Distance From Harvey Point Defense Testing Activity Airport to Mehrabad International Airport

The distance from Harvey Point Defense Testing Activity Airport () to Mehrabad International Airport (THR) is 6445 miles or 10371 kilometers or 5597 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 Hertford ( United States ) to Tehran ( Iran )?

A one-way nonstop (direct) flight between Hertford and Tehran takes around 14 hours 48 minutes.

Estimated flight time from Harvey Point Defense Testing Activity Airport, Hertford, United States to Mehrabad International Airport, Tehran, Iran is 14 hours 48 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

Kilometers		10371 km
Statute Miles		6445 miles
Nautical Miles		5597 nm
Avg. Time of Flight		14 hours 48 minutes

Harvey Point Defense Testing Activity Airport to Mehrabad International Airport Flight Route Map - to THR Flight Path

Location of Harvey Point Defense Testing Activity Airport & Mehrabad International Airport is given below.
Click the map to view Hertford to Tehran nonstop flight path and travel direction.

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

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

Time Difference Between the Airports • - THR

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

Location	Local Time
Hertford (United States)	2026-06-18, 12:47:25 EDT
Tehran (Iran)	2026-06-18, 20:17:25 +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

Harvey Point Defense Testing Activity Airport ( / NC01) Hertford, United States

Destination

Mehrabad International Airport (THR / OIII) Tehran, Iran