The flight distance from Incheon International Airport (ICN) in Seoul, South Korea to Saint Louis Airport (XLS) in Saint Louis, Senegal is 12,912 kilometers (8,023 miles / 6,972 nautical miles). The estimated flight time for this route is approximately 16h, flying northwest at a heading of 320°.

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 Senegal. It is an intercontinental flight between Asia and Africa. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 21:39 in Seoul, it's 12:39 in Saint Louis. 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.

The return flight from Saint Louis (XLS) to Seoul (ICN) follows a heading of 32° (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 Incheon International Airport (ICN) and Saint Louis Airport (XLS) detail pages, or use our flight duration calculator to compare other routes.