Distance From Sihanoukville International Airport to Zhengzhou Xinzheng International Airport, KOS - CGO Distance

The distance from Sihanoukville International Airport (KOS) to Zhengzhou Xinzheng International Airport (CGO) is 1777 miles or 2859 kilometers or 1543 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 Zhengzhou ( China )?

A one-way nonstop (direct) flight between Preah Sihanouk and Zhengzhou takes around 4 hours 5 minutes.

Estimated flight time from Sihanoukville International Airport, Preah Sihanouk, Cambodia to Zhengzhou Xinzheng International Airport, Zhengzhou, China is 4 hours 5 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 - CGO

Kilometers		2859 km
Statute Miles		1777 miles
Nautical Miles		1543 nm
Avg. Time of Flight		4 hours 5 minutes

Sihanoukville International Airport to Zhengzhou Xinzheng International Airport Flight Route Map - KOS to CGO Flight Path

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

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

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

Time Difference Between the Airports • KOS - CGO

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

Location	Local Time
Preah Sihanouk (Cambodia)	2026-01-29, 11:30:02 +07
Zhengzhou (China)	2026-01-29, 12:30:02 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

Zhengzhou Xinzheng International Airport (CGO / ZHCC) Zhengzhou, China