According to official website of IELTS, There are two types of IELTS, IELTS Academic and IELTS General. Be sure, which one you are preparing for, but you should register yourself for IELTS five weeks before the desired test date.
In Pakistan there are two services British Council and AEO (Australian Education Organization) that conduct the IELTS test.
British Council is now offering two tests per month in Islamabad, Karachi and Lahore, and one test per month in Multan, Faisalabad, Peshawar, Gujrat and Hyderabad and AEO offers IELTS tests in Islamabad, Lahore, Karachi and Multan.
The table below shows the latest test dates of IELTS in Islamabad. Following are all latest, regularly updated IELTS Test Dates in Islamabad.
IELTS test date details is available here. Students have no need to take any tension to find the test dates of IELTS in Islamabad.