Distance From Khlong Si Airfield to Jeju International Airport

The distance from Khlong Si Airfield () to Jeju International Airport (CJU) is 2097 miles or 3375 kilometers or 1821 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 Khlong Si ( Thailand ) to Jeju City ( South Korea )?

A one-way nonstop (direct) flight between Khlong Si and Jeju City takes around 4 hours 49 minutes.

Estimated flight time from Khlong Si Airfield, Khlong Si, Thailand to Jeju International Airport, Jeju City, South Korea is 4 hours 49 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		3375 km
Statute Miles		2097 miles
Nautical Miles		1821 nm
Avg. Time of Flight		4 hours 49 minutes

Khlong Si Airfield to Jeju International Airport Flight Route Map - to CJU Flight Path

Location of Khlong Si Airfield & Jeju International Airport is given below.
Click the map to view Khlong Si to Jeju City nonstop flight path and travel direction.

Click to see flight route on Google Map between Khlong Si, Thailand and Jeju City, South Korea. .

Nonstop flight route between Khlong Si, Thailand and Jeju City, South Korea.

Time Difference Between the Airports • - CJU

Time difference between Khlong Si (Thailand) and Jeju City (South Korea) is 2 Hours.
Jeju City time is 2 Hours ahead of Khlong Si.

Location	Local Time
Khlong Si (Thailand)	2026-10-29, 00:43:25 +07
Jeju City (South Korea)	2026-10-29, 02:43:25 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

Khlong Si Airfield ( / ) Khlong Si, Thailand

Destination

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