Pakistan International Airlines (Urdu: پاکستان انٹرنیشنل ایئر لائنز‎) commonly known as PIA (Urdu: پی‌آئی‌اے‎) is the national flag carrier of Pakistan. Its main hub is Karachi while Lahore and Islamabad are its secondary hubs.

The airline was founded on 23 October 1946 as Orient Airways, initially based in Calcutta prior to the Partition of British India. It later acquired four Douglas DC-3s. The airline was nationalized on 10 January 1955 and was renamed Pakistan International Airlines. Its first international flight was in 1955, operating to London, via Cairo and Rome. PIA has a history of milestones in aviation, it was the first Asian carrier to fly the Lockheed Super Constellation and also was the first non-communist airline to fly to China. It was the second Asian airline to acquire a jet aircraft, a Boeing 707. More recently, it was the launch customer of the Boeing 777-200LR. The airline also owns The Roosevelt Hotel and Sofitel Paris Scribe Hotel.

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