The flight distance from Seattle-Tacoma International Airport (SEA) in Seattle, United States to Tongren Fenghuang Airport (TEN) in Tongren Fenghuang Airport, China is 10,177 kilometers (6,324 miles / 5,495 nautical miles). The estimated flight time for this route is approximately 13h, flying northwest at a heading of 316°.

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 China. It is an intercontinental flight between North America and Asia. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 11:41 in Seattle, it's 03:41 in Tongren Fenghuang Airport. With a 16-hour time difference, travelers should plan for significant jet lag. It typically takes one day per hour of time difference to fully adjust.

The return flight from Tongren Fenghuang Airport (TEN) to Seattle (SEA) follows a heading of 32° (north 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 Seattle-Tacoma International Airport (SEA) and Tongren Fenghuang Airport (TEN) detail pages, or use our flight duration calculator to compare other routes.