<link href="//maxcdn.bootstrapcdn.com/bootstrap/4.1.1/css/bootstrap.min.css" rel="stylesheet" id="bootstrap-css"> <script src="//maxcdn.bootstrapcdn.com/bootstrap/4.1.1/js/bootstrap.min.js"></script> <script src="//cdnjs.cloudflare.com/ajax/libs/jquery/3.2.1/jquery.min.js"></script> <!------ Include the above in your HEAD tag ----------> Travelers who smoke should plan ahead before arriving at the <a href="https://www.airporstinsights.com/ord-airport/smoking-areas/ ">Smoking at Chicago Airport</a>. It is prohibited inside all terminal facilities, making designated outdoor smoking areas the only available option. If you have already checked in and passed through security, leaving the terminal to smoke means you will have to complete the security process again. Checking your boarding time and arriving with extra time can help you enjoy a short break without risking delays or missing your flight.