Distance From Rainbow Ranch Airport to Mehrabad International Airport

The distance from Rainbow Ranch Airport () to Mehrabad International Airport (THR) is 6872 miles or 11059 kilometers or 5967 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 Idaho Falls ( United States ) to Tehran ( Iran )?

A one-way nonstop (direct) flight between Idaho Falls and Tehran takes around 15 hours 47 minutes.

Estimated flight time from Rainbow Ranch Airport, Idaho Falls, United States to Mehrabad International Airport, Tehran, Iran is 15 hours 47 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		11059 km
Statute Miles		6872 miles
Nautical Miles		5967 nm
Avg. Time of Flight		15 hours 47 minutes

Rainbow Ranch Airport to Mehrabad International Airport Flight Route Map - to THR Flight Path

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

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

Nonstop flight route between Idaho Falls, United States and Tehran, Iran.

Time Difference Between the Airports • - THR

Time difference between Idaho Falls (United States) and Tehran (Iran) is 10 Hours 30 Minutes.
Tehran time is 10 Hours 30 Minutes ahead of Idaho Falls.

Location	Local Time
Idaho Falls (United States)	2025-12-18, 01:00:31 MST
Tehran (Iran)	2025-12-18, 11:30:31 +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

Rainbow Ranch Airport ( / ID87) Idaho Falls, United States

Destination

Mehrabad International Airport (THR / OIII) Tehran, Iran