The flight distance from Jorge Newbery Airpark (AEP) in Buenos Aires, Argentina to Henry Post Army Air Field (Fort Sill) Airport (FSI) in Fort Sill, United States is 8,747 kilometers (5,435 miles / 4,723 nautical miles). The estimated flight time for this route is approximately 11h, flying north northwest at a heading of 327°.

This is a long-haul route typically operated by wide-body aircraft such as the Boeing 777 or Airbus A350. Full meal service, in-flight entertainment, and comfort amenities are standard.

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 22:21 in Buenos Aires, it's 19:21 in Fort Sill. The 3-hour time difference may cause some jet lag. Most travelers adjust within a day or two.

There is a significant elevation difference of 1,170 feet between the two airports. Henry Post Army Air Field (Fort Sill) Airport sits higher than Jorge Newbery Airpark.

The return flight from Fort Sill (FSI) to Buenos Aires (AEP) follows a heading of 147° (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 Jorge Newbery Airpark (AEP) and Henry Post Army Air Field (Fort Sill) Airport (FSI) detail pages, or use our flight duration calculator to compare other routes.