Khan arrived in the city on Thursday night. Speaking to the media after paying his respects at the mausoleum, the Pakistani-origin Mayor said he was proud to be visiting Karachi and brought a message from London for everyone.
Khan also attended an event at the city's Habib University where he interacted with the students, Geo News reported.
Karachi is Khan's last stop in Pakistan. He arrived in Lahore on Wednesday with his 16-member delegation through the Wagah border with India. He met Punjab Chief Minister Shahbaz Sharif and visited the historical Badshahi Mosque.
On Thursday, he visited Islamabad where he met Prime Minister Shahid Khaqan Abbasi.
Khan was earlier in India for three days where he held meetings with government officials and members of the civil society. He visited Mumbai, New Delhi and Amritsar.
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