Subway is offering up a new $6 Footlong Sub of the Day Deal! They'll be featuring a different Footlong sub each day of the week for only $6. The daily sub schedule is : Monday is Sweet Onion Chicken Teriyaki, Tuesday is Oven Roasted Chicken, Wednesday is Turkey Breast, Thursday is Italian B.M.T., Friday is Tuna, Saturday is Black Forest Ham and Sunday is Meatball Marinara. This deal of is valid for a limited time only.