Distance From C 821 Heliport to Mattala Rajapaksa International Airport

The distance from C 821 Heliport () to Mattala Rajapaksa International Airport (HRI) is 3643 miles or 5862 kilometers or 3163 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 Wonhyo-san Mt. ( South Korea ) to Mattala ( Sri Lanka )?

A one-way nonstop (direct) flight between Wonhyo-san Mt. and Mattala takes around 8 hours 22 minutes.

Estimated flight time from C 821 Heliport, Wonhyo-san Mt., South Korea to Mattala Rajapaksa International Airport, Mattala, Sri Lanka is 8 hours 22 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 • - HRI

Kilometers		5862 km
Statute Miles		3643 miles
Nautical Miles		3163 nm
Avg. Time of Flight		8 hours 22 minutes

C 821 Heliport to Mattala Rajapaksa International Airport Flight Route Map - to HRI Flight Path

Location of C 821 Heliport & Mattala Rajapaksa International Airport is given below.
Click the map to view Wonhyo-san Mt. to Mattala nonstop flight path and travel direction.

Click to see flight route on Google Map between Wonhyo-san Mt., South Korea and Mattala, Sri Lanka. .

Nonstop flight route between Wonhyo-san Mt., South Korea and Mattala, Sri Lanka.

Time Difference Between the Airports • - HRI

Time difference between Wonhyo-san Mt. (South Korea) and Mattala (Sri Lanka) is 3 Hours 30 Minutes.
Mattala time is 3 Hours 30 Minutes behind Wonhyo-san Mt..

Location	Local Time
Wonhyo-san Mt. (South Korea)	2026-04-30, 00:29:19 KST
Mattala (Sri Lanka)	2026-04-29, 20:59:19 +0530

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 821 Heliport ( / ) Wonhyo-san Mt., South Korea

Destination

Mattala Rajapaksa International Airport (HRI / VCRI) Mattala, Sri Lanka