It’s time to shake summer off! is shaking things up on the first day of fall for shake lovers. The restaurant is known for its variety of cool treats — from slushes to shakes. All perfect for cooling down on a warm autumn day. And, for one day only, the popular fast-food restaurant is offering a sweet discount on its popular Classic Shakes.
Photo: Sonic Drive-In
On September 22, 2025, Sonic Drive-In is serving a small Classic Shake for just $1.99 at participating locations. Add-ins cost extra.
A small Classic Shake is regularly $4.69, so it’s a savings of nearly 60%. Regular price may vary by location.
The sweet deal is only available for Sonic’s loyalty program. .
Limit one shake per member.
The Classic Shake is available in the following flavors:
Banana – Made with creamy vanilla soft serve, bananas and finished with whipped topping and a cherry.
Caramel – Made with creamy vanilla soft serve, rich caramel flavor and finished with whipped topping and a cherry.
Chocolate – Made with creamy vanilla soft serve, rich chocolate sauce, and finished with whipped topping and a cherry.
Hot Fudge – Made with creamy vanilla soft serve, rich hot fudge flavor and finished with whipped topping and a cherry.
Peanut Butter – Made with creamy vanilla soft serve, peanut butter and finished with whipped topping and a cherry.
Strawberry – Made with creamy vanilla soft serve, real strawberries and finished with whipped topping and a cherry.
Vanilla – Made with creamy vanilla soft serve and finished with whipped topping and a cherry.
Hungry for more food deals?
Sonic Drive-In – Multiple Locations
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