The flight distance from San Francisco International Airport (SFO) in San Francisco, United States to Ganzhou (YZY) in Zhangye, China is 10,444 kilometers (6,490 miles / 5,640 nautical miles). The estimated flight time for this route is approximately 13h, flying north northwest at a heading of 328°.

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 01:11 in San Francisco, it's 17:11 in Zhangye. 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.

There is a significant elevation difference of 5,267 feet between the two airports. Ganzhou sits higher than San Francisco International Airport. Travelers arriving at the higher-elevation airport should be aware of potential altitude effects.

The return flight from Zhangye (YZY) to San Francisco (SFO) 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 Francisco International Airport (SFO) and Ganzhou (YZY) detail pages, or use our flight duration calculator to compare other routes.