The flight distance from Kansai International Airport (KIX) in Osaka, Japan to Leon Airport (LEN) in Leon, Spain is 10,573 kilometers (6,570 miles / 5,709 nautical miles). The estimated flight time for this route is approximately 13h, flying north northwest at a heading of 332°.

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 Japan with Spain. It is an intercontinental flight between Asia and Europe. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 04:36 in Osaka, it's 20:36 in Leon. With a 8-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 2,980 feet between the two airports. Leon Airport sits higher than Kansai International Airport.

The return flight from Leon (LEN) to Osaka (KIX) follows a heading of 31° (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 Kansai International Airport (KIX) and Leon Airport (LEN) detail pages, or use our flight duration calculator to compare other routes.