Robert Gray AAF in July 2026

81.6%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 July 2026, reporting carriers scheduled 185 domestic departures from Robert Gray AAF (GRK). 81.6% left less than 15 minutes late and 81.6% reached their destination on time; 1.1% were cancelled.

Nationally that month, 68.8% of flights departed on time and 69.4% arrived on time, so GRK departures were 12.8 points above the national departure figure.

A year earlier, in July 2025, the airport had 139 departures with 73.4% leaving on time: a change of +8.2 points, with flights up 33%.

Flights arriving at GRK that month were on time 80.0% of the time (185 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 60%, air carrier 21% and national aviation system 12%.

On time 81.6%
Arrived 15+ minutes late 16.8%
Cancelled 1.1%
Diverted 0.5%

Every scheduled departure from GRK in July 2026, judged by arrival at the destination.

July 2026 against a year earlier, the airport's year and the nation

Measure	Jul 2026	Jul 2025	GRK, 12 months to Jul 2026	All reported flights, Jul 2026
Departed on time	81.6%	73.4%	78.7%	68.8%
Arrived on time	81.6%	73.4%	77.2%	69.4%
Cancelled	1.1%	2.9%	4.5%	2.6%
Average departure delay (late minutes only)	11.9 min	10.4 min	14.8 min	24.1 min
Scheduled departures a day	6	5	5	21,066
Scheduled departures	185	139	1,907	631,970

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
MQ Envoy Air	176	95%	81.8%	0.8 min	1.1%
OO SkyWest Airlines	9	5%	77.8%	15.4 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
GRK–DFW	Killeen to Dallas/Fort Worth	185	81.6%	1.5 min	1.1%

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), July 2026.

Delay causes

BTS cause category	Share of delay minutes	National, Jul 2026	Minutes
Air carrier	21.2%	31.7%	433
Late-arriving aircraft	60.1%	41.8%	1,227
National Aviation System	12.3%	19.9%	251
Extreme weather	6.5%	6.5%	132
Security	0.0%	0.1%	0

2,043 delay minutes on 31 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 July 2026?

81.6% of 185 scheduled domestic departures left less than 15 minutes late, and 81.6% reached their destination on time. The national figures that month were 68.8% and 69.4%.

How does that compare with a year earlier?

In July 2025, 73.4% of 139 departures left on time and 2.9% were cancelled, against 81.6% and 1.1% in July 2026.

Provenance

Source: Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, file for July 2026; 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.