Distance From Granite Mountain Air Station to Islamabad International Airport, GMT - ISB Distance

The distance from Granite Mountain Air Station (GMT) to Islamabad International Airport (ISB) is 5016 miles or 8072 kilometers or 4356 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 Granite Mountain ( United States ) to Attock ( Pakistan )?

A one-way nonstop (direct) flight between Granite Mountain and Attock takes around 11 hours 31 minutes.

Estimated flight time from Granite Mountain Air Station, Granite Mountain, United States to Islamabad International Airport, Attock, Pakistan is 11 hours 31 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 • GMT - ISB

Kilometers		8072 km
Statute Miles		5016 miles
Nautical Miles		4356 nm
Avg. Time of Flight		11 hours 31 minutes

Granite Mountain Air Station to Islamabad International Airport Flight Route Map - GMT to ISB Flight Path

Location of Granite Mountain Air Station & Islamabad International Airport is given below.
Click the map to view Granite Mountain to Attock nonstop flight path and travel direction.

Click to see flight route on Google Map between Granite Mountain, United States and Attock, Pakistan. .

Nonstop flight route between Granite Mountain, United States and Attock, Pakistan.

Time Difference Between the Airports • GMT - ISB

Time difference between Granite Mountain (United States) and Attock (Pakistan) is 13 Hours.
Attock time is 13 Hours ahead of Granite Mountain.

Location	Local Time
Granite Mountain (United States)	2026-03-21, 21:09:23 AKDT
Attock (Pakistan)	2026-03-22, 10:09:23 PKT

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

Granite Mountain Air Station (GMT / PAGZ) Granite Mountain, United States

Destination

Islamabad International Airport (ISB / OPIS) Attock, Pakistan