The flight distance from Afonso Pena Airport (CWB) in Curitiba, Brazil to Key West Nas (Boca Chica Field) Airport (NQX) in Key West, United States is 6,577 kilometers (4,087 miles / 3,551 nautical miles). The estimated flight time for this route is approximately 9h, flying northwest at a heading of 325°.

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 Brazil 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 03:35 in Curitiba, it's 01:35 in Key West.

There is a significant elevation difference of 2,982 feet between the two airports. Key West Nas (Boca Chica Field) Airport sits lower than Afonso Pena Airport.

The return flight from Key West (NQX) to Curitiba (CWB) follows a heading of 146° (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 Afonso Pena Airport (CWB) and Key West Nas (Boca Chica Field) Airport (NQX) detail pages, or use our flight duration calculator to compare other routes.