The flight distance from New Chitose Airport (CTS) in Chitose / Tomakomai, Japan to Henry Post Army Air Field (Fort Sill) Airport (FSI) in Fort Sill, United States is 9,465 kilometers (5,881 miles / 5,111 nautical miles). The estimated flight time for this route is approximately 12h, flying northeast at a heading of 46°.

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 Japan with United States. It is an intercontinental flight between Asia and North America. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 03:30 in Chitose / Tomakomai, it's 12:30 in Fort Sill. With a 15-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 1,106 feet between the two airports. Henry Post Army Air Field (Fort Sill) Airport sits higher than New Chitose Airport.

The return flight from Fort Sill (FSI) to Chitose / Tomakomai (CTS) follows a heading of 320° (northwest). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the New Chitose Airport (CTS) and Henry Post Army Air Field (Fort Sill) Airport (FSI) detail pages, or use our flight duration calculator to compare other routes.