MANILA, 10 April 2014 - As part of AirAsia Zest’s continuous effort to provide enhanced online experience for guests, the airline will be carrying out a system upgrade and maintenance of its website (www.airasia.com) starting from 11 – 12 April 2014. Online flight booking services via website and mobile will be temporarily unavailable from 10pm on Friday, 11 April 2014 … [Read more...] about AirAsia Zest to undergo system upgrade