KUALA LUMPUR, Malaysia – Long-haul budget ******* AirAsia X has inked a deal to buy 50 Airbus A330neo planes as part of its regional expansion.

The deal, signed at the Farnborough Airshow in London, is worth $13.8 billion at the catalogue price but airlines usually get a discount for bulk purchases.

Malaysian-based AirAsia X said in a statement late Tuesday that deliveries will take place between 2018 and 2024. It is the first customer for the newly launched ***, a new version of the widebody A330, that offers lower fuel consumption and extended long range capability.

The AirAsia group is one of Airbus’s largest ******* customers in the *****, with 536 Airbus aircraft, excluding the new deal.

AirAsia X, launched in late 2007, flies to 14 destinations in Asia, Australia and the ***********.