The flight distance from Kos Airport (KGS) in Kos Island, Greece to Calgary International Airport (YYC) in Calgary, Canada is 9,531 kilometers (5,922 miles / 5,146 nautical miles). The estimated flight time for this route is approximately 12h, flying north northwest at a heading of 337°.

This is an ultra-long-haul route, one of the longest in aviation. It requires wide-body aircraft with extended range capability such as the Airbus A350-900ULR or Boeing 777-200LR. Passengers should prepare for an extended flight with multiple meal services.

This is an international route connecting Greece with Canada. It is an intercontinental flight between Europe and North America. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 21:23 in Kos Island, it's 12:23 in Calgary. With a 9-hour time difference, travelers should plan for significant jet lag. It typically takes one day per hour of time difference to fully adjust.

There is a significant elevation difference of 3,145 feet between the two airports. Calgary International Airport sits higher than Kos Airport.

The return flight from Calgary (YYC) to Kos Island (KGS) follows a heading of 30° (north northeast). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

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