The flight distance from Incheon International Airport (ICN) in Seoul, South Korea to Campo de Marte Airport (SAO) in Sao Paulo, Brazil is 18,329 kilometers (11,389 miles / 9,897 nautical miles). The estimated flight time for this route is approximately 23h, flying north northwest at a heading of 335°.

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

Time zone information: When it's 10:32 in Seoul, it's 22:32 in Sao Paulo. With a 12-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 2,345 feet between the two airports. Campo de Marte Airport sits higher than Incheon International Airport.

The return flight from Sao Paulo (SAO) to Seoul (ICN) follows a heading of 21° (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 Campo de Marte Airport (SAO) detail pages, or use our flight duration calculator to compare other routes.