Would buying a plane ticket online let you know that you are on it? If so then the airline companies should be able to at least provide a service for informing you that you are on the list, if you ask about it.
usually, in the states, your ticket will have special letters on it, signifying your relative flight risk. There's countless stories of Laura Poitras and others discussing this. the reader is invited to !yt TSA Poitras.
