The promotion campaign which begins today would run till July 17 for passengers travelling between July 18 and November 24, 2016, AirAsia said in a statement.
The campaign is applicable across its operations in the region including India, Malaysia, Thailand, Indonesia and the Philippines.
"We are pleased to introduce this round of 20 per cent discount on all seats across our flights. It is a very good time for our guests to plan the year-end holiday to many exciting destinations on our flight network", AirAsia India CEO Amar Abrol said.