The flight distance from General Edward Lawrence Logan International Airport (BOS) in Boston, United States to Cassilandia Airport (CSS) in Cassilandia, Brazil is 7,121 kilometers (4,425 miles / 3,845 nautical miles). The estimated flight time for this route is approximately 9h, flying south southeast at a heading of 160°.

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 03:26 in Boston, it's 04:26 in Cassilandia.

There is a significant elevation difference of 1,549 feet between the two airports. Cassilandia Airport sits higher than General Edward Lawrence Logan International Airport.

The return flight from Cassilandia (CSS) to Boston (BOS) follows a heading of 344° (north 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 General Edward Lawrence Logan International Airport (BOS) and Cassilandia Airport (CSS) detail pages, or use our flight duration calculator to compare other routes.