Harlingen→Fort Hood (Killeen)Nonstop Flight TimeHRL–GRK

Harlingen (Valley International Airport) to Fort Hood (Killeen) (Robert Gray Army Air Field).

Direct flights from HRL to GRK have an estimated flight time of about 1h 16m, based on the 335-mile great-circle distance. Our current captured departure sample includes 1/day across 1 captured airline, with United Airlines appearing most often in that sample.

Methodology: airline, aircraft, terminal, and departure-time details come from the rolling scheduled-departures window for HRL to GRK, last seen June 15, 2026. Frequency uses 7 scheduled departures across 6 observed days; flight time is estimated from great-circle distance until this route has enough tracked flights for an observed average. Provider coverage can miss operators on some routes, so confirm live timetables before booking.