The promotional seats start from US$0 base fare, with only applicable taxes and fees.
Booking for this promotion is open from yesterday through March 13 on the airline's website, airasia.com, for travel between October 1 and May 22, 2017.
This promo is also available on AirAsia's mobile app on iPhone and Android devices, as well as the mobile site mobile.airasia.com.
AirAsia's Group Chief Commercial Officer Siegtraund Teh said: "Guests from around the region can take advantage of our Fly-Thru service to connect to many exciting AirAsia X destinations such as Auckland, Sapporo, Tokyo, Gold Coast, Sydney and more."