The flight distance from Castle Airport (MER) in Atwater, United States to Calgary International Airport (YYC) in Calgary, Canada is 1,610 kilometers (1,001 miles / 870 nautical miles). The estimated flight time for this route is approximately 3h, flying north northeast at a heading of 17°.

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 05:10 in Atwater, it's 06:10 in Calgary.

There is a significant elevation difference of 3,367 feet between the two airports. Calgary International Airport sits higher than Castle Airport.

The return flight from Calgary (YYC) to Atwater (MER) follows a heading of 201° (south southwest). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

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