Air India on Tuesday said it expects to complete the upgradation of its 27 legacy A320 neo aircraft by mid-2025, following which all its narrow body planes will have the three-class configuration of business, premium economy and economy seats. Air India on Tuesday said it expects to complete the upgradation of its 27 legacy A320 neo aircraft by mid-2025, following which all its narrow body planes will have the three-class configuration of business, premium economy and economy seats. Zee News :Business