Distance From Mehrabad International Airport to Jeju International Airport, THR - CJU Distance

The distance from Mehrabad International Airport (THR) to Jeju International Airport (CJU) is 4167 miles or 6706 kilometers or 3619 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 Tehran ( Iran ) to Jeju City ( South Korea )?

A one-way nonstop (direct) flight between Tehran and Jeju City takes around 9 hours 34 minutes.

Estimated flight time from Mehrabad International Airport, Tehran, Iran to Jeju International Airport, Jeju City, South Korea is 9 hours 34 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 • THR - CJU

Kilometers		6706 km
Statute Miles		4167 miles
Nautical Miles		3619 nm
Avg. Time of Flight		9 hours 34 minutes

Mehrabad International Airport to Jeju International Airport Flight Route Map - THR to CJU Flight Path

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

Click to see flight route on Google Map between Tehran, Iran and Jeju City, South Korea. .

Nonstop flight route between Tehran, Iran and Jeju City, South Korea.

Time Difference Between the Airports • THR - CJU

Time difference between Tehran (Iran) and Jeju City (South Korea) is 5 Hours 30 Minutes.
Jeju City time is 5 Hours 30 Minutes ahead of Tehran.

Location	Local Time
Tehran (Iran)	2025-12-15, 08:56:04 +0330
Jeju City (South Korea)	2025-12-15, 14:26:04 KST

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

Mehrabad International Airport (THR / OIII) Tehran, Iran

Destination

Jeju International Airport (CJU / RKPC) Jeju City, South Korea