The flight distance from Chek Lap Kok International Airport (HKG) in Hong Kong, Hong Kong to John Wayne/Orange County Airport (SNA) in Santa Ana, United States is 11,721 kilometers (7,283 miles / 6,329 nautical miles). The estimated flight time for this route is approximately 15h, flying northeast at a heading of 43°.

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 Hong Kong with United States. It is an intercontinental flight between Asia and North America. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 00:11 in Hong Kong, it's 08:11 in Santa Ana. 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 Santa Ana (SNA) to Hong Kong (HKG) follows a heading of 311° (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 Chek Lap Kok International Airport (HKG) and John Wayne/Orange County Airport (SNA) detail pages, or use our flight duration calculator to compare other routes.