Distance From Onotoa Airport to Mattala Rajapaksa International Airport, OOT - HRI Distance

The distance from Onotoa Airport (OOT) to Mattala Rajapaksa International Airport (HRI) is 6534 miles or 10516 kilometers or 5675 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 Onotoa ( Kiribati ) to Mattala ( Sri Lanka )?

A one-way nonstop (direct) flight between Onotoa and Mattala takes around 15 hours 1 minutes.

Estimated flight time from Onotoa Airport, Onotoa, Kiribati to Mattala Rajapaksa International Airport, Mattala, Sri Lanka is 15 hours 1 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 • OOT - HRI

Kilometers		10516 km
Statute Miles		6534 miles
Nautical Miles		5675 nm
Avg. Time of Flight		15 hours 1 minutes

Onotoa Airport to Mattala Rajapaksa International Airport Flight Route Map - OOT to HRI Flight Path

Location of Onotoa Airport & Mattala Rajapaksa International Airport is given below.
Click the map to view Onotoa to Mattala nonstop flight path and travel direction.

Click to see flight route on Google Map between Onotoa, Kiribati and Mattala, Sri Lanka. .

Nonstop flight route between Onotoa, Kiribati and Mattala, Sri Lanka.

Time Difference Between the Airports • OOT - HRI

Time difference between Onotoa (Kiribati) and Mattala (Sri Lanka) is 6 Hours 30 Minutes.
Mattala time is 6 Hours 30 Minutes behind Onotoa.

Location	Local Time
Onotoa (Kiribati)	2026-03-19, 11:35:51 +12
Mattala (Sri Lanka)	2026-03-19, 05:05:51 +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

Onotoa Airport (OOT / NGON) Onotoa, Kiribati

Destination

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