PTA stands for prepaid ticket advice This option allows someone other than the passenger to pay for the ticket, even if the payer is in a different city The passenger then picks up the ticket from the airline or the travel agent in the passenger's city Sometimes a fare rule states "PTA satisfies ticketing requirements", indicating that once the PTA is arranged, even if the ticket is not physically issued, the requirements for ticket issue (e g within a certain number of days after reservation and before departure) are met