The flight distance from Rio Mayo Airport (ROY) in Rio Mayo, Argentina to San Francisco International Airport (SFO) in San Francisco, United States is 10,628 kilometers (6,604 miles / 5,739 nautical miles). The estimated flight time for this route is approximately 14h, flying northwest at a heading of 321°.

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

Time zone information: When it's 04:11 in Rio Mayo, it's 23:11 in San Francisco. 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 1,771 feet between the two airports. San Francisco International Airport sits lower than Rio Mayo Airport.

The return flight from San Francisco (SFO) to Rio Mayo (ROY) follows a heading of 146° (south southeast). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

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