Distance From N 318 Helipad to Sanya Phoenix International Airport

The distance from N 318 Helipad () to Sanya Phoenix International Airport (SYX) is 1510 miles or 2429 kilometers or 1311 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 Udo Island ( South Korea ) to Sanya (Tianya) ( China )?

A one-way nonstop (direct) flight between Udo Island and Sanya (Tianya) takes around 3 hours 28 minutes.

Estimated flight time from N 318 Helipad, Udo Island, South Korea to Sanya Phoenix International Airport, Sanya (Tianya), China is 3 hours 28 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 • - SYX

Kilometers		2429 km
Statute Miles		1510 miles
Nautical Miles		1311 nm
Avg. Time of Flight		3 hours 28 minutes

N 318 Helipad to Sanya Phoenix International Airport Flight Route Map - to SYX Flight Path

Location of N 318 Helipad & Sanya Phoenix International Airport is given below.
Click the map to view Udo Island to Sanya (Tianya) nonstop flight path and travel direction.

Click to see flight route on Google Map between Udo Island, South Korea and Sanya (Tianya), China. .

Nonstop flight route between Udo Island, South Korea and Sanya (Tianya), China.

Time Difference Between the Airports • - SYX

Time difference between Udo Island (South Korea) and Sanya (Tianya) (China) is 1 Hours.
Sanya (Tianya) time is 1 Hours behind Udo Island.

Location	Local Time
Udo Island (South Korea)	2026-04-29, 23:11:10 KST
Sanya (Tianya) (China)	2026-04-29, 22:11:10 CST

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

N 318 Helipad ( / ) Udo Island, South Korea

Destination

Sanya Phoenix International Airport (SYX / ZJSY) Sanya (Tianya), China