The flight distance from Juan Santamaria International Airport (SJO) in San Jose, Costa Rica to Semnan Airport (SNX) in Semnan, Iran is 13,281 kilometers (8,252 miles / 7,171 nautical miles). The estimated flight time for this route is approximately 17h, flying northeast at a heading of 39°.

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 Costa Rica with Iran. It is an intercontinental flight between North America and Asia. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 04:24 in San Jose, it's 13:54 in Semnan. With a 9.5-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 Semnan (SNX) to San Jose (SJO) follows a heading of 310° (northwest). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

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