Thronged by supporters and cameras, Khan appeared on multiple TV channels stamping his ballot paper in a polling station in the capital Islamabad, where he defeated former Prime Minister Shahid Khaqan Abbasi.
During the meeting, the PTI chief expressed grave concern over human rights violations in Indian-occupied Kashmir (IoK).
In January, U.S President Donald Trump further strained relations with a withering attack on Pakistan on Twitter, accusing Pakistan of playing a "double game" on fighting terrorism and vowing a tougher approach.
"In a historic moment, Imran Khan will take the oath (as prime minister) on August 18", Faisal Javed Khan, a PTI senator and Khan's close aide, said in televised comments in Islamabad. This news regarding the meeting of Imran Khan with India's high commissioner is going to show how our government won't shy away from engaging with Khan despite the speculations that he might end up toeing Pakistan army's line on to India.
The party of Pakistan's former cricket hero-turned-politician Imran Khan says voting among lawmakers to elect the country's new prime minister will take place August 18.
Khan also hoped for India's participation in the SAARC summit, scheduled to be held in Islamabad. Khan retired from global cricket after captaining the national team to glory in the 1992 World Cup in Down Under.
Javed also confirmed that three former Indian cricketers Kapil Dev, Novjot Singh Sidhu and Sunil Gavaskar had been invited to the oath-taking ceremony. The most significant aspect of the conversation was Modi's unambiguous willingness to improve his country's ties with Pakistan.
Khan's Pakistan Tehreek-e-Insaf emerged as the single largest party in the July 25 general elections, winning 116 National Assembly seats out of the contested 270 parliamentary constituencies.
Yesterday, PTI spokesperson Fawad Chaudhry said, "Imran Khan will be elected prime minister of the country "within the first round" of vote in the parliament".
Imran Khan and Hoover had exchanged views on Pak-US relations and matters of mutual interest.