The budget carrier said shortages of staff “in air traffic control, security and other parts of the supply chain are impacting airlines, our employees and our customers directly”.
The situation was “adding to a volatile macro environment”, particularly around the Ukraine war, it said.
In a full-year statement for the 12 months ended March 31 2022, Wizz Air chief executive Jozsef Varadi said it nevertheless stood ready to deliver its “largest-ever summer flying programme” in 2022/23, with “the fastest growth in the industry”.