The flight distance from General Edward Lawrence Logan International Airport (BOS) in Boston, United States to Necochea Airport (NEC) in Necochea, Argentina is 9,073 kilometers (5,638 miles / 4,899 nautical miles). The estimated flight time for this route is approximately 12h, flying south at a heading of 170°.

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 22:10 in Boston, it's 00:10 in Necochea.

The return flight from Necochea (NEC) to Boston (BOS) follows a heading of 351° (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 General Edward Lawrence Logan International Airport (BOS) and Necochea Airport (NEC) detail pages, or use our flight duration calculator to compare other routes.