The flight distance from St Louis Lambert International Airport (STL) in St Louis, United States to Santa Terezinha Airport (STZ) in Santa Terezinha, Brazil is 6,853 kilometers (4,258 miles / 3,700 nautical miles). The estimated flight time for this route is approximately 9h, flying southeast at a heading of 134°.

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

Time zone information: When it's 20:51 in St Louis, it's 23:51 in Santa Terezinha. The 3-hour time difference may cause some jet lag. Most travelers adjust within a day or two.

The return flight from Santa Terezinha (STZ) to St Louis (STL) follows a heading of 325° (northwest). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the St Louis Lambert International Airport (STL) and Santa Terezinha Airport (STZ) detail pages, or use our flight duration calculator to compare other routes.