The flight distance from Jorge Newbery Airpark (AEP) in Buenos Aires, Argentina to San Luis Valley Regional/Bergman Field (ALS) in Alamosa, United States is 9,387 kilometers (5,833 miles / 5,068 nautical miles). The estimated flight time for this route is approximately 12h, flying northwest at a heading of 324°.

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 13:36 in Buenos Aires, it's 09:36 in Alamosa. 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 7,522 feet between the two airports. San Luis Valley Regional/Bergman Field sits higher than Jorge Newbery Airpark. Travelers arriving at the higher-elevation airport should be aware of potential altitude effects.

The return flight from Alamosa (ALS) to Buenos Aires (AEP) follows a heading of 142° (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 San Luis Valley Regional/Bergman Field (ALS) detail pages, or use our flight duration calculator to compare other routes.