Distance From Sakakibara Heart Institute of Okayama Heliport to Imam Khomeini International Airport

The distance from Sakakibara Heart Institute of Okayama Heliport () to Imam Khomeini International Airport (IKA) is 4529 miles or 7288 kilometers or 3933 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 Okayama ( Japan ) to Tehran ( Iran )?

A one-way nonstop (direct) flight between Okayama and Tehran takes around 10 hours 24 minutes.

Estimated flight time from Sakakibara Heart Institute of Okayama Heliport, Okayama, Japan to Imam Khomeini International Airport, Tehran, Iran is 10 hours 24 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 • - IKA

Kilometers		7288 km
Statute Miles		4529 miles
Nautical Miles		3933 nm
Avg. Time of Flight		10 hours 24 minutes

Sakakibara Heart Institute of Okayama Heliport to Imam Khomeini International Airport Flight Route Map - to IKA Flight Path

Location of Sakakibara Heart Institute of Okayama Heliport & Imam Khomeini International Airport is given below.
Click the map to view Okayama to Tehran nonstop flight path and travel direction.

Click to see flight route on Google Map between Okayama, Japan and Tehran, Iran. .

Nonstop flight route between Okayama, Japan and Tehran, Iran.

Time Difference Between the Airports • - IKA

Time difference between Okayama (Japan) and Tehran (Iran) is 5 Hours 30 Minutes.
Tehran time is 5 Hours 30 Minutes behind Okayama.

Location	Local Time
Okayama (Japan)	2026-03-21, 15:19:12 JST
Tehran (Iran)	2026-03-21, 09:49:12 +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

Sakakibara Heart Institute of Okayama Heliport ( / ) Okayama, Japan

Destination

Imam Khomeini International Airport (IKA / OIIE) Tehran, Iran