The flight distance from Bisho Airport (BIY) in Bisho, South Africa to Seattle-Tacoma International Airport (SEA) in Seattle, United States is 16,996 kilometers (10,561 miles / 9,177 nautical miles). The estimated flight time for this route is approximately 21h, flying northwest at a heading of 311°.

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

Time zone information: When it's 14:13 in Bisho, it's 04:13 in Seattle. With a 10-hour time difference, travelers should plan for significant jet lag. It typically takes one day per hour of time difference to fully adjust.

There is a significant elevation difference of 1,518 feet between the two airports. Seattle-Tacoma International Airport sits lower than Bisho Airport.

The return flight from Seattle (SEA) to Bisho (BIY) follows a heading of 69° (east northeast). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the Bisho Airport (BIY) and Seattle-Tacoma International Airport (SEA) detail pages, or use our flight duration calculator to compare other routes.