Distance From Lethem Airport to Mehrabad International Airport, LTM - THR Distance

The distance from Lethem Airport (LTM) to Mehrabad International Airport (THR) is 7250 miles or 11667 kilometers or 6296 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 Lethem ( Guyana ) to Tehran ( Iran )?

A one-way nonstop (direct) flight between Lethem and Tehran takes around 16 hours 40 minutes.

Estimated flight time from Lethem Airport, Lethem, Guyana to Mehrabad International Airport, Tehran, Iran is 16 hours 40 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 • LTM - THR

Kilometers		11667 km
Statute Miles		7250 miles
Nautical Miles		6296 nm
Avg. Time of Flight		16 hours 40 minutes

Lethem Airport to Mehrabad International Airport Flight Route Map - LTM to THR Flight Path

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

Click to see flight route on Google Map between Lethem, Guyana and Tehran, Iran. .

Nonstop flight route between Lethem, Guyana and Tehran, Iran.

Time Difference Between the Airports • LTM - THR

Time difference between Lethem (Guyana) and Tehran (Iran) is 7 Hours 30 Minutes.
Tehran time is 7 Hours 30 Minutes ahead of Lethem.

Location	Local Time
Lethem (Guyana)	2026-05-01, 00:22:27 -04
Tehran (Iran)	2026-05-01, 07:52:27 +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

Lethem Airport (LTM / SYLT) Lethem, Guyana

Destination

Mehrabad International Airport (THR / OIII) Tehran, Iran