The flight distance from Hartsfield - Jackson Atlanta International Airport (ATL) in Atlanta, United States to Mihail Kogalniceanu International Airport (CND) in Constanta, Romania is 9,013 kilometers (5,600 miles / 4,867 nautical miles). The estimated flight time for this route is approximately 12h, flying northeast at a heading of 42°.

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 Romania. It is an intercontinental flight between North America and Europe. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 05:53 in Atlanta, it's 12:53 in Constanta. With a 7-hour time difference, travelers should plan for significant jet lag. It typically takes one day per hour of time difference to fully adjust.

The return flight from Constanta (CND) to Atlanta (ATL) follows a heading of 309° (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 Hartsfield - Jackson Atlanta International Airport (ATL) and Mihail Kogalniceanu International Airport (CND) detail pages, or use our flight duration calculator to compare other routes.