Which airports let you into the terminal without a ticket?

Which airports let you into the terminal without a ticket?

In what we now often refer to as "the good old days of air travel," it was common for friends and family members to be waiting at the gate when you stepped off the plane to give you a big hug.It was also normal for them to go with you to the airport, hang out for a meal or snack in the terminal and then wave goodbye as you headed down the jetway for your flight.Now, of course, all the emotional business must take place curbside or at the entranc…