The flight distance from Jorge Newbery Airpark (AEP) in Buenos Aires, Argentina to Northern Colorado Regional Airport (FNL) in Fort Collins/Loveland, United States is 9,608 kilometers (5,970 miles / 5,188 nautical miles). The estimated flight time for this route is approximately 12h, flying north northwest at a heading of 326°.

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 07:03 in Buenos Aires, it's 03:03 in Fort Collins/Loveland. The 4-hour time difference may cause some jet lag. Most travelers adjust within a day or two.

There is a significant elevation difference of 5,002 feet between the two airports. Northern Colorado Regional Airport sits higher than Jorge Newbery Airpark. Travelers arriving at the higher-elevation airport should be aware of potential altitude effects.

The return flight from Fort Collins/Loveland (FNL) to Buenos Aires (AEP) follows a heading of 143° (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 Northern Colorado Regional Airport (FNL) detail pages, or use our flight duration calculator to compare other routes.