According to the Football Association of Thailand (FAT), all tickets were sold within five minutes of being available on August 19 for the September 5 match between Vietnam and Thailand.
Vietnamese fans have been allocated their own area between stand A and stand D. The price for a travelling supporter is 650 baht (VND490,000).
Meanwhile, tickets for local Thai fans are at 500 baht, equivalent to VND375,000, for a place in stand A, and 200 baht or VND150,000, for a place in stand D.
Earlier, nearly 20,000 tickets for Thai fans sold out on August 5 and 11.
Vietnam are in Group G alongside Thailand, Malaysia, Indonesia and the UAE. They will gather at a training camp on August 25 to prepare for the event which will take place at 25,000-seat Thammasat Stadium in the city of Rangsit.