The flight distance from Valle Del Conlara International Airport (RLO) in Merlo, Argentina to Sofia Airport (SOF) in Sofia, Bulgaria is 12,272 kilometers (7,626 miles / 6,626 nautical miles). The estimated flight time for this route is approximately 15h, flying northeast at a heading of 52°.

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 14:58 in Merlo, it's 19:58 in Sofia. The 5-hour time difference may cause some jet lag. Most travelers adjust within a day or two.

The return flight from Sofia (SOF) to Merlo (RLO) follows a heading of 244° (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 Valle Del Conlara International Airport (RLO) and Sofia Airport (SOF) detail pages, or use our flight duration calculator to compare other routes.