Khan said he had once been offered a three-year exile abroad and was also "indirectly approached" recently about the possibility of house arrest at his sprawling home on the outskirts of the capital.
PTI has issued a show-cause notice to Sher Afzal Marwat for publicly criticizing Secretary General Salman Akram Raja and commenting on ongoing party negotiations, violating party policy. Marwat, advised to stay away from media, has seven days to respond to avoid disciplinary action.
Federal Minister Ahsan Iqbal accused PTI of seeking an NRO-like deal and Imran Khan's release via executive order during ongoing talks with the government.
The Pakistan International Airlines flight took off from Islamabad around 1240 pm (0740 GMT) heading for Paris, AFP journalists saw, becoming the only carrier to offer a direct route to and from the European Union.
Yousafzai was evacuated from the country in 2012 after being shot by the Pakistan Taliban, who were enraged by her activism, and she has returned to the country only a handful of times since.