Distance From C 504 Heliport to Chiang Mai International Airport

The distance from C 504 Heliport () to Chiang Mai International Airport (CNX) is 2078 miles or 3344 kilometers or 1805 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 Reno Hills ( South Korea ) to Chiang Mai ( Thailand )?

A one-way nonstop (direct) flight between Reno Hills and Chiang Mai takes around 4 hours 46 minutes.

Estimated flight time from C 504 Heliport, Reno Hills, South Korea to Chiang Mai International Airport, Chiang Mai, Thailand is 4 hours 46 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 • - CNX

Kilometers		3344 km
Statute Miles		2078 miles
Nautical Miles		1805 nm
Avg. Time of Flight		4 hours 46 minutes

C 504 Heliport to Chiang Mai International Airport Flight Route Map - to CNX Flight Path

Location of C 504 Heliport & Chiang Mai International Airport is given below.
Click the map to view Reno Hills to Chiang Mai nonstop flight path and travel direction.

Click to see flight route on Google Map between Reno Hills, South Korea and Chiang Mai, Thailand. .

Nonstop flight route between Reno Hills, South Korea and Chiang Mai, Thailand.

Time Difference Between the Airports • - CNX

Time difference between Reno Hills (South Korea) and Chiang Mai (Thailand) is 2 Hours.
Chiang Mai time is 2 Hours behind Reno Hills.

Location	Local Time
Reno Hills (South Korea)	2026-06-16, 02:12:10 KST
Chiang Mai (Thailand)	2026-06-16, 00:12:10 +07

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

C 504 Heliport ( / RK4A) Reno Hills, South Korea

Destination

Chiang Mai International Airport (CNX / VTCC) Chiang Mai, Thailand