As of Oct. 10, 2023 the JFK AirTrain will accept contactless cards and OMNY.
https://www.governor.ny.gov/news/ahead- ... ments-omny
"New Fare Payment System Will Accept Contactless Debit/Credit Cards, Digital Wallets and OMNY Cards
AirTrain Remains Free for Travel Between Terminals
Governor Kathy Hochul, the Port Authority of New York and New Jersey and the Metropolitan Transportation Authority (MTA) today announced that AirTrain JFK will begin accepting fare payments using the MTA’s OMNY “Tap and Go” contactless payment readers starting Tuesday, October 10th. OMNY will be available at select gates in both the Jamaica and Howard Beach stations, where an $8.25 one-way fare is required to enter or exit the system, and the AirTrain remains free for travel between airport terminals.
“We are making it easier than ever for travelers to take the train to JFK, and for visitors to our great city to use one of its most essential services – the MTA,” Governor Hochul said. “As we continue to rollout OMNY throughout the system, I encourage everyone to take advantage of this service and travel safely.”
The new fare payment system will accept contactless debit/credit cards, digital wallets and OMNY cards. Fare gates that accept MetroCards will remain available and an option for customers. The initial installation of OMNY at the Jamaica and Howard Beach stations represents the first phase of the integration process. The number of OMNY-equipped gates will steadily increase over the next 15 months. By the end of 2024, the OMNY “Tap and Go” contactless readers will be fully integrated into all fare gates......"
It is a very long article, to see all of it go to the link above.