The flight distance from Denis Island Airport (DEI) in Denis Island, Seychelles to Nuevo Aeropuerto Internacional Mariscal Sucre (UIO) in Quito, Ecuador is 14,889 kilometers (9,251 miles / 8,039 nautical miles). The estimated flight time for this route is approximately 19h, flying west at a heading of 266°.

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 Seychelles with Ecuador. It is an intercontinental flight between Africa and South America. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 16:27 in Denis Island, it's 07:27 in Quito. With a 9-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 9,190 feet between the two airports. Nuevo Aeropuerto Internacional Mariscal Sucre sits higher than Denis Island Airport. Travelers arriving at the higher-elevation airport should be aware of potential altitude effects.

The return flight from Quito (UIO) to Denis Island (DEI) follows a heading of 95° (east). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the Denis Island Airport (DEI) and Nuevo Aeropuerto Internacional Mariscal Sucre (UIO) detail pages, or use our flight duration calculator to compare other routes.