The flight distance from Aviador C. Campos Airport (CPC) in Chapelco/San Martin de los Andes, Argentina to St Louis Lambert International Airport (STL) in St Louis, United States is 8,981 kilometers (5,581 miles / 4,849 nautical miles). The estimated flight time for this route is approximately 12h, flying north northwest at a heading of 345°.

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 21:24 in Chapelco/San Martin de los Andes, it's 18:24 in St Louis. 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 1,952 feet between the two airports. St Louis Lambert International Airport sits lower than Aviador C. Campos Airport.

The return flight from St Louis (STL) to Chapelco/San Martin de los Andes (CPC) follows a heading of 165° (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 Aviador C. Campos Airport (CPC) and St Louis Lambert International Airport (STL) detail pages, or use our flight duration calculator to compare other routes.