Distance From Denham Aerodrome to Imam Khomeini International Airport

The distance from Denham Aerodrome () to Imam Khomeini International Airport (IKA) is 2751 miles or 4427 kilometers or 2389 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 Gerrards Cross ( United Kingdom ) to Tehran ( Iran )?

A one-way nonstop (direct) flight between Gerrards Cross and Tehran takes around 6 hours 19 minutes.

Estimated flight time from Denham Aerodrome, Gerrards Cross, United Kingdom to Imam Khomeini International Airport, Tehran, Iran is 6 hours 19 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		4427 km
Statute Miles		2751 miles
Nautical Miles		2389 nm
Avg. Time of Flight		6 hours 19 minutes

Denham Aerodrome to Imam Khomeini International Airport Flight Route Map - to IKA Flight Path

Location of Denham Aerodrome & Imam Khomeini International Airport is given below.
Click the map to view Gerrards Cross to Tehran nonstop flight path and travel direction.

Click to see flight route on Google Map between Gerrards Cross, United Kingdom and Tehran, Iran. .

Nonstop flight route between Gerrards Cross, United Kingdom and Tehran, Iran.

Time Difference Between the Airports • - IKA

Time difference between Gerrards Cross (United Kingdom) and Tehran (Iran) is 3 Hours 30 Minutes.
Tehran time is 3 Hours 30 Minutes ahead of Gerrards Cross.

Location	Local Time
Gerrards Cross (United Kingdom)	2025-12-16, 16:13:57 GMT
Tehran (Iran)	2025-12-16, 19:43:57 +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

Denham Aerodrome ( / EGLD) Gerrards Cross, United Kingdom

Destination

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