Distance From Port Williams Seaplane Base to Hangzhou Xiaoshan International Airport, KPR - HGH Distance

The distance from Port Williams Seaplane Base (KPR) to Hangzhou Xiaoshan International Airport (HGH) is 4357 miles or 7012 kilometers or 3784 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 Port Williams ( United States ) to Hangzhou ( China )?

A one-way nonstop (direct) flight between Port Williams and Hangzhou takes around 10 hours 1 minutes.

Estimated flight time from Port Williams Seaplane Base, Port Williams, United States to Hangzhou Xiaoshan International Airport, Hangzhou, China is 10 hours 1 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 • KPR - HGH

Kilometers		7012 km
Statute Miles		4357 miles
Nautical Miles		3784 nm
Avg. Time of Flight		10 hours 1 minutes

Port Williams Seaplane Base to Hangzhou Xiaoshan International Airport Flight Route Map - KPR to HGH Flight Path

Location of Port Williams Seaplane Base & Hangzhou Xiaoshan International Airport is given below.
Click the map to view Port Williams to Hangzhou nonstop flight path and travel direction.

Click to see flight route on Google Map between Port Williams, United States and Hangzhou, China. .

Nonstop flight route between Port Williams, United States and Hangzhou, China.

Time Difference Between the Airports • KPR - HGH

Time difference between Port Williams (United States) and Hangzhou (China) is 16 Hours.
Hangzhou time is 16 Hours ahead of Port Williams.

Location	Local Time
Port Williams (United States)	2026-08-08, 00:47:44 AKDT
Hangzhou (China)	2026-08-08, 16:47:44 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

Port Williams Seaplane Base (KPR / KPR) Port Williams, United States

Destination

Hangzhou Xiaoshan International Airport (HGH / ZSHC) Hangzhou, China