Distance From Grabtsevo Airport to Mehrabad International Airport, KLF - THR Distance

The distance from Grabtsevo Airport (KLF) to Mehrabad International Airport (THR) is 1486 miles or 2392 kilometers or 1291 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 Kaluga ( Russia ) to Tehran ( Iran )?

A one-way nonstop (direct) flight between Kaluga and Tehran takes around 3 hours 25 minutes.

Estimated flight time from Grabtsevo Airport, Kaluga, Russia to Mehrabad International Airport, Tehran, Iran is 3 hours 25 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 • KLF - THR

Kilometers		2392 km
Statute Miles		1486 miles
Nautical Miles		1291 nm
Avg. Time of Flight		3 hours 25 minutes

Grabtsevo Airport to Mehrabad International Airport Flight Route Map - KLF to THR Flight Path

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

Click to see flight route on Google Map between Kaluga, Russia and Tehran, Iran. .

Nonstop flight route between Kaluga, Russia and Tehran, Iran.

Time Difference Between the Airports • KLF - THR

Time difference between Kaluga (Russia) and Tehran (Iran) is 0 Hours 30 Minutes.
Tehran time is 0 Hours 30 Minutes ahead of Kaluga.

Location	Local Time
Kaluga (Russia)	2026-03-16, 00:12:40 MSK
Tehran (Iran)	2026-03-16, 00:42:40 +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

Grabtsevo Airport (KLF / UUBC) Kaluga, Russia

Destination

Mehrabad International Airport (THR / OIII) Tehran, Iran