TSA Pre is hit or miss. It basically gives you access to a TSA Pre-only line, which is sometimes shorter than the regular TSA line. $85 for 5 years. I sometimes save maybe 15 minutes. Other times, the regular line is so short that TSA Pre doesn't do anything. At some airports, the TSA Pre line is as long as the regular line. Once, TSA Pre was slower, mainly because airline employees were allowed to cut to the front of the TSA Pre line. JFK is typical in terms of TSA Pre. Sometimes it helps, sometimes it doesn't. read more