Robert Gray AAF in March 2026

73.9%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 March 2026, reporting carriers scheduled 142 domestic departures from Robert Gray AAF (GRK). 73.9% left less than 15 minutes late and 70.4% reached their destination on time; 4.9% were cancelled.

Nationally that month, 72.8% of flights departed on time and 73.2% arrived on time, so GRK departures were 1.1 points above the national departure figure.

A year earlier, in March 2025, the airport had 152 departures with 78.3% leaving on time: a change of −4.4 points, with flights down 7%.

Flights arriving at GRK that month were on time 70.4% of the time (142 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 49%, extreme weather 31% and air carrier 13%.

On time 70.4%
Arrived 15+ minutes late 24.6%
Cancelled 4.9%
Diverted 0.0%

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

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

Measure	Mar 2026	Mar 2025	GRK, 12 months to Jul 2026	All reported flights, Mar 2026
Departed on time	73.9%	78.3%	78.7%	72.8%
Arrived on time	70.4%	76.3%	77.2%	73.2%
Cancelled	4.9%	3.3%	4.5%	2.9%
Average departure delay (late minutes only)	21.9 min	10.4 min	14.8 min	20.3 min
Scheduled departures a day	5	5	5	20,403
Scheduled departures	142	152	1,907	612,102

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
OO SkyWest Airlines	93	65%	61.3%	24.6 min	7.5%
MQ Envoy Air	49	35%	87.8%	-0.9 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
GRK–DFW	Killeen to Dallas/Fort Worth	142	70.4%	15.3 min	4.9%

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), March 2026.

Delay causes

BTS cause category	Share of delay minutes	National, Mar 2026	Minutes
Air carrier	13.3%	33.5%	389
Late-arriving aircraft	49.0%	39.3%	1,433
National Aviation System	6.3%	21.0%	185
Extreme weather	31.3%	5.9%	916
Security	0.0%	0.2%	0

2,923 delay minutes on 35 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 March 2026?

73.9% of 142 scheduled domestic departures left less than 15 minutes late, and 70.4% reached their destination on time. The national figures that month were 72.8% and 73.2%.

How does that compare with a year earlier?

In March 2025, 78.3% of 152 departures left on time and 3.3% were cancelled, against 73.9% and 4.9% in March 2026.

Provenance

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