Can a us citizen buy one way ticket to Trinidad?

Yes, a US citizen can purchase a one-way ticket to Trinidad and Tobago. Trinidad and Tobago is a beautiful Caribbean nation with a rich history and culture. It is a popular destination for tourists from all over the world, including the United States. There are no visa requirements for US citizens traveling to Trinidad and Tobago for tourism purposes, and a one-way ticket is sufficient. However, it's always best to check with your airline and relevant authorities for any current travel restrictions or visa requirements.