The flight distance from RAF Ascension Island (ASI) in Ascension Island, SH to Chengdu Shuangliu International Airport (CTU) in Chengdu, China is 13,163 kilometers (8,179 miles / 7,107 nautical miles). The estimated flight time for this route is approximately 16h, flying east northeast at a heading of 59°.

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 SH with China. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 04:29 in Ascension Island, it's 12:29 in Chengdu. With a 8-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 1,347 feet between the two airports. Chengdu Shuangliu International Airport sits higher than RAF Ascension Island.

The return flight from Chengdu (CTU) to Ascension Island (ASI) follows a heading of 278° (west). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the RAF Ascension Island (ASI) and Chengdu Shuangliu International Airport (CTU) detail pages, or use our flight duration calculator to compare other routes.