Dr. Tahirul Qadri has arrived at Lahore s Allama Iqbal International Airport on Monday.
Earlier, Qadri s flight EK612 was diverted from Islamabad towards Lahore.
His flight was expected to land at the Benazir International Airport at 8:30am but the data showed airplane circulating over Rawalpindi and Islamabad.
Later, Emirates Airline website reported that the flight was diverted towards Lahore.
More than 150 policemen in plain clothes are present at the airport. A helicopter is also available at the airport the might shift Dr. Tahirul Qadri to Model Town area.
However, Dr Qadri has refused to disembark from the plane.
Upon receiving news about the flight, PAT workers at Islamabad went on rampage. Baton-yielding activists vandalized several vehicles parked outside the airport and clashed with riot policemen.
Qadri, who sought army security on his arrival at Islamabad airport, had warned the government time and again against any crackdown on his party workers, but despite it, hundreds of his workers were arrested across Punjab.