Fast Food Restaurant – illustrative photo

Fast Food RestaurantGillette, WY

Sonic – Gillette, WY

Closed · opens 6:00 AM

Directions

Illustrative photo

Opening hours

Closed · opens 6:00 AM

Weekly opening hours of Sonic
Monday	6:00 AM – 11:00 PM
Tuesday	6:00 AM – 11:00 PM
Wednesday	6:00 AM – 11:00 PM
Thursday	6:00 AM – 11:00 PM
Friday	6:00 AM – 12:00 AM
Saturday	6:00 AM – 12:00 AM
Sunday	8:00 AM – 11:00 PM

Local time in Gillette: 12:33 AM (MDT). Holiday hours may differ.

Location & directions

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2309 South Douglas Highway
Gillette, WY 82718

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About Sonic

Located at 2309 South Douglas Highway in Gillette, Wyoming, Sonic is a fast food restaurant. It is one of 65 places to eat and drink we list in Gillette.

Sonic is open 7 days a week, usually 6:00 AM – 11:00 PM. It stays open late, until 11:00 PM on most nights. Early risers are covered too: doors open at 6:00 AM most days.

Available service options are takeout and drive-through. On the menu: burgers.

Quick facts

Category: Fast Food Restaurant · Burger
Address: 2309 South Douglas Highway, Gillette, WY 82718
Hours: Open 7 days a week, usually 6:00 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

Reviews

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Frequently asked questions

What are Sonic's opening hours?

Open 7 days a week, usually 6:00 AM – 11:00 PM. Monday: 6:00 AM – 11:00 PM; Tuesday: 6:00 AM – 11:00 PM; Wednesday: 6:00 AM – 11:00 PM; Thursday: 6:00 AM – 11:00 PM; Friday: 6:00 AM – 12:00 AM; Saturday: 6:00 AM – 12:00 AM; Sunday: 8:00 AM – 11:00 PM.

Is Sonic open on Sunday?

Yes, Sonic is open on Sundays: 8:00 AM – 11:00 PM.

Where is Sonic located?

Sonic is located at 2309 South Douglas Highway, Gillette, WY 82718.

Does Sonic offer delivery or takeout?

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