The flight distance from San Diego International Airport (SAN) in San Diego, United States to Xining Caojiabu Airport (XNN) in Xining, China is 11,302 kilometers (7,023 miles / 6,103 nautical miles). The estimated flight time for this route is approximately 14h, flying north northwest at a heading of 329°.

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 02:48 in San Diego, it's 18:48 in Xining. 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 Xining (XNN) to San Diego (SAN) follows a heading of 33° (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 San Diego International Airport (SAN) and Xining Caojiabu Airport (XNN) detail pages, or use our flight duration calculator to compare other routes.