Fast Food Restaurant – illustrative photo

Fast Food RestaurantStillwater, OK

Sonic – 4245;4425 West 6th Avenue, Stillwater

Closed · opens 6:00 AM

Directions Call

Illustrative photo

Opening hours

Closed · opens 6:00 AM

Weekly opening hours of Sonic
Monday	6:00 AM – 12:00 AM
Tuesday	6:00 AM – 12:00 AM
Wednesday	6:00 AM – 12:00 AM
Thursday	6:00 AM – 12:00 AM
Friday	6:00 AM – 12:00 AM
Saturday	7:00 AM – 12:00 AM
Sunday	8:00 AM – 12:00 AM

Local time in Stillwater: 12:50 AM (CDT). Holiday hours may differ – call (405) 377-0930 to confirm.

Location & directions

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4245;4425 West 6th Avenue
Stillwater, OK 74074

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About Sonic

Looking for a fast food restaurant in Stillwater? Sonic is at 4245;4425 West 6th Avenue, Stillwater, Oklahoma. It is one of 101 places to eat and drink we list in Stillwater.

Sonic is open 7 days a week, usually 6:00 AM – 12:00 AM. It stays open late, until 12:00 AM on most nights. Early risers are covered too: doors open at 6:00 AM most days.

Service options include takeout. On the menu: burgers.

For questions or orders, call (405) 377-0930.

Quick facts

Category: Fast Food Restaurant · Burger
Address: 4245;4425 West 6th Avenue, Stillwater, OK 74074
Phone: (405) 377-0930
Hours: Open 7 days a week, usually 6:00 AM – 12:00 AM
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

Reviews

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Frequently asked questions

What are Sonic's opening hours?

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

Is Sonic open on Sunday?

Yes, Sonic is open on Sundays: 8:00 AM – 12:00 AM.

Where is Sonic located?

Sonic is located at 4245;4425 West 6th Avenue, Stillwater, OK 74074.

What is the phone number of Sonic?

You can call Sonic at (405) 377-0930.

Does Sonic offer delivery or takeout?

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