“According to flightaware.com, 120,000 cancellations per year is the average for global flights. An average day would see 329 cancellations. A 2 day average would see 658 cancellations. But between Friday and Saturday, 3,533 cancellations occurred. That’s a 580% increase in cancellations globally in the past 2 days.“
(I am not sure it proved that the vaccination of pilots is causing the problems, but there is appears to be connection….the pattern of cancellations is far outside the range of normal.)
Thousands of flights cancelled as vaccinated pilots fall ill or die | The Colorado Herald