The flight distance from Robert Gray Army Air Field (GRK) in Fort Cavazos (Killeen), United States to Calgary International Airport (YYC) in Calgary, Canada is 2,594 kilometers (1,612 miles / 1,401 nautical miles). The estimated flight time for this route is approximately 4h, flying north northwest at a heading of 334°.

This is a medium-haul route that may be operated by either narrow-body or wide-body aircraft depending on demand. Passengers can expect a meal service on most carriers.

This is an international route connecting United States with Canada. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 12:25 in Fort Cavazos (Killeen), it's 11:25 in Calgary.

There is a significant elevation difference of 2,542 feet between the two airports. Calgary International Airport sits higher than Robert Gray Army Air Field.

The return flight from Calgary (YYC) to Fort Cavazos (Killeen) (GRK) follows a heading of 143° (southeast). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the Robert Gray Army Air Field (GRK) and Calgary International Airport (YYC) detail pages, or use our flight duration calculator to compare other routes.