William P Hobby in November 2024

85.5%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 November 2024, reporting carriers scheduled 4,521 domestic departures from William P Hobby (HOU). 85.5% left less than 15 minutes late and 87.3% reached their destination on time; 0.4% were cancelled.

Nationally that month, 85.2% of flights departed on time and 84.8% arrived on time, so HOU departures were level with the national departure figure.

A year earlier, in November 2023, the airport had 4,887 departures with 84.4% leaving on time: a change of +1.1 points, with flights down 7%.

Flights arriving at HOU that month were on time 87.5% of the time (4,522 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 47%, air carrier 32% and national aviation system 16%.

On time 87.3%
Arrived 15+ minutes late 12.2%
Cancelled 0.4%
Diverted 0.1%

Every scheduled departure from HOU in November 2024, judged by arrival at the destination.

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

Measure	Nov 2024	Nov 2023	HOU, 12 months to Jul 2026	All reported flights, Nov 2024
Departed on time	85.5%	84.4%	72.7%	85.2%
Arrived on time	87.3%	87.3%	76.0%	84.8%
Cancelled	0.4%	0.0%	0.9%	0.5%
Average departure delay (late minutes only)	7.8 min	6.9 min	15.0 min	10.2 min
Scheduled departures a day	151	163	148	19,180
Scheduled departures	4,521	4,887	53,894	575,404

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
WN Southwest Airlines	4,157	92%	87.9%	-2.3 min	0.2%
DL Delta Air Lines	135	3%	85.2%	2.1 min	0.0%
MQ Envoy Air	130	3%	83.1%	-1.3 min	3.8%
OO SkyWest Airlines	56	1%	73.2%	19.0 min	1.8%
G4 Allegiant Air	28	1%	78.6%	2.3 min	0.0%
F9 Frontier Airlines	15	0%	66.7%	8.1 min	6.7%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
HOU–DAL	Houston to Dallas	329	82.7%	1.3 min	1.5%
HOU–ATL	Houston to Atlanta	258	83.3%	2.3 min	0.0%
HOU–DEN	Houston to Denver	218	85.8%	-3.3 min	0.5%
HOU–PHX	Houston to Phoenix	188	91.0%	-5.0 min	0.5%
HOU–MSY	Houston to New Orleans	187	91.4%	-2.8 min	0.0%
HOU–DFW	Houston to Dallas/Fort Worth	186	80.1%	4.9 min	3.2%
HOU–LAS	Houston to Las Vegas	180	89.4%	-5.2 min	0.0%
HOU–MCO	Houston to Orlando	180	92.2%	-5.0 min	0.0%
HOU–BNA	Houston to Nashville	158	90.5%	-0.8 min	0.0%
HOU–MDW	Houston to Chicago	143	88.1%	-2.5 min	0.0%
HOU–STL	Houston to St. Louis	122	91.8%	-3.9 min	0.0%
HOU–BWI	Houston to Baltimore	121	85.1%	-1.5 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), November 2024.

Delay causes

BTS cause category	Share of delay minutes	National, Nov 2024	Minutes
Air carrier	31.9%	36.9%	8,400
Late-arriving aircraft	46.9%	35.6%	12,346
National Aviation System	15.5%	21.9%	4,081
Extreme weather	5.0%	5.4%	1,311
Security	0.6%	0.2%	168

26,306 delay minutes on 552 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 HOU on time in November 2024?

85.5% of 4,521 scheduled domestic departures left less than 15 minutes late, and 87.3% reached their destination on time. The national figures that month were 85.2% and 84.8%.

How does that compare with a year earlier?

In November 2023, 84.4% of 4,887 departures left on time and 0.0% were cancelled, against 85.5% and 0.4% in November 2024.

Provenance

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