The flight distance from Washington Dulles International Airport (IAD) in Washington, United States to Lake Manyara Airport (LKY) in Lake Manyara National Park, Tanzania is 12,249 kilometers (7,611 miles / 6,614 nautical miles). The estimated flight time for this route is approximately 15h, flying east northeast at a heading of 78°.

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 16:42 in Washington, it's 23:42 in Lake Manyara National Park. With a 7-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 3,838 feet between the two airports. Lake Manyara Airport sits higher than Washington Dulles International Airport.

The return flight from Lake Manyara National Park (LKY) to Washington (IAD) follows a heading of 310° (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 Washington Dulles International Airport (IAD) and Lake Manyara Airport (LKY) detail pages, or use our flight duration calculator to compare other routes.