Chick-Fil-A: FREE Chicken Sandwich (Teachers ONLY) Posted on May 7, 2013 by AustinCouponing.com Today it’s Teacher Appreciation day and all you teachers out there can get FREE Chicken Sandwich at participating Chick-Fil-A restaurants with a valid teacher ID. You may want to call ahead to make sure your store is participating. Share this awesome deal:PrintFacebookTwitteremailLinkedInRSSAdd to favoritesStumbleUpon