New Delhi, Nov. 29 -- As Airbus on Saturday ordered that a large portion of its active A320 fleet would require an immediate software change, American Airlines said that it expects some operational delays, saying the issue impacts about 340 aircraft.

The airline said that they are 'intently focused' on limiting cancellations and expect that the vast majority of the updates to be completed by today or tomorrow, reported Reuters.

A spokesperson for Wizz Air said that some flights over the weekend may be affected as some of its aircraft were among those that required an Airbus software update.

In a statement, Airbus stated that analysis of a recent event involving an A320 Family aircraft has revealed that intense solar radiation may corru...