The flight distance from Kenneth Kaunda International Airport (LUN) in Lusaka, Zambia to Seattle-Tacoma International Airport (SEA) in Seattle, United States is 15,545 kilometers (9,659 miles / 8,394 nautical miles). The estimated flight time for this route is approximately 19h, flying north northwest at a heading of 329°.

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 Zambia 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 19:55 in Lusaka, it's 10:55 in Seattle. With a 9-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 3,347 feet between the two airports. Seattle-Tacoma International Airport sits lower than Kenneth Kaunda International Airport.

The return flight from Seattle (SEA) to Lusaka (LUN) follows a heading of 47° (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 Kenneth Kaunda International Airport (LUN) and Seattle-Tacoma International Airport (SEA) detail pages, or use our flight duration calculator to compare other routes.