The flight distance from Montgomery County Airpark (GAI) in Gaithersburg, United States to Calgary International Airport (YYC) in Calgary, Canada is 3,138 kilometers (1,950 miles / 1,694 nautical miles). The estimated flight time for this route is approximately 5h, flying northwest at a heading of 307°.

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 07:45 in Gaithersburg, it's 05:45 in Calgary.

There is a significant elevation difference of 3,018 feet between the two airports. Calgary International Airport sits higher than Montgomery County Airpark.

The return flight from Calgary (YYC) to Gaithersburg (GAI) follows a heading of 101° (east). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the Montgomery County Airpark (GAI) and Calgary International Airport (YYC) detail pages, or use our flight duration calculator to compare other routes.