The flight distance from Las Termas Airport (RHD) in Rio Hondo, Argentina to Sofia Airport (SOF) in Sofia, Bulgaria is 11,907 kilometers (7,399 miles / 6,429 nautical miles). The estimated flight time for this route is approximately 15h, flying northeast at a heading of 50°.

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

Time zone information: When it's 07:05 in Rio Hondo, it's 12:05 in Sofia. The 5-hour time difference may cause some jet lag. Most travelers adjust within a day or two.

There is a significant elevation difference of 1,472 feet between the two airports. Sofia Airport sits higher than Las Termas Airport.

The return flight from Sofia (SOF) to Rio Hondo (RHD) follows a heading of 248° (west southwest). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the Las Termas Airport (RHD) and Sofia Airport (SOF) detail pages, or use our flight duration calculator to compare other routes.