Tijuana Flats 2-for-1 deal April 28 Apr 282013 If you're new here, you may want to subscribe to our daily email updates. That way, you won't miss a deal. Thanks for visiting! Purchase an entrée at a participating Tijuana Flats restaurant and another entrée is free. The 2-for-1 offer featured on Facebook is valid April 28. A coupon for the deal is featured on the Tijuana Flats Facebook page. Sorry, the comment form is closed at this time.