The flight distance from St Gallen Altenrhein Airport (ACH) in Altenrhein, Switzerland to Tokyo International Airport (HND) in Tokyo, Japan is 9,539 kilometers (5,927 miles / 5,151 nautical miles). The estimated flight time for this route is approximately 12h, flying northeast at a heading of 39°.

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

Time zone information: When it's 14:34 in Altenrhein, it's 22:34 in Tokyo. With a 8-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 1,271 feet between the two airports. Tokyo International Airport sits lower than St Gallen Altenrhein Airport.

The return flight from Tokyo (HND) to Altenrhein (ACH) follows a heading of 329° (north 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 St Gallen Altenrhein Airport (ACH) and Tokyo International Airport (HND) detail pages, or use our flight duration calculator to compare other routes.