It’s back for the summer of 2017! Sonic Drive-In has brought back their popular half price shakes promotion! Come in after 8:00PM and get any shake or ice cream slush at 50% off the regular price. Choose from any of Sonic’s 22 flavors and get it for half price. Any shake, any day, 50% off after 8PM. No coupon or secret handshake is required to get this deal. It’s the famous Sonic Nights half price shakes offer!
This half price shake offer is available for a limited time at participating restaurants. Most Sonic Drive-In locations will be open holiday hours on Labor Day (Monday, September 4.)