Pakistan International Airlines (PIA) operated as many as 46 flights without any passengers during 2016-17.
That's according to a media report, which stated that Pakistan's national air carrier suffered losses amounting to 180 million Pakistan rupees (around AED 4.2 million) for the same.
It said no inquiry was initiated despite the administration being informed about the matter.
An additional 36 flights on the Haj and Umrah routes were also operated without passengers, the report highlighted.
It comes as the cash-strapped airline had laid off nearly 1,000 employees to reduce operational costs.

FBI foils "terror plot" targeting Los Angeles
Hong Kong court finds tycoon Jimmy Lai guilty in landmark security trial
Ukraine peace talks stretch into second day at start of pivotal week for Europe
Flash floods kill at least 37 people in Morocco's Safi province
'Hero' who disarmed Bondi gunman recovering after surgery, family says
School bus accident in Colombia kills 17, injures 20
Australia plans tougher gun laws after father and son kill 15 at Bondi Beach
Police to release man detained over Brown University mass shooting
