Distance From Mid-Columbia Medical Center Heliport to Mehrabad International Airport

The distance from Mid-Columbia Medical Center Heliport () to Mehrabad International Airport (THR) is 6802 miles or 10946 kilometers or 5907 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 The Dalles ( United States ) to Tehran ( Iran )?

A one-way nonstop (direct) flight between The Dalles and Tehran takes around 15 hours 38 minutes.

Estimated flight time from Mid-Columbia Medical Center Heliport, The Dalles, United States to Mehrabad International Airport, Tehran, Iran is 15 hours 38 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		10946 km
Statute Miles		6802 miles
Nautical Miles		5907 nm
Avg. Time of Flight		15 hours 38 minutes

Mid-Columbia Medical Center Heliport to Mehrabad International Airport Flight Route Map - to THR Flight Path

Location of Mid-Columbia Medical Center Heliport & Mehrabad International Airport is given below.
Click the map to view The Dalles to Tehran nonstop flight path and travel direction.

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

Nonstop flight route between The Dalles, United States and Tehran, Iran.

Time Difference Between the Airports • - THR

Time difference between The Dalles (United States) and Tehran (Iran) is 9 Hours 30 Minutes.
Tehran time is 9 Hours 30 Minutes ahead of The Dalles.

Location	Local Time
The Dalles (United States)	2026-03-22, 04:31:24 MDT
Tehran (Iran)	2026-03-22, 14:01:24 +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

Mid-Columbia Medical Center Heliport ( / 09OR) The Dalles, United States

Destination

Mehrabad International Airport (THR / OIII) Tehran, Iran