George Bush Intercontinental/Houston in February 2024

85.7%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 February 2024, reporting carriers scheduled 8,464 domestic departures from George Bush Intercontinental/Houston (IAH). 85.7% left less than 15 minutes late and 84.3% reached their destination on time; 0.2% were cancelled.

Nationally that month, 84.0% of flights departed on time and 83.4% arrived on time, so IAH departures were 1.7 points above the national departure figure.

Flights arriving at IAH that month were on time 87.4% of the time (8,466 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, air carrier 40%, late-arriving aircraft 33% and national aviation system 26%.

On time 84.3%
Arrived 15+ minutes late 15.3%
Cancelled 0.2%
Diverted 0.2%

Every scheduled departure from IAH in February 2024, judged by arrival at the destination.

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

Measure	Feb 2024	Year earlier	IAH, 12 months to Jul 2026	All reported flights, Feb 2024
Departed on time	85.7%	—	78.1%	84.0%
Arrived on time	84.3%	—	77.6%	83.4%
Cancelled	0.2%	—	1.1%	0.6%
Average departure delay (late minutes only)	9.7 min	—	17.2 min	11.2 min
Scheduled departures a day	282	—	326	17,307
Scheduled departures	8,464	—	119,020	519,221

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
UA United Airlines	5,110	60%	84.9%	0.5 min	0.2%
OO SkyWest Airlines	978	12%	79.4%	7.7 min	0.7%
DL Delta Air Lines	580	7%	87.8%	0.7 min	0.0%
NK Spirit Airlines	566	7%	82.3%	2.1 min	0.2%
AA American Airlines	431	5%	82.6%	2.5 min	0.0%
WN Southwest Airlines	378	4%	91.5%	-5.1 min	0.3%
MQ Envoy Air	185	2%	84.9%	-7.1 min	0.0%
F9 Frontier Airlines	120	1%	85.0%	0.4 min	0.0%
AS Alaska Airlines	58	1%	87.9%	-7.8 min	1.7%
B6 JetBlue Airways	58	1%	60.3%	18.0 min	1.7%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
IAH–DEN	Houston to Denver	382	83.5%	3.2 min	0.8%
IAH–LAX	Houston to Los Angeles	371	81.7%	1.8 min	0.0%
IAH–DFW	Houston to Dallas/Fort Worth	368	81.0%	3.4 min	0.0%
IAH–ATL	Houston to Atlanta	318	85.8%	-0.9 min	0.0%
IAH–ORD	Houston to Chicago	313	89.1%	-1.8 min	0.0%
IAH–LAS	Houston to Las Vegas	310	81.3%	7.2 min	0.0%
IAH–MCO	Houston to Orlando	301	88.7%	-4.4 min	0.0%
IAH–LGA	Houston to New York	267	84.3%	-2.0 min	1.5%
IAH–EWR	Houston to Newark	259	88.0%	-6.7 min	0.8%
IAH–MIA	Houston to Miami	255	76.9%	3.7 min	0.0%
IAH–SFO	Houston to San Francisco	230	69.1%	20.0 min	0.4%
IAH–MSY	Houston to New Orleans	224	90.6%	-3.5 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), February 2024.

Delay causes

BTS cause category	Share of delay minutes	National, Feb 2024	Minutes
Air carrier	40.0%	35.9%	29,967
Late-arriving aircraft	32.9%	36.9%	24,610
National Aviation System	25.5%	21.7%	19,105
Extreme weather	1.5%	5.3%	1,107
Security	0.1%	0.3%	44

74,833 delay minutes on 1,292 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 IAH on time in February 2024?

85.7% of 8,464 scheduled domestic departures left less than 15 minutes late, and 84.3% reached their destination on time. The national figures that month were 84.0% and 83.4%.

How does that compare with a year earlier?

February 2023 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 February 2024; public domain. Domestic scheduled flights by reporting carriers, totals and averages only. The site's data runs through July 2026. Full record for IAH · methodology · corrections.