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.

Quakes rock Venezuela, killing at least 32 and injuring hundreds
Trump asks Congress for more funds to fight Iran, defying rebuke on war powers
Magnitude 6.9 quake strikes Japan's northeast, no tsunami warning
US, Iran at odds on nuclear inspections, frozen assets in deal to end war
Oman establishes temporary shipping corridor through Strait of Hormuz
