Distance From Sihanoukville International Airport to Hangzhou Xiaoshan International Airport, KOS - HGH Distance

The distance from Sihanoukville International Airport (KOS) to Hangzhou Xiaoshan International Airport (HGH) is 1736 miles or 2793 kilometers or 1508 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 Preah Sihanouk ( Cambodia ) to Hangzhou ( China )?

A one-way nonstop (direct) flight between Preah Sihanouk and Hangzhou takes around 3 hours 59 minutes.

Estimated flight time from Sihanoukville International Airport, Preah Sihanouk, Cambodia to Hangzhou Xiaoshan International Airport, Hangzhou, China is 3 hours 59 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 • KOS - HGH

Kilometers		2793 km
Statute Miles		1736 miles
Nautical Miles		1508 nm
Avg. Time of Flight		3 hours 59 minutes

Sihanoukville International Airport to Hangzhou Xiaoshan International Airport Flight Route Map - KOS to HGH Flight Path

Location of Sihanoukville International Airport & Hangzhou Xiaoshan International Airport is given below.
Click the map to view Preah Sihanouk to Hangzhou nonstop flight path and travel direction.

Click to see flight route on Google Map between Preah Sihanouk, Cambodia and Hangzhou, China. .

Nonstop flight route between Preah Sihanouk, Cambodia and Hangzhou, China.

Time Difference Between the Airports • KOS - HGH

Time difference between Preah Sihanouk (Cambodia) and Hangzhou (China) is 1 Hours.
Hangzhou time is 1 Hours ahead of Preah Sihanouk.

Location	Local Time
Preah Sihanouk (Cambodia)	2026-03-19, 14:52:37 +07
Hangzhou (China)	2026-03-19, 15:52:37 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

Sihanoukville International Airport (KOS / VDSV) Preah Sihanouk, Cambodia

Destination

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