The flight distance from Denver International Airport (DEN) in Denver, United States to Glentanner Airport (GTN) in Glentanner Station, New Zealand is 12,617 kilometers (7,840 miles / 6,813 nautical miles). The estimated flight time for this route is approximately 16h, flying southwest at a heading of 232°.

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 18:35 in Denver, it's 14:35 in Glentanner Station. 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 3,610 feet between the two airports. Glentanner Airport sits lower than Denver International Airport. Travelers arriving at the higher-elevation airport should be aware of potential altitude effects.

The return flight from Glentanner Station (GTN) to Denver (DEN) follows a heading of 57° (east 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 Denver International Airport (DEN) and Glentanner Airport (GTN) detail pages, or use our flight duration calculator to compare other routes.