Islamabad is connected to major destinations around the world through Benazir Bhutto International Airport, previously known as Islamabad International Airport.The airport is the third largest in Pakistan and is located outside Islamabad, in Chaklala, Rawalpindi. In fiscal year 2004–2005, over 2.88 million passengers used Benazir Bhutto International Airport and 23,436 aircraft movements were registered. Islamabad Gandhara International Airport is under construction at Fateh Jang to cope with the increasing number of passengers. When completed, the airport will be the largest in Pakistan. The airport will be built at a cost of $400 million and is expected to be complete and operational by 2014. This will be the first green field airport in Pakistan with an area of 3,600-acre (15 km2).
All major cities and towns are accessible through regular trains and bus services running mostly from the neighbouring city of Rawalpindi. Lahore and Peshawar are linked to Islamabad through a network of motorways, which has significantly reduced travelling times between these cities. M-2 Motorway is 367 km (228 mi) long and connects Islamabad and Lahore. M-1 Motorway connects Islamabad with Peshawar and is 155 km (96 mi) long. Islamabad is linked to Rawalpindi through the Faizabad Interchange, which has a daily traffic volume of about 50,000 vehicles. Rawalpindi-Islamabad Metrobus Service was inaugurated in February 2014 and the work is scheduled to complete in 2015.
There is an Islamabad/Rawalpindi central railway station that allows travel to every major city in Pakistan. In addition to freight, Pakistan Railways provides passenger rail service throughout the day, with train coaches that have air-conditioning in first-class. The routes the British built from Rawalpindi, which contained a major military base, linked to Lahore, Karachi, Peshawar, Quetta, Multan, Faisalabad, Hyderabad, Sindh, Sukkur, Bahawalpur, Jhelum, Gujrat, Gujranwala, Kohat, Khanewal, Nawabshah, Nowshera and the Malakand Pass.
Metro bus service between Islamabad and Rawalpindi is under construction and will be completed in December 2014.