Robert Gray AAF in October 2025

80.2%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 October 2025, reporting carriers scheduled 172 domestic departures from Robert Gray AAF (GRK). 80.2% left less than 15 minutes late and 77.9% reached their destination on time; 2.3% were cancelled.

Nationally that month, 80.0% of flights departed on time and 79.1% arrived on time, so GRK departures were level with the national departure figure.

A year earlier, in October 2024, the airport had 175 departures with 88.0% leaving on time: a change of −7.8 points, with flights down 2%.

Flights arriving at GRK that month were on time 78.6% of the time (173 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, air carrier 40%, late-arriving aircraft 29% and national aviation system 18%.

On time 77.9%
Arrived 15+ minutes late 19.8%
Cancelled 2.3%
Diverted 0.0%

Every scheduled departure from GRK in October 2025, judged by arrival at the destination.

October 2025 against a year earlier, the airport's year and the nation

Measure	Oct 2025	Oct 2024	GRK, 12 months to Jul 2026	All reported flights, Oct 2025
Departed on time	80.2%	88.0%	78.7%	80.0%
Arrived on time	77.9%	87.4%	77.2%	79.1%
Cancelled	2.3%	0.0%	4.5%	0.5%
Average departure delay (late minutes only)	13.3 min	7.8 min	14.8 min	13.9 min
Scheduled departures a day	6	6	5	20,195
Scheduled departures	172	175	1,907	605,844

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
MQ Envoy Air	118	69%	80.5%	5.1 min	2.5%
OO SkyWest Airlines	54	31%	72.2%	16.5 min	1.9%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
GRK–DFW	Killeen to Dallas/Fort Worth	172	77.9%	8.7 min	2.3%

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), October 2025.

Delay causes

BTS cause category	Share of delay minutes	National, Oct 2025	Minutes
Air carrier	40.2%	34.0%	918
Late-arriving aircraft	28.6%	39.7%	654
National Aviation System	17.6%	22.9%	403
Extreme weather	13.6%	3.3%	310
Security	0.0%	0.1%	0

2,285 delay minutes on 34 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 October 2025?

80.2% of 172 scheduled domestic departures left less than 15 minutes late, and 77.9% reached their destination on time. The national figures that month were 80.0% and 79.1%.

How does that compare with a year earlier?

In October 2024, 88.0% of 175 departures left on time and 0.0% were cancelled, against 80.2% and 2.3% in October 2025.

Provenance

Source: Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, file for October 2025; 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.