Distance From Yancheng Jianhu General Airport to Jeju International Airport

The distance from Yancheng Jianhu General Airport () to Jeju International Airport (CJU) is 391 miles or 628 kilometers or 339 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 Yancheng ( China ) to Jeju City ( South Korea )?

A one-way nonstop (direct) flight between Yancheng and Jeju City takes around 0 hours 53 minutes.

Estimated flight time from Yancheng Jianhu General Airport, Yancheng, China to Jeju International Airport, Jeju City, South Korea is 0 hours 53 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 • - CJU

Kilometers		628 km
Statute Miles		391 miles
Nautical Miles		339 nm
Avg. Time of Flight		0 hours 53 minutes

Yancheng Jianhu General Airport to Jeju International Airport Flight Route Map - to CJU Flight Path

Location of Yancheng Jianhu General Airport & Jeju International Airport is given below.
Click the map to view Yancheng to Jeju City nonstop flight path and travel direction.

Click to see flight route on Google Map between Yancheng, China and Jeju City, South Korea. .

Nonstop flight route between Yancheng, China and Jeju City, South Korea.

Time Difference Between the Airports • - CJU

Time difference between Yancheng (China) and Jeju City (South Korea) is 1 Hours.
Jeju City time is 1 Hours ahead of Yancheng.

Location	Local Time
Yancheng (China)	2026-05-05, 01:49:20 CST
Jeju City (South Korea)	2026-05-05, 02:49:20 KST

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

Yancheng Jianhu General Airport ( / ) Yancheng, China

Destination

Jeju International Airport (CJU / RKPC) Jeju City, South Korea