The flight distance from Semnan Airport (SNX) in Semnan, Iran to Nuevo Aeropuerto Internacional Mariscal Sucre (UIO) in Quito, Ecuador is 13,672 kilometers (8,495 miles / 7,382 nautical miles). The estimated flight time for this route is approximately 17h, flying west northwest at a heading of 297°.

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 Iran with Ecuador. 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 15:07 in Semnan, it's 06:37 in Quito. With a 8.5-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 5,535 feet between the two airports. Nuevo Aeropuerto Internacional Mariscal Sucre sits higher than Semnan Airport. Travelers arriving at the higher-elevation airport should be aware of potential altitude effects.

The return flight from Quito (UIO) to Semnan (SNX) follows a heading of 46° (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 Semnan Airport (SNX) and Nuevo Aeropuerto Internacional Mariscal Sucre (UIO) detail pages, or use our flight duration calculator to compare other routes.