Distance From Tissa Tank Waterdrome to Mehrabad International Airport, TTW - THR Distance

The distance from Tissa Tank Waterdrome (TTW) to Mehrabad International Airport (THR) is 2782 miles or 4476 kilometers or 2416 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 Tissamaharama ( Sri Lanka ) to Tehran ( Iran )?

A one-way nonstop (direct) flight between Tissamaharama and Tehran takes around 6 hours 23 minutes.

Estimated flight time from Tissa Tank Waterdrome, Tissamaharama, Sri Lanka to Mehrabad International Airport, Tehran, Iran is 6 hours 23 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 • TTW - THR

Kilometers		4476 km
Statute Miles		2782 miles
Nautical Miles		2416 nm
Avg. Time of Flight		6 hours 23 minutes

Tissa Tank Waterdrome to Mehrabad International Airport Flight Route Map - TTW to THR Flight Path

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

Click to see flight route on Google Map between Tissamaharama, Sri Lanka and Tehran, Iran. .

Nonstop flight route between Tissamaharama, Sri Lanka and Tehran, Iran.

Time Difference Between the Airports • TTW - THR

Time difference between Tissamaharama (Sri Lanka) and Tehran (Iran) is 2 Hours.
Tehran time is 2 Hours behind Tissamaharama.

Location	Local Time
Tissamaharama (Sri Lanka)	2026-11-05, 08:29:28 +0530
Tehran (Iran)	2026-11-05, 06:29:28 +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

Tissa Tank Waterdrome (TTW / ) Tissamaharama, Sri Lanka

Destination

Mehrabad International Airport (THR / OIII) Tehran, Iran