Distance From Okueigenji Keiryunosato Rest Area Emergency Heliport to Mattala Rajapaksa International Airport

The distance from Okueigenji Keiryunosato Rest Area Emergency Heliport () to Mattala Rajapaksa International Airport (HRI) is 4024 miles or 6475 kilometers or 3494 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 Higashiomi ( Japan ) to Mattala ( Sri Lanka )?

A one-way nonstop (direct) flight between Higashiomi and Mattala takes around 9 hours 15 minutes.

Estimated flight time from Okueigenji Keiryunosato Rest Area Emergency Heliport, Higashiomi, Japan to Mattala Rajapaksa International Airport, Mattala, Sri Lanka is 9 hours 15 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		6475 km
Statute Miles		4024 miles
Nautical Miles		3494 nm
Avg. Time of Flight		9 hours 15 minutes

Okueigenji Keiryunosato Rest Area Emergency Heliport to Mattala Rajapaksa International Airport Flight Route Map - to HRI Flight Path

Location of Okueigenji Keiryunosato Rest Area Emergency Heliport & Mattala Rajapaksa International Airport is given below.
Click the map to view Higashiomi to Mattala nonstop flight path and travel direction.

Click to see flight route on Google Map between Higashiomi, Japan and Mattala, Sri Lanka. .

Nonstop flight route between Higashiomi, Japan and Mattala, Sri Lanka.

Time Difference Between the Airports • - HRI

Time difference between Higashiomi (Japan) and Mattala (Sri Lanka) is 3 Hours 30 Minutes.
Mattala time is 3 Hours 30 Minutes behind Higashiomi.

Location	Local Time
Higashiomi (Japan)	2026-05-05, 01:28:28 JST
Mattala (Sri Lanka)	2026-05-04, 21:58:28 +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

Okueigenji Keiryunosato Rest Area Emergency Heliport ( / ) Higashiomi, Japan

Destination

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