Sonic | Half Price Cheeseburgers on April 15th!
Tax Day is almost here! Sonic is offering 1/2 price cheeseburgers on Wednesday, April 15th!
The offer includes Single Patty Sonic Cheeseburgers (1/4 precooked only).
You can also score half-price shakes at Sonic Drive-In Restaurants after 8 PM daily! Sonic has a total of 25 Shake flavors all made with SONIC’s Real Ice Cream.
