80.4%
Arrived 15+ minutes late 18.5%
Cancelled 0.7%
Diverted 0.4%

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

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

Measure	Jul 2026	Jul 2025	LBB, 12 months to Jul 2026	All reported flights, Jul 2026
Departed on time	79.8%	80.2%	81.3%	68.8%
Arrived on time	80.4%	78.1%	81.1%	69.4%
Cancelled	0.7%	1.7%	1.7%	2.6%
Average departure delay (late minutes only)	17.3 min	21.7 min	16.6 min	24.1 min
Scheduled departures a day	18	20	18	21,066
Scheduled departures	550	585	6,557	631,970

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
WN Southwest Airlines	234	43%	79.1%	7.3 min	0.0%
MQ Envoy Air	152	28%	89.5%	-8.6 min	1.3%
OO SkyWest Airlines	145	26%	78.6%	13.1 min	0.0%
OH PSA Airlines	19	3%	36.8%	73.4 min	10.5%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
LBB–DFW	Lubbock to Dallas/Fort Worth	227	82.8%	0.2 min	1.8%
LBB–DAL	Lubbock to Dallas	115	79.1%	8.1 min	0.0%
LBB–DEN	Lubbock to Denver	88	75.0%	23.8 min	0.0%
LBB–HOU	Lubbock to Houston	31	74.2%	3.5 min	0.0%
LBB–LAS	Lubbock to Las Vegas	31	67.7%	9.0 min	0.0%
LBB–PHX	Lubbock to Phoenix	31	96.8%	-3.3 min	0.0%
LBB–AUS	Lubbock to Austin	27	85.2%	8.3 min	0.0%

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), July 2026.

Delay causes

BTS cause category	Share of delay minutes	National, Jul 2026	Minutes
Air carrier	34.2%	31.7%	2,818
Late-arriving aircraft	45.3%	41.8%	3,728
National Aviation System	12.3%	19.9%	1,013
Extreme weather	8.2%	6.5%	679
Security	0.0%	0.1%	0

8,238 delay minutes on 102 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 July 2026?

79.8% of 550 scheduled domestic departures left less than 15 minutes late, and 80.4% reached their destination on time. The national figures that month were 68.8% and 69.4%.

How does that compare with a year earlier?

In July 2025, 80.2% of 585 departures left on time and 1.7% were cancelled, against 79.8% and 0.7% in July 2026.

Provenance

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