The flight distance from Incheon International Airport (ICN) in Seoul, South Korea to Kaitaia Airport (KAT) in Kaitaia, New Zealand is 9,402 kilometers (5,842 miles / 5,077 nautical miles). The estimated flight time for this route is approximately 12h, flying southeast at a heading of 143°.

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

Time zone information: When it's 21:43 in Seoul, it's 01:43 in Kaitaia. The 4-hour time difference may cause some jet lag. Most travelers adjust within a day or two.

The return flight from Kaitaia (KAT) to Seoul (ICN) follows a heading of 324° (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 Incheon International Airport (ICN) and Kaitaia Airport (KAT) detail pages, or use our flight duration calculator to compare other routes.