Here is an interesting piece while we await Asia markets to kick off more fully for the day.

  • The COVID-19 pandemic indeed led to an unprecedented shutdown of international air traffic ... China is the only country that deliberately chose to keep its air space nearly closed to foreign flights.

It's a long piece and the China impacts are towards the bottom. The data appears to be up to April, but with little change in China's zero COVID policy the impacts are likely still evident.

Link here

china flights 29 July 2022