Killeen Regional Airport / Robert Gray Army Airfield (GRK) delays & on-time performance
Killeen, Texas · 1 nonstop destinations · 2 airlines · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at GRK right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
On-time arrivals
81%
arrived < 15 min late
Cancelled
4.5%
86 flights
Avg arrival delay
15 min
77 min when late
Departed on time
82%
avg taxi-out 17 min
Figures cover 1,907 departures from GRK; on-time is measured at arrival. Arrivals into GRK were on time 79% of the time.
Key facts
- Flights departing Killeen Regional Airport / Robert Gray Army Airfield (GRK) arrived on time 81% of the time in Aug 2025 – Jul 2026, better than the 78% national average.
- 4.5% were cancelled, and 8% arrived an hour or more late.
- Envoy Air was the most punctual airline here (82% on time); SkyWest Airlines was the least (79%).
- Departures scheduled around 5am did best (91% on time); around 4pm did worst (61%).
- The largest source of delay minutes was late-arriving aircraft (43%).
Most delayed routes from GRK
Lowest on-time arrival rates among regularly flown routes.
- DFW · Dallas/Fort Worth81%1,907 flts
Most reliable routes from GRK
Highest on-time arrival rates among regularly flown routes.
- DFW · Dallas/Fort Worth81%1,907 flts
Best airline at GRK
Departures from this airport, ranked by on-time arrival.
| Airline | On time | Cancelled | Avg delay | Routes | Flights |
|---|---|---|---|---|---|
| Envoy Air | 82% | 4.1% | 14 min | 1 | 1,307 |
| SkyWest Airlines | 79% | 5.3% | 20 min | 1 | 600 |
Best time to fly out of GRK
On-time arrival rate by scheduled departure hour (local time).
- 5am91%263 flts
- 6am87%139 flts
- 7am89%179 flts
- 10am89%350 flts
- 11am81%168 flts
- 12pm74%170 flts
- 3pm75%155 flts
- 4pm61%116 flts
- 5pm81%37 flts
- 6pm65%116 flts
- 7pm77%155 flts
Monthly trend
Why departures were late
- Late-arriving aircraft43%
- Airline (crew, maintenance, cleaning, fueling)27%
- Extreme weather19%
- Air traffic control & airport congestion11%
- Security0%
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. How we calculate this.