The flight distance from Portland International Airport (PDX) in Portland, United States to Ngoma Airport (ZGM) in Ngoma, Zambia is 15,610 kilometers (9,700 miles / 8,429 nautical miles). The estimated flight time for this route is approximately 19h, flying northeast at a heading of 52°.

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 Zambia. 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 21:45 in Portland, it's 07:45 in Ngoma. 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 3,369 feet between the two airports. Ngoma Airport sits higher than Portland International Airport.

The return flight from Ngoma (ZGM) to Portland (PDX) 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 Portland International Airport (PDX) and Ngoma Airport (ZGM) detail pages, or use our flight duration calculator to compare other routes.