The flight distance from Sioux Gateway/Brig General Bud Day Field (SUX) in Sioux City, United States to Nuevo Aeropuerto Internacional Mariscal Sucre (UIO) in Quito, Ecuador is 5,061 kilometers (3,145 miles / 2,733 nautical miles). The estimated flight time for this route is approximately 7h, flying south southeast at a heading of 154°.

This is a long-haul route typically operated by wide-body aircraft such as the Boeing 777 or Airbus A350. Full meal service, in-flight entertainment, and comfort amenities are standard.

This is an international route connecting United States with Ecuador. It is an intercontinental flight between North America and South America. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 05:28 in Sioux City, it's 06:28 in Quito.

There is a significant elevation difference of 8,102 feet between the two airports. Nuevo Aeropuerto Internacional Mariscal Sucre sits higher than Sioux Gateway/Brig General Bud Day Field. Travelers arriving at the higher-elevation airport should be aware of potential altitude effects.

The return flight from Quito (UIO) to Sioux City (SUX) follows a heading of 341° (north 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 Sioux Gateway/Brig General Bud Day Field (SUX) and Nuevo Aeropuerto Internacional Mariscal Sucre (UIO) detail pages, or use our flight duration calculator to compare other routes.