Cheap flights from Karachi to Islamabad Many people seek low-cost flights because they may be on a limited budget or wish to save money. In order to help you, we are providing the best available rates, with Fly Jinnah offering flights starting at PKR 13,999. Airline from Karachi to Islamabad You can select from a variety of airlines on Jasmytrip, including Airblue, Airsial, Fly Jiinah, PIA, Serene Air, and many more, to ensure a secure and comfortable travel. What are you waiting for then? To travel from Karachi to Islamabad, reserve your flights as soon as possible.