Distance From Johnson Ranch Airport to Mehrabad International Airport

The distance from Johnson Ranch Airport () to Mehrabad International Airport (THR) is 7373 miles or 11865 kilometers or 6402 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 Le Grand ( United States ) to Tehran ( Iran )?

A one-way nonstop (direct) flight between Le Grand and Tehran takes around 16 hours 57 minutes.

Estimated flight time from Johnson Ranch Airport, Le Grand, United States to Mehrabad International Airport, Tehran, Iran is 16 hours 57 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		11865 km
Statute Miles		7373 miles
Nautical Miles		6402 nm
Avg. Time of Flight		16 hours 57 minutes

Johnson Ranch Airport to Mehrabad International Airport Flight Route Map - to THR Flight Path

Location of Johnson Ranch Airport & Mehrabad International Airport is given below.
Click the map to view Le Grand to Tehran nonstop flight path and travel direction.

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

Nonstop flight route between Le Grand, United States and Tehran, Iran.

Time Difference Between the Airports • - THR

Time difference between Le Grand (United States) and Tehran (Iran) is 10 Hours 30 Minutes.
Tehran time is 10 Hours 30 Minutes ahead of Le Grand.

Location	Local Time
Le Grand (United States)	2026-06-15, 08:33:25 PDT
Tehran (Iran)	2026-06-15, 19:03:25 +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

Johnson Ranch Airport ( / ) Le Grand, United States

Destination

Mehrabad International Airport (THR / OIII) Tehran, Iran