Airport Reliability
GRK · Killeen
Killeen, TX (GRK)
- 82%
- Departures within 15 minutes
- 9 min
- Average departure delay
- 79%
- Arrivals within 15 minutes
- 4.6%
- Departures cancelled
Based on 1,821 departures and 1,821 arrivals. Data through May 2026.
What the data says
Morning flights do better here.
Departures from GRK departing between 3–6 AM arrived on time 91% of the time, versus 68% between 3–6 PM.
Wednesday is the weak spot.
Departures from GRK arrived on time 87% of the time on Tuesdays. On Wednesdays: 76%.
Slipping a little lately.
Departures from GRK arrived on time 81% of the time over the last three months in the data, compared with 85% in the three months before that.
When GRK gets messy
- 3–6 AM91%(255 flights)
- 6–9 AM89%(259 flights)
- 9 AM–12 PM85%(507 flights)
- 12–3 PM72%(165 flights)
- 3–6 PM68%(294 flights)
- 6–9 PM71%(254 flights)
- Mon78%(257 flights)
- Tue87%(243 flights)
- Wed76%(229 flights)
- Thu82%(265 flights)
- Fri84%(262 flights)
- Sat77%(224 flights)
- Sun78%(254 flights)
85%
May
Jun 69% → May 85% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 69% | 133 |
| July 2025 | 77% | 135 |
| August 2025 | 74% | 133 |
| September 2025 | 80% | 125 |
| October 2025 | 80% | 168 |
| November 2025 | 83% | 157 |
| December 2025 | 83% | 179 |
| January 2026 | 86% | 118 |
| February 2026 | 84% | 122 |
| March 2026 | 75% | 135 |
| April 2026 | 84% | 158 |
| May 2026 | 85% | 171 |
Airlines departing GRK
Busiest routes from GRK
Based on 1,821 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.