Distance From Knox County Regional Airport to Mehrabad International Airport, RKD - THR Distance

The distance from Knox County Regional Airport (RKD) to Mehrabad International Airport (THR) is 5781 miles or 9304 kilometers or 5021 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 Rockland ( United States ) to Tehran ( Iran )?

A one-way nonstop (direct) flight between Rockland and Tehran takes around 13 hours 17 minutes.

Estimated flight time from Knox County Regional Airport, Rockland, United States to Mehrabad International Airport, Tehran, Iran is 13 hours 17 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 • RKD - THR

Kilometers		9304 km
Statute Miles		5781 miles
Nautical Miles		5021 nm
Avg. Time of Flight		13 hours 17 minutes

Knox County Regional Airport to Mehrabad International Airport Flight Route Map - RKD to THR Flight Path

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

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

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

Time Difference Between the Airports • RKD - THR

Time difference between Rockland (United States) and Tehran (Iran) is 7 Hours 30 Minutes.
Tehran time is 7 Hours 30 Minutes ahead of Rockland.

Location	Local Time
Rockland (United States)	2026-03-20, 16:16:47 EDT
Tehran (Iran)	2026-03-20, 23:46:47 +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

Knox County Regional Airport (RKD / KRKD) Rockland, United States

Destination

Mehrabad International Airport (THR / OIII) Tehran, Iran