The flight distance from Christchurch International Airport (CHC) in Christchurch, New Zealand to Key West Nas (Boca Chica Field) Airport (NQX) in Key West, United States is 13,093 kilometers (8,136 miles / 7,070 nautical miles). The estimated flight time for this route is approximately 16h, flying east at a heading of 81°.

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

Time zone information: When it's 22:11 in Christchurch, it's 04:11 in Key West. With a 18-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 Key West (NQX) to Christchurch (CHC) follows a heading of 232° (southwest). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the Christchurch International Airport (CHC) and Key West Nas (Boca Chica Field) Airport (NQX) detail pages, or use our flight duration calculator to compare other routes.