Distance From Circle City (New) Airport to Mehrabad International Airport, IRC - THR Distance

The distance from Circle City (New) Airport (IRC) to Mehrabad International Airport (THR) is 5375 miles or 8649 kilometers or 4667 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 Circle ( United States ) to Tehran ( Iran )?

A one-way nonstop (direct) flight between Circle and Tehran takes around 12 hours 21 minutes.

Estimated flight time from Circle City (New) Airport, Circle, United States to Mehrabad International Airport, Tehran, Iran is 12 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 • IRC - THR

Kilometers		8649 km
Statute Miles		5375 miles
Nautical Miles		4667 nm
Avg. Time of Flight		12 hours 21 minutes

Circle City (New) Airport to Mehrabad International Airport Flight Route Map - IRC to THR Flight Path

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

Click to see flight route on Google Map between Circle, United States and Tehran, Iran. .

Nonstop flight route between Circle, United States and Tehran, Iran.

Time Difference Between the Airports • IRC - THR

Time difference between Circle (United States) and Tehran (Iran) is 12 Hours 30 Minutes.
Tehran time is 12 Hours 30 Minutes ahead of Circle.

Location	Local Time
Circle (United States)	2025-12-14, 22:39:00 AKST
Tehran (Iran)	2025-12-15, 11:09:00 +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

Circle City (New) Airport (IRC / PACR) Circle, United States

Destination

Mehrabad International Airport (THR / OIII) Tehran, Iran