The arrival of the A320neo makes AirAsia the first Southeast Asian carrier to fly the new model. The plane is the 172nd of a total of 575 aircraft ordered from Airbus' A320 series.Of the total, 404 are from the A320neo family, followed by 100 A321neo orders placed at the recent Farnborough Airshow in the U.K. All told, AirAsia is Airbus' biggest A320 customer.
"The [new] aircraft will deliver fuel savings of 15% and additional range capability of [926km], which will be translated to low fares for our guests," Fernandes said. "This is further complemented with the extra seats installed, pushing the capacity up [by six seats] to 186 per aircraft."

Story HERE > AirAsia short on planes for 2017- Nikkei Asian Review