The flight distance from Henri Coanda International Airport (OTP) in Bucharest, Romania to Rio Mayo Airport (ROY) in Rio Mayo, Argentina is 13,774 kilometers (8,558 miles / 7,437 nautical miles). The estimated flight time for this route is approximately 17h, flying west southwest at a heading of 237°.

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

Time zone information: When it's 20:13 in Bucharest, it's 15:13 in Rio Mayo. 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 1,470 feet between the two airports. Rio Mayo Airport sits higher than Henri Coanda International Airport.

The return flight from Rio Mayo (ROY) to Bucharest (OTP) follows a heading of 59° (east northeast). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the Henri Coanda International Airport (OTP) and Rio Mayo Airport (ROY) detail pages, or use our flight duration calculator to compare other routes.