Distance From Flagstaff Pulliam International Airport to Mehrabad International Airport, FLG - THR Distance

The distance from Flagstaff Pulliam International Airport (FLG) to Mehrabad International Airport (THR) is 7422 miles or 11944 kilometers or 6445 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 Flagstaff ( United States ) to Tehran ( Iran )?

A one-way nonstop (direct) flight between Flagstaff and Tehran takes around 17 hours 3 minutes.

Estimated flight time from Flagstaff Pulliam International Airport, Flagstaff, United States to Mehrabad International Airport, Tehran, Iran is 17 hours 3 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 • FLG - THR

Kilometers		11944 km
Statute Miles		7422 miles
Nautical Miles		6445 nm
Avg. Time of Flight		17 hours 3 minutes

Flagstaff Pulliam International Airport to Mehrabad International Airport Flight Route Map - FLG to THR Flight Path

Location of Flagstaff Pulliam International Airport & Mehrabad International Airport is given below.
Click the map to view Flagstaff to Tehran nonstop flight path and travel direction.

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

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

Time Difference Between the Airports • FLG - THR

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

Location	Local Time
Flagstaff (United States)	2025-12-16, 16:16:44 MST
Tehran (Iran)	2025-12-17, 02:46:44 +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

Flagstaff Pulliam International Airport (FLG / KFLG) Flagstaff, United States

Destination

Mehrabad International Airport (THR / OIII) Tehran, Iran