The flight distance from San Francisco International Airport (SFO) in San Francisco, United States to Guardiamarina Zanartu Airport (WPU) in Puerto Williams, Chile is 11,532 kilometers (7,165 miles / 6,227 nautical miles). The estimated flight time for this route is approximately 15h, flying south southeast at a heading of 151°.

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 Chile. It is an intercontinental flight between North America and South America. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 23:23 in San Francisco, it's 04:23 in Puerto Williams. The 5-hour time difference may cause some jet lag. Most travelers adjust within a day or two.

The return flight from Puerto Williams (WPU) to San Francisco (SFO) 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 San Francisco International Airport (SFO) and Guardiamarina Zanartu Airport (WPU) detail pages, or use our flight duration calculator to compare other routes.