The flight distance from Salt Lake City International Airport (SLC) in Salt Lake City, United States to Westport Airport (WSZ) in Westport Airport, New Zealand is 11,965 kilometers (7,435 miles / 6,461 nautical miles). The estimated flight time for this route is approximately 15h, flying southwest at a heading of 230°.

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

Time zone information: When it's 09:30 in Salt Lake City, it's 05:30 in Westport Airport. With a 20-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 4,218 feet between the two airports. Westport Airport sits lower than Salt Lake City International Airport.

The return flight from Westport Airport (WSZ) to Salt Lake City (SLC) follows a heading of 51° (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 Salt Lake City International Airport (SLC) and Westport Airport (WSZ) detail pages, or use our flight duration calculator to compare other routes.