The flight distance from Washington Dulles International Airport (IAD) in Washington, United States to Malvinas Argentinas Airport (USH) in Ushuahia, Argentina is 10,460 kilometers (6,500 miles / 5,648 nautical miles). The estimated flight time for this route is approximately 13h, flying south at a heading of 175°.

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 United States with Argentina. 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 22:11 in Washington, it's 00:11 in Ushuahia.

The return flight from Ushuahia (USH) to Washington (IAD) follows a heading of 353° (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 Washington Dulles International Airport (IAD) and Malvinas Argentinas Airport (USH) detail pages, or use our flight duration calculator to compare other routes.