Fast Food Restaurant – illustrative photo

Fast Food RestaurantDuncan, SC

Sonic – Duncan, SC

Closed · opens 9:00 AM

Directions Call

Illustrative photo

Opening hours

Closed · opens 9:00 AM

Weekly opening hours of Sonic
Monday	9:00 AM – 11:00 PM
Tuesday	9:00 AM – 11:00 PM
Wednesday	9:00 AM – 11:00 PM
Thursday	9:00 AM – 11:00 PM
Friday	9:00 AM – 12:00 AM
Saturday	9:00 AM – 12:00 AM
Sunday	9:00 AM – 11:00 PM

Local time in Duncan: 5:29 AM (EDT). Holiday hours may differ – call (864) 486-8565 to confirm.

Location & directions

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2149 East Main Street
Duncan, SC 29334

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About Sonic

Looking for a fast food restaurant in Duncan? Sonic is at 2149 East Main Street, Duncan, South Carolina. Our Duncan guide covers 53 food and drink spots, and this is one of them.

Sonic is open 7 days a week, usually 9:00 AM – 11:00 PM. It stays open late, until 11:00 PM on most nights.

You can visit for takeout, drive-through, and outdoor seating. On the menu: burgers.

Accessibility features: wheelchair accessible. You can reach the team at (864) 486-8565.

Quick facts

Category: Fast Food Restaurant · Burger
Address: 2149 East Main Street, Duncan, SC 29334
Phone: (864) 486-8565
Hours: Open 7 days a week, usually 9:00 AM – 11:00 PM
Listing updated: September 2026 · Suggest an edit

Popular times (estimated)

6AM

9AM

12PM

3PM

6PM

9PM

Estimated from typical visit patterns for fast food restaurants and this venue’s opening hours – not live data.

Features & amenities

Service options

Takeout
Drive-through
Outdoor seating

Accessibility

Wheelchair accessible

Reviews

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Frequently asked questions

What are Sonic's opening hours?

Open 7 days a week, usually 9:00 AM – 11:00 PM. Monday: 9:00 AM – 11:00 PM; Tuesday: 9:00 AM – 11:00 PM; Wednesday: 9:00 AM – 11:00 PM; Thursday: 9:00 AM – 11:00 PM; Friday: 9:00 AM – 12:00 AM; Saturday: 9:00 AM – 12:00 AM; Sunday: 9:00 AM – 11:00 PM.

Is Sonic open on Sunday?

Yes, Sonic is open on Sundays: 9:00 AM – 11:00 PM.

Where is Sonic located?

Sonic is located at 2149 East Main Street, Duncan, SC 29334.

What is the phone number of Sonic?

You can call Sonic at (864) 486-8565.

Does Sonic offer delivery or takeout?

Delivery is not listed for Sonic, and takeout is available. Listed service options: takeout, drive-through, and outdoor seating.

Is Sonic wheelchair accessible?

Listed accessibility features: wheelchair accessible.