The flight distance from Harry Reid International Airport (LAS) in Las Vegas, United States to Zanzibar Airport (ZNZ) in Kiembi Samaki, Tanzania is 15,792 kilometers (9,812 miles / 8,527 nautical miles). The estimated flight time for this route is approximately 20h, flying northeast at a heading of 44°.

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

Time zone information: When it's 21:09 in Las Vegas, it's 08:09 in Kiembi Samaki. With a 11-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 2,127 feet between the two airports. Zanzibar Airport sits lower than Harry Reid International Airport.

The return flight from Kiembi Samaki (ZNZ) to Las Vegas (LAS) 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 Harry Reid International Airport (LAS) and Zanzibar Airport (ZNZ) detail pages, or use our flight duration calculator to compare other routes.