The flight distance from Kunming Wujiaba International Airport (KMG) in Kunming, China to Juan Santamaria International Airport (SJO) in San Jose, Costa Rica is 16,053 kilometers (9,975 miles / 8,668 nautical miles). The estimated flight time for this route is approximately 20h, flying north northeast at a heading of 12°.

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 China with Costa Rica. 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 20:08 in Kunming, it's 06:08 in San Jose. 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 3,196 feet between the two airports. Juan Santamaria International Airport sits lower than Kunming Wujiaba International Airport. Travelers arriving at the higher-elevation airport should be aware of potential altitude effects.

The return flight from San Jose (SJO) to Kunming (KMG) follows a heading of 349° (north). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the Kunming Wujiaba International Airport (KMG) and Juan Santamaria International Airport (SJO) detail pages, or use our flight duration calculator to compare other routes.