Distance From Naukati Bay Seaplane Base to Jeju International Airport, NKI - CJU Distance

The distance from Naukati Bay Seaplane Base (NKI) to Jeju International Airport (CJU) is 4704 miles or 7570 kilometers or 4085 nautical miles.

The distance shown below is direct flight distance between airports. Straight-line distance does not account for the surface between the two points. It is the distance a bird or airplane would travel between the two points when flying above the surface. The straight line distance is the direct route between two points, regardless of whether or not there are roads that connect them.

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How long does it take to travel from Tuxekan Island ( United States ) to Jeju City ( South Korea )?

A one-way nonstop (direct) flight between Tuxekan Island and Jeju City takes around 10 hours 48 minutes.

Estimated flight time from Naukati Bay Seaplane Base, Tuxekan Island, United States to Jeju International Airport, Jeju City, South Korea is 10 hours 48 minutes under avarage conditions. Your actual flying time may vary depending on wind direction/speed or weather conditions. This calculation does not include the departure and landing times of the aircraft. In addition, it does not cover the person identity check, ticket check-in and baggage collection times at the airport.

Travel Distance Between the Airports • NKI - CJU

Kilometers		7570 km
Statute Miles		4704 miles
Nautical Miles		4085 nm
Avg. Time of Flight		10 hours 48 minutes

Naukati Bay Seaplane Base to Jeju International Airport Flight Route Map - NKI to CJU Flight Path

Location of Naukati Bay Seaplane Base & Jeju International Airport is given below.
Click the map to view Tuxekan Island to Jeju City nonstop flight path and travel direction.

Click to see flight route on Google Map between Tuxekan Island, United States and Jeju City, South Korea. .

Nonstop flight route between Tuxekan Island, United States and Jeju City, South Korea.

Time Difference Between the Airports • NKI - CJU

Time difference between Tuxekan Island (United States) and Jeju City (South Korea) is 17 Hours.
Jeju City time is 17 Hours ahead of Tuxekan Island.

Location	Local Time
Tuxekan Island (United States)	2026-06-23, 15:05:03 AKDT
Jeju City (South Korea)	2026-06-24, 08:05:03 KST

Why should you arrive 3 hours before international flight? Flyers who are traveling to an international destination should arrive at the airport earlier than domestic flyers. This is because international flights can have additional check-in requirements, like passport verification, that need to be completed before you receive your boarding pass.

Origin

Naukati Bay Seaplane Base (NKI / AK62) Tuxekan Island, United States

Destination

Jeju International Airport (CJU / RKPC) Jeju City, South Korea