What covid test needed

JFK didn't ask if I took a covid test, but they were very strict on social distancing and mask wearing.

it's best to just get tested prior to leaving

Flying international you need a PCR test with in 72 hours. To Florida depending on airline no test is needed domestically.

Some airlines don't allow the rapid test. international flight requires cobid test.

It depends on the airlines. But they provide a rapid test at the airport for $200.