The flight distance from Presidente Juscelino Kubistschek International Airport (BSB) in Brasilia, Brazil to South Big Horn County Airport (GEY) in Greybull, United States is 9,051 kilometers (5,624 miles / 4,887 nautical miles). The estimated flight time for this route is approximately 12h, flying northwest at a heading of 321°.

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 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 17:57 in Brasilia, it's 13:57 in Greybull. The 4-hour time difference may cause some jet lag. Most travelers adjust within a day or two.

The return flight from Greybull (GEY) to Brasilia (BSB) follows a heading of 122° (east 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 Presidente Juscelino Kubistschek International Airport (BSB) and South Big Horn County Airport (GEY) detail pages, or use our flight duration calculator to compare other routes.