Distance From Imam Khomeini International Airport to Incheon International Airport, IKA - ICN Distance

The distance from Imam Khomeini International Airport (IKA) to Incheon International Airport (ICN) is 4069 miles or 6548 kilometers or 3534 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 Seoul ( South Korea )?

A one-way nonstop (direct) flight between Tehran and Seoul takes around 9 hours 21 minutes.

Estimated flight time from Imam Khomeini International Airport, Tehran, Iran to Incheon International Airport, Seoul, South Korea is 9 hours 21 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 - ICN

Kilometers		6548 km
Statute Miles		4069 miles
Nautical Miles		3534 nm
Avg. Time of Flight		9 hours 21 minutes

Imam Khomeini International Airport to Incheon International Airport Flight Route Map - IKA to ICN Flight Path

Location of Imam Khomeini International Airport & Incheon International Airport is given below.
Click the map to view Tehran to Seoul nonstop flight path and travel direction.

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

Nonstop flight route between Tehran, Iran and Seoul, South Korea.

Time Difference Between the Airports • IKA - ICN

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

Location	Local Time
Tehran (Iran)	2025-12-14, 10:13:05 +0330
Seoul (South Korea)	2025-12-14, 15:43:05 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

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

Destination

Incheon International Airport (ICN / RKSI) Seoul, South Korea