Robert Gray AAF in October 2023

85.3%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 October 2023, reporting carriers scheduled 150 domestic departures from Robert Gray AAF (GRK). 85.3% left less than 15 minutes late and 84.0% reached their destination on time; 2.0% were cancelled.

Nationally that month, 83.8% of flights departed on time and 84.0% arrived on time, so GRK departures were 1.5 points above the national departure figure.

Flights arriving at GRK that month were on time 86.0% of the time (150 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, extreme weather 59%, air carrier 18% and late-arriving aircraft 18%.

On time 84.0%
Arrived 15+ minutes late 14.0%
Cancelled 2.0%
Diverted 0.0%

Every scheduled departure from GRK in October 2023, judged by arrival at the destination.

October 2023 against a year earlier, the airport's year and the nation

Measure	Oct 2023	Year earlier	GRK, 12 months to Jul 2026	All reported flights, Oct 2023
Departed on time	85.3%	—	78.7%	83.8%
Arrived on time	84.0%	—	77.2%	84.0%
Cancelled	2.0%	—	4.5%	0.4%
Average departure delay (late minutes only)	15.1 min	—	14.8 min	11.0 min
Scheduled departures a day	5	—	5	19,966
Scheduled departures	150	—	1,907	598,968

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
OO SkyWest Airlines	109	73%	82.6%	-2.5 min	1.8%
MQ Envoy Air	41	27%	87.8%	17.3 min	2.4%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
GRK–DFW	Killeen to Dallas/Fort Worth	150	84.0%	2.9 min	2.0%

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), October 2023.

Delay causes

BTS cause category	Share of delay minutes	National, Oct 2023	Minutes
Air carrier	17.7%	41.3%	403
Late-arriving aircraft	17.5%	40.5%	399
National Aviation System	5.8%	14.4%	132
Extreme weather	59.0%	3.7%	1,342
Security	0.0%	0.2%	0

2,276 delay minutes on 21 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 2023?

85.3% of 150 scheduled domestic departures left less than 15 minutes late, and 84.0% reached their destination on time. The national figures that month were 83.8% and 84.0%.

How does that compare with a year earlier?

October 2022 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 October 2023; 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.