Distance From Rosecrans Memorial Airport to Imam Khomeini International Airport, STJ - IKA Distance

The distance from Rosecrans Memorial Airport (STJ) to Imam Khomeini International Airport (IKA) is 6810 miles or 10960 kilometers or 5914 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 St Joseph ( United States ) to Tehran ( Iran )?

A one-way nonstop (direct) flight between St Joseph and Tehran takes around 15 hours 39 minutes.

Estimated flight time from Rosecrans Memorial Airport, St Joseph, United States to Imam Khomeini International Airport, Tehran, Iran is 15 hours 39 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 • STJ - IKA

Kilometers		10960 km
Statute Miles		6810 miles
Nautical Miles		5914 nm
Avg. Time of Flight		15 hours 39 minutes

Rosecrans Memorial Airport to Imam Khomeini International Airport Flight Route Map - STJ to IKA Flight Path

Location of Rosecrans Memorial Airport & Imam Khomeini International Airport is given below.
Click the map to view St Joseph to Tehran nonstop flight path and travel direction.

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

Nonstop flight route between St Joseph, United States and Tehran, Iran.

Time Difference Between the Airports • STJ - IKA

Time difference between St Joseph (United States) and Tehran (Iran) is 7 Hours 30 Minutes.
Tehran time is 7 Hours 30 Minutes ahead of St Joseph.

Location	Local Time
St Joseph (United States)	2026-09-17, 03:46:15 EDT
Tehran (Iran)	2026-09-17, 11:16:15 +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

Rosecrans Memorial Airport (STJ / KSTJ) St Joseph, United States

Destination

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