The Malaysian airline, already the second-biggest customer for Airbus’s re-engined A320 narrowbody, is weighing an order for as many as 100 A321neo aircraft, according to people familiar with the discussions. AirAsia is simultaneously close to agreeing to order an additional 34 A330neo widebodies, which would bring its total backlog for that aircraft to 100.Benjamin Katz and Anand Krishnamoorthy (Bloomberg)