Distance From Onotoa Airport to Mehrabad International Airport, OOT - THR Distance

The distance from Onotoa Airport (OOT) to Mehrabad International Airport (THR) is 8177 miles or 13159 kilometers or 7101 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 Tehran ( Iran )?

A one-way nonstop (direct) flight between Onotoa and Tehran takes around 18 hours 47 minutes.

Estimated flight time from Onotoa Airport, Onotoa, Kiribati to Mehrabad International Airport, Tehran, Iran is 18 hours 47 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 - THR

Kilometers		13159 km
Statute Miles		8177 miles
Nautical Miles		7101 nm
Avg. Time of Flight		18 hours 47 minutes

Onotoa Airport to Mehrabad International Airport Flight Route Map - OOT to THR Flight Path

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

Click to see flight route on Google Map between Onotoa, Kiribati and Tehran, Iran. .

Nonstop flight route between Onotoa, Kiribati and Tehran, Iran.

Time Difference Between the Airports • OOT - THR

Time difference between Onotoa (Kiribati) and Tehran (Iran) is 8 Hours 30 Minutes.
Tehran time is 8 Hours 30 Minutes behind Onotoa.

Location	Local Time
Onotoa (Kiribati)	2026-06-21, 21:59:04 +12
Tehran (Iran)	2026-06-21, 13:29:04 +0330

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

Mehrabad International Airport (THR / OIII) Tehran, Iran