The flight distance from Sines Airport (SIE) in Sines Airport, Portugal to Shenzhen Bao'an International Airport (SZX) in Shenzhen, China is 11,004 kilometers (6,838 miles / 5,942 nautical miles). The estimated flight time for this route is approximately 14h, 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 Portugal with China. It is an intercontinental flight between Europe and Asia. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 12:29 in Sines Airport, it's 20:29 in Shenzhen. 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.

The return flight from Shenzhen (SZX) to Sines Airport (SIE) follows a heading of 318° (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 Sines Airport (SIE) and Shenzhen Bao'an International Airport (SZX) detail pages, or use our flight duration calculator to compare other routes.