The flight distance from Incheon International Airport (ICN) in Seoul, South Korea to Will Rogers World Airport (OKC) in Oklahoma City, United States is 10,727 kilometers (6,666 miles / 5,792 nautical miles). The estimated flight time for this route is approximately 14h, flying northeast at a heading of 35°.

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 14:20 in Seoul, it's 00:20 in Oklahoma City. With a 14-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 1,273 feet between the two airports. Will Rogers World Airport sits higher than Incheon International Airport.

The return flight from Oklahoma City (OKC) to Seoul (ICN) follows a heading of 326° (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 Will Rogers World Airport (OKC) detail pages, or use our flight duration calculator to compare other routes.