Distance From Nossa Senhora de Fátima Airport to Imam Khomeini International Airport

The distance from Nossa Senhora de Fátima Airport () to Imam Khomeini International Airport (IKA) is 6637 miles or 10681 kilometers or 5764 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 Teresina ( Brazil ) to Tehran ( Iran )?

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

Estimated flight time from Nossa Senhora de Fátima Airport, Teresina, Brazil to Imam Khomeini International Airport, Tehran, Iran is 15 hours 15 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		10681 km
Statute Miles		6637 miles
Nautical Miles		5764 nm
Avg. Time of Flight		15 hours 15 minutes

Nossa Senhora de Fátima Airport to Imam Khomeini International Airport Flight Route Map - to IKA Flight Path

Location of Nossa Senhora de Fátima Airport & Imam Khomeini International Airport is given below.
Click the map to view Teresina to Tehran nonstop flight path and travel direction.

Click to see flight route on Google Map between Teresina, Brazil and Tehran, Iran. .

Nonstop flight route between Teresina, Brazil and Tehran, Iran.

Time Difference Between the Airports • - IKA

Time difference between Teresina (Brazil) and Tehran (Iran) is 6 Hours 30 Minutes.
Tehran time is 6 Hours 30 Minutes ahead of Teresina.

Location	Local Time
Teresina (Brazil)	2026-04-01, 15:50:18 -03
Tehran (Iran)	2026-04-01, 22:20:18 +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

Nossa Senhora de Fátima Airport ( / SIPW) Teresina, Brazil

Destination

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