3851 Elm Street
St. Charles, MO 63301
Drive-Thru Fast Food Restaurant Near You | Sonic
Here at SONIC Drive-in located at 3851 Elm Street in St. Charles, our priority isn't just great service, it's great experiences. Whether you're coming for a Cherry Limeade on your lunch break or picking up Shakes with your team after a big win, we're ready for you. That's why our drive-in makes your burgers with 100% pure beef patties, prepares hand-dipped onion rings, and serves ice cream made with fresh milk and cream. Carhops deliver orders with a smile because "This is How We SONIC" and St. Charles is our community. Download the SONIC app and order your favorites to enjoy exclusive perks and offers, including half price drinks and slushes any time. Stop by to treat yourself today!
This Is How We SONIC
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Frequently Asked Questions
Is 3851 Elm Street Sonic still open during COVID-19?
SONIC Drive-Ins and drive-thrus in St. Charles, MO are open. Plus, the SONIC app provides contactless ordering and payment.
SONIC is continually monitoring this evolving situation and are following guidance from the Centers for Disease Control (CDC), World Health Organization (WHO) and other health officials to strengthen our already-stringent operational standards.
At all of our St. Charles locations we continue to implement the following measures:
- Requiring all team members to wear masks;
- Requiring all restaurant team members to be certified in food safety;
- Reinforcing our handwashing policy that requires our team members to wash their hands every 20 minutes and between tasks;
- Increased cleaning and sanitizing of high touch areas inside and outside the drive-in, including the red button and our digital touchscreens;
- Conducting wellness checks with each team member before beginning their shift. Any member of the team who is not feeling well is asked to stay home;
- Reminding team members and guests of contactless ordering and payment options through our mobile app and third-party delivery services.
Does Sonic have an indoor seating area?
SONIC is unlike other restaurants: we’re primarily a drive-in where guests can pull into a stall and order or use the drive-thru. Guests can enjoy food from the comfort of their cars delivered by friendly Carhops, or take their order to0go. Select drive-ins do have indoor dining and patio seating; please call the drive-in to inquire about indoor and patio dining options.
What’s so special about SONIC’s ice?
SONIC ice is bite-sized and features a soft crunch. It is also known as nugget ice or pellet ice.
What is SONIC’s most popular drink?
SONIC is the Ultimate Drink Stop® with fan favorites including Cherry Limeades, Slushes, Lemonades, Iced Teas and more. With thousands of drink options and customizations, you can create your favorite!
Does SONIC have a dollar menu?
SONIC offers guests great value through the “Everyday Deals” section of the menu. The SONIC app features half price drinks and Slushes any time and additional exclusive rewards. Text DEALS to 876-642 to join the SONIC text program and get even more offers and rewards. (need a place for legal)
Does SONIC offer delivery options?
Select drive-ins offer delivery through DoorDash, Uber Eats, Grubhub and Postmates. Search for SONIC on your preferred delivery app to see if delivery is available near you in St. Charles, MO.
Does SONIC give free refills?
Free refills are not available, but guests can get half price drinks and Slushes all day by ordering through the mobile app.
Does SONIC have a kid’s menu?
Yes! The Wacky Pack Kid’s Meal includes an entrée, side and a drink plus a surprise toy. From Grilled Cheese to Crispy Tenders, there are delicious options for every kid to choose from.
What time does 3851 Elm Street SONIC open and close?
Our minimum hours of operation are 6 a.m to 10 p.m. Most SONIC locations are owned by independent franchisees, therefore hours of operation vary by location. Please check with your local St. Charles SONIC for its hours.
How does the SONIC Order Ahead option work?
Order Ahead is now available at Sonic Drive-In in St. Charles, MO! With the SONIC Mobile App or online at order.sonicdrivein.com, you can browse the menu, customize your order, and add items to your bag. Guests can then pay using a credit card, Apple Pay or a SONIC gift card, then select a pick up time. When you arrive at the store to pick up your order, pull into a stall and use the app or the order.sonicdrive.com mobile website to check in. Your order will be delivered soon! Plus, Drinks and Slushes are always half price when you order in the app.* (need a place to put legal)