The flight distance from Incheon International Airport (ICN) in Seoul, South Korea to Alexander Field South Wood County Airport (ISW) in Wisconsin Rapids, United States is 10,212 kilometers (6,345 miles / 5,514 nautical miles). The estimated flight time for this route is approximately 13h, flying north northeast at a heading of 25°.

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 South Korea 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 10:12 in Seoul, it's 19:12 in Wisconsin Rapids. 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.

The return flight from Wisconsin Rapids (ISW) to Seoul (ICN) follows a heading of 332° (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 Incheon International Airport (ICN) and Alexander Field South Wood County Airport (ISW) detail pages, or use our flight duration calculator to compare other routes.