Robert Gray AAF in August 2024

81.3%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 August 2024, reporting carriers scheduled 150 domestic departures from Robert Gray AAF (GRK). 81.3% left less than 15 minutes late and 84.7% reached their destination on time; 0.0% were cancelled.

Nationally that month, 75.4% of flights departed on time and 74.7% arrived on time, so GRK departures were 5.9 points above the national departure figure.

A year earlier, in August 2023, the airport had 155 departures with 90.3% leaving on time: a change of −9.0 points, with flights down 3%.

Flights arriving at GRK that month were on time 80.5% of the time (149 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, air carrier 58%, late-arriving aircraft 38% and national aviation system 5%.

On time 84.7%
Arrived 15+ minutes late 15.3%
Cancelled 0.0%
Diverted 0.0%

Every scheduled departure from GRK in August 2024, judged by arrival at the destination.

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

Measure	Aug 2024	Aug 2023	GRK, 12 months to Jul 2026	All reported flights, Aug 2024
Departed on time	81.3%	90.3%	78.7%	75.4%
Arrived on time	84.7%	84.5%	77.2%	74.7%
Cancelled	0.0%	0.6%	4.5%	2.1%
Average departure delay (late minutes only)	17.0 min	6.0 min	14.8 min	18.4 min
Scheduled departures a day	5	5	5	20,634
Scheduled departures	150	155	1,907	619,025

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
MQ Envoy Air	139	93%	84.2%	10.0 min	0.0%
OO SkyWest Airlines	11	7%	90.9%	-11.2 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
GRK–DFW	Killeen to Dallas/Fort Worth	150	84.7%	8.5 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), August 2024.

Delay causes

BTS cause category	Share of delay minutes	National, Aug 2024	Minutes
Air carrier	57.8%	33.8%	1,276
Late-arriving aircraft	37.7%	39.8%	832
National Aviation System	4.5%	20.4%	100
Extreme weather	0.0%	5.9%	0
Security	0.0%	0.1%	0

2,208 delay minutes on 23 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 GRK on time in August 2024?

81.3% of 150 scheduled domestic departures left less than 15 minutes late, and 84.7% reached their destination on time. The national figures that month were 75.4% and 74.7%.

How does that compare with a year earlier?

In August 2023, 90.3% of 155 departures left on time and 0.6% were cancelled, against 81.3% and 0.0% in August 2024.

Provenance

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