AA Goes Cashless at Three Airports in the Dominican Republic

Cash transactions are no longer accepted by American Airlines at its counters in Las Americas airport in Santo Domingo, Dominican Republic.
Only credit and debit cards are accepted for ticket purchases and baggage fees, according to Oliver Bojos, American's director in the DR.
AA also serves Punta Cana and Puerto Plata and discontinued cash payments at those airports in 2018.
Source: Travel Weekly