Their flight, Etihad Airways flight EY243, earlier scheduled to land at 6.15pm local time at Lahore's Allama Iqbal International Airport but delayed and arrived at 8:45pm.
A 16-member National Accountability Bureau (NAB) team has been tasked to arrest the duo in the Avenfield Reference verdict.
The bureau has arranged two helicopters. One chopper would be at Lahore airport, while the other would be in Islamabad, and the father-daughter duo would be arrested upon landing at either of the two airports.
“Today my mother opened her eyes the first time after one month,” Hussain Nawaz told media. “For some time her ventilator settings and sedatives were being reduced,” he added.
Begum Kulsoom had been unconscious and in critical condition after she suffered a cardiac arrest last month. She is being treated at the Harley Street Clinic in London.
During a news conference in London on Thursday, Nawaz Sharif said he wished to see his wife opening her eyes again and requested the nation to pray for her recovery.
While addressing a pressing conference alongside former Railways minister Saad Rafique and former National Assembly speaker Sardar Ayaz Sadiq, Shehbaz on Thursday warned police officials against arresting his workers. "Know that time never remains the same and after we win the polls, we will hold you accountable on July 26," he said.
Punjab’s former CM slammed the caretaker government and termed arrests of more than 100 workers from Lahore a “naked pre-poll rigging”.
Several UC chairmen, vice chairmen and councilors are among those arrested from various areas of Lahore.