Robert Gray Army Air Field in Fort Hood (Killeen), United States has 8 nonstop destinations in the current FlightQ schedule set. This page ranks the farthest routes by airport-to-airport distance and adds airlines, frequency, and estimated flight time.
Schedule snapshot checked Jun 15, 2026.
The longest listed nonstop flight from GRK is to Reno (RNO), about 1,363 miles with an estimated block time of ~3h 24m.
| # | Route | Distance | Est. time | Airlines | Frequency |
|---|---|---|---|---|---|
| 1 | GRK to RNO Reno, United States | 1,363 mi | ~3h 24m | United Airlines | weekly |
| 2 | GRK to MKE Milwaukee, United States | 985 mi | ~2h 37m | United Airlines | weekly |
| 3 | GRK to DEN Denver, United States | 719 mi | ~2h 4m | United Airlines | weekly |
| 4 | GRK to MEM Memphis, United States | 531 mi | ~1h 41m | United Airlines | weekly |
| 5 | GRK to ELP El Paso, United States | 506 mi | ~1h 38m | United Airlines | weekly |
| 6 | GRK to AEX Alexandria, United States | 313 mi | ~1h 14m | United Airlines | weekly |
| 7 | GRK to CXO Houston, United States | 152 mi | ~54m | United Airlines | 1/day |
| 8 | GRK to DFW Dallas, United States | 135 mi | ~52m | American Airlines and United Airlines | 4-5/day |
Distance is great-circle mileage. Estimated time uses a standard block-time model until a route has enough tracked duration data on its route guide.
The longest nonstop route in FlightQ's current GRK schedule set is GRK to RNO, about 1,363 miles with an estimated block time of ~3h 24m.
Routes are ranked by great-circle distance between the origin and destination airports. Flight times are estimates unless a route page has tracked duration data.
The list is built from FlightQ's current schedule capture. Airlines change timetables often, so always confirm dates and availability before booking.