Airports Council International has called for more financial help from governments around the world to help to protect millions of employees.
Work has begun to build a temporary mortuary site at Birmingham airport as the death toll of the coronavirus in the UK reaches 1288 and confirmed cases reach close to 20,000.
The US Transport Workers Union (TWU) has suggested that Dallas-based Southwest Airlines could reject a Covid-19 rescue package set to be approved by the US House of Representatives.
As the WHO and many state governments have issued "social distancing" guidelines, different airlines have taken different tacks to implement the concept.
Airlines around the world use their passenger planes as freighters since the air travel was severely hit by the COVID pandemic.
US senators voted late on Wednesday to approve a $2 trillion coronavirus rescue package for the country, which includes more than $58 billion in aid for the aviation industry.
