The flight distance from Chengdu Shuangliu International Airport (CTU) in Chengdu, China to Portsmouth International At Pease Airport (PSM) in Portsmouth, United States is 11,807 kilometers (7,337 miles / 6,375 nautical miles). The estimated flight time for this route is approximately 15h, flying north at a heading of 356°.

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

Time zone information: When it's 18:49 in Chengdu, it's 06:49 in Portsmouth. With a 12-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 1,525 feet between the two airports. Portsmouth International At Pease Airport sits lower than Chengdu Shuangliu International Airport.

The return flight from Portsmouth (PSM) to Chengdu (CTU) follows a heading of 5° (north). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the Chengdu Shuangliu International Airport (CTU) and Portsmouth International At Pease Airport (PSM) detail pages, or use our flight duration calculator to compare other routes.