Khan, 69, was not present in the lower house at the time of voting. His party lawmakers staged a walkout.
Pakistani authorities claimed to have foiled a plot to target Prime Minister Nawaz Sharif by busting a terror network planning to launch suicide attack on his residence in Raiwind on the outskirts of Lahore.
Police on Thursday night stormed a youth convention of Pakistan Tehreek-e-Insaf in Islamabad and arrested scores of party workers, prompting party chief Imran Khan to announce nationwide protests on Friday, ahead of his rally next week seeking Prime Minister Nawaz Sharif ouster from power.
Abbasi will be sworn-in in later at a special ceremony at the President's House.
Pakistan's law minister Zahid Hamid on Monday quit as the government "surrendered" to hardline religious groups, who called off their violent protests in Islamabad that had left six people dead and hundreds injured.
Pakistan Prime Minister Imran Khan on Wednesday condoled the death of Indian cinema icon Dilip Kumar, saying he can never forget his generosity in helping to raise funds for a trust to set up cancer hospitals in his mother's memory.
Abbasi will run the government until Sharif's brother Shehbaz is elected as member of parliament
Pakistan's flamboyant cricketer-turned-politician Imran Khan on Thursday tied the knot with former BBC weather girl Reham Khan in a low-key ceremony in Islamabad, ending days of speculation about his marriage.
For the world and India, one of the most enduring challenges of the times is for Pakistan's nukes to be neutralised, before they are ever used by the State, their sponsored non-State actors or any rogue elements from the many terror tanzeems dotting Pakistan's unstable landscape, says Lieutenant General Kamal Davar (retd).
Extensive firing continues in the area and heavy contingents of elite force have been deployed.
There is so much goodness in Garm Hava, says Aseem Chhabra/ Rediff.com
Two Taliban suicide bombers struck a historic church in Peshawar Sunday, killing at least 78 people, including women and children, in the deadliest attack on the minority Christian community in Pakistan's history.
Aseem Chhabra lists the movies that taught him about the Idea of India.
Attorney General Mukul Rohatgi's stand that AMU is not a minority university reveals the anti-minority stand of the political party now in power, says Mohammad Sajjad, outlining the long history behind one of India's premier universities.