Originally Posted by
Daftryan
A quick Google search will show that a Covid test is not required between Puerto Rico and the states. Do you want someone here to Google that for you, though?
Also, your question is concerning - Puerto Rico is part of the USA.
Yes, it's a possession of the USA, but when I went there, the airline advised me to bring my passport. Moreover I remember doing customs/agricultural inspection before my flight home. I'd rather ask people who have been here and can tell me what actually happened.