Distance From Johnson Island Seaplane Base to Sanya Phoenix International Airport

The distance from Johnson Island Seaplane Base () to Sanya Phoenix International Airport (SYX) is 7913 miles or 12734 kilometers or 6872 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 Mountain ( United States ) to Sanya (Tianya) ( China )?

A one-way nonstop (direct) flight between Mountain and Sanya (Tianya) takes around 18 hours 11 minutes.

Estimated flight time from Johnson Island Seaplane Base, Mountain, United States to Sanya Phoenix International Airport, Sanya (Tianya), China is 18 hours 11 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		12734 km
Statute Miles		7913 miles
Nautical Miles		6872 nm
Avg. Time of Flight		18 hours 11 minutes

Johnson Island Seaplane Base to Sanya Phoenix International Airport Flight Route Map - to SYX Flight Path

Location of Johnson Island Seaplane Base & Sanya Phoenix International Airport is given below.
Click the map to view Mountain to Sanya (Tianya) nonstop flight path and travel direction.

Click to see flight route on Google Map between Mountain, United States and Sanya (Tianya), China. .

Nonstop flight route between Mountain, United States and Sanya (Tianya), China.

Time Difference Between the Airports • - SYX

Time difference between Mountain (United States) and Sanya (Tianya) (China) is 13 Hours.
Sanya (Tianya) time is 13 Hours ahead of Mountain.

Location	Local Time
Mountain (United States)	2026-05-07, 10:14:37 CDT
Sanya (Tianya) (China)	2026-05-07, 23:14:37 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

Johnson Island Seaplane Base ( / WS82) Mountain, United States

Destination

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