Distance From Diamond Star Ranch Airport to Imam Khomeini International Airport

The distance from Diamond Star Ranch Airport () to Imam Khomeini International Airport (IKA) is 7144 miles or 11497 kilometers or 6204 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 Colorado City ( United States ) to Tehran ( Iran )?

A one-way nonstop (direct) flight between Colorado City and Tehran takes around 16 hours 25 minutes.

Estimated flight time from Diamond Star Ranch Airport, Colorado City, United States to Imam Khomeini International Airport, Tehran, Iran is 16 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 • - IKA

Kilometers		11497 km
Statute Miles		7144 miles
Nautical Miles		6204 nm
Avg. Time of Flight		16 hours 25 minutes

Diamond Star Ranch Airport to Imam Khomeini International Airport Flight Route Map - to IKA Flight Path

Location of Diamond Star Ranch Airport & Imam Khomeini International Airport is given below.
Click the map to view Colorado City to Tehran nonstop flight path and travel direction.

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

Nonstop flight route between Colorado City, United States and Tehran, Iran.

Time Difference Between the Airports • - IKA

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

Location	Local Time
Colorado City (United States)	2026-06-18, 20:01:06 MDT
Tehran (Iran)	2026-06-19, 05:31:06 +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

Diamond Star Ranch Airport ( / 31CD) Colorado City, United States

Destination

Imam Khomeini International Airport (IKA / OIIE) Tehran, Iran