The flight distance from Incheon International Airport (ICN) in Seoul, South Korea to Chapada Diamantina Airport (LEC) in Lencois, Brazil is 16,980 kilometers (10,551 miles / 9,169 nautical miles). The estimated flight time for this route is approximately 21h, flying north northwest at a heading of 333°.

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 07:09 in Seoul, it's 19:09 in Lencois. 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 1,653 feet between the two airports. Chapada Diamantina Airport sits higher than Incheon International Airport.

The return flight from Lencois (LEC) to Seoul (ICN) follows a heading of 22° (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 Chapada Diamantina Airport (LEC) detail pages, or use our flight duration calculator to compare other routes.