Sonic (155 Slaughter Lane)
4.5 x (1,000+) • American • Fast Food • Burgers • Chicken • Desserts • Comfort Food • $ • Info
x Delivery unavailable
155 Slaughter Lane
Get it delivered to your door.
x $0 delivery fee
new customers
Enter address
to see delivery time
10:00 AM - 9:30 PM
7:00 AM - 9:00 PM
7:00 AM - 9:30 PM
7:00 AM - 10:30 PM
8:00 AM - 10:30 PM
Featured items
Featured
- Buffalo Chicken Dip BitesPriced by add-ons • 100% (8)
- Buffalo Chicken Dip Bites - Party Pack 20pc$18.29 • 100% (10)Now in a 20-piece and perfect to share with the whole crew! Enjoy juicy chicken, buffalo sauce, and melty cheddar cheese blended together and then stuffed and fried in a crispy, golden-brown wrapper.
- Cheesy Bacon SONIC® Stack$6.94An all beef, seasoned patty stacked with crispy bacon and layered with two slices of melty American cheese, crinkle cut pickles, diced onions, tangy ketchup, creamy mayo, and served between two thick slices of Texas Toast.
- Cheesy Bacon SuperSONIC® Stack$6.70Two all beef, seasoned patty stacked with crispy bacon and layered with three slices of melty American cheese, crinkle cut pickles, diced onions, tangy ketchup, creamy mayo, and served between two thick slices of Texas Toast.
- Rainbow Slush$3.65A rainbow-inspired slush with blue raspberry, real strawberries, and lemonade flavor that’s as flavorful as it is colorful. Available in medium size only.Popular
- Bacon Ranch Queso Wrap$2.43An all-white meat, crispy tender wrapped up in a soft, flour tortilla along with crisp bacon, melty cheddar cheese, creamy ranch and creamy, white queso.
- Southwest Crunch Queso Wrap$2.43An all-white meat, crispy tender wrapped up in a soft, flour tortilla along with a creamy Southwest sauce, crunchy tortilla strips, melty cheddar cheese and creamy, white queso.
- Side of QuesoPriced by add-onsHot and creamy white queso perfect for dipping.
- Double SONIC® Smasher$7.92 • 66% (3)The new Double SONIC® Smasher has two Angus beef, seasoned patties smashed and seared, crispy on the edges and juicy in the middle. It’s then layered with two slices of melty American cheese, a creamy, tangy Smasher sauce, crinkle-cut pickles, diced onions, and served on a pillowy soft potato bun.Free with $20 purchase
- Triple SONIC® Smasher$9.14 • 100% (3)The new Triple SONIC® Smasher has three Angus beef, seasoned patties smashed and seared, crispy on the edges and juicy in the middle. It’s then layered with three slices of melty American cheese, a creamy, tangy Smasher sauce, crinkle-cut pickles, diced onions, and served on a pillowy soft potato bun.
- Buttery BrewPriced by add-onsA caramel and creamy root beer - brewed for the holiday season.
- Sparkling Sugar Cookie Dr Pepper®Priced by add-onsThe sweet taste of Dr Pepper®️, sweet cream and sugar cookie flavors
- Double SONIC® Queso Smasher$9.14The new Double SONIC®️ Queso Smasher has two Angus beef, seasoned patties smashed and seared, crispy on the edges and juicy in the middle, layered with two slices melted American Cheese, creamy white queso, crispy tortilla strips, sliced jalapenos, diced onions & a creamy Southwest sauce, served on a pillowy soft potato bun.
- Triple SONIC® Queso Smasher$10.36The new Triple SONIC®️ Queso Smasher has three Angus beef, seasoned patties smashed and seared, crispy on the edges and juicy in the middle, layered with three slices melted American Cheese, creamy white queso, crispy tortilla strips, sliced jalapenos, diced onions & a creamy Southwest sauce, served on a pillowy soft potato bun.
- Red Velvet Cake Batter ShakePriced by add-onsCreamy vanilla soft serve blended with rich red velvet cake batter, topped with red velvet cream cheese whipped topping, and a cherry.
Flavorista Favorites
- Rainbow Slush$3.65A rainbow-inspired slush with blue raspberry, real strawberries, and lemonade flavor that’s as flavorful as it is colorful. Available in medium size only.Popular
- Classic CruiserPriced by add-ons • 100% (4)The classic flavor of Coca-Cola® combined with a sweet hit of cherry vanilla.
- Grape EscapePriced by add-onsIt’s bubbly, it’s grapey, it’s limey – it’s the perfect flavor escape.
- Lemonade Cream CoolerPriced by add-onsA bright and tangy lemonade slush blended with sweet and creamy soft serve.
Ultimate Drink Stop
Combos
Burgers
Chicken
Hot Dogs
Kids' Meals
All Day Breakfast
Snacks & Sides
Frozen Zone
Everyday Deals
What is the address of Sonic (155 Slaughter Lane) in Austin?
Sonic (155 Slaughter Lane) is located at: 155 Slaughter Lane , Austin
Is the menu for Sonic (155 Slaughter Lane) available online?
Yes, you can access the menu for Sonic (155 Slaughter Lane) online on Postmates. Follow the link to see the full menu available for delivery and pickup.
What are the most popular items on the Sonic (155 Slaughter Lane) menu?
The most ordered items from Sonic (155 Slaughter Lane) are: Sonic Blast®, Mozzarella Sticks, SONIC® Cheeseburger.
Does Sonic (155 Slaughter Lane) offer delivery in Austin?
Yes, Sonic (155 Slaughter Lane) offers delivery in Austin via Postmates. Enter your delivery address to see if you are within the Sonic (155 Slaughter Lane) delivery radius, then place your order.
Can I get free delivery from Sonic (155 Slaughter Lane)?
Delivery fees for Sonic (155 Slaughter Lane) vary. Just enter your delivery address to see the delivery fee for your location. You could always get free delivery from Sonic (155 Slaughter Lane) with Postmates Unlimited.
Can I pick up my order from Sonic (155 Slaughter Lane)?
Postmates offers pickup from many restaurants in your city. To see if you can pick up your order from Sonic (155 Slaughter Lane), add items to your cart and look for the ‘pickup’ option at checkout.
Can I schedule a delivery order from Sonic (155 Slaughter Lane)?
Some restaurants on Postmates allow you to schedule a delivery to show up at your location when you want it. At checkout, look for the option to select a delivery time. If it’s there, that means you can schedule your delivery from Sonic (155 Slaughter Lane).
