Fast Food Restaurant – illustrative photo

Fast Food RestaurantLeavenworth, KS

Sonic – Leavenworth, KS

Closed · opens tomorrow 6:00 AM

Directions Call

Illustrative photo

Opening hours

Closed · opens tomorrow 6:00 AM

Weekly opening hours of Sonic
Monday	6:00 AM – 10:00 PM
Tuesday	6:00 AM – 10:00 PM
Wednesday	6:00 AM – 10:00 PM
Thursday	6:00 AM – 10:00 PM
Friday	6:00 AM – 11:00 PM
Saturday	6:00 AM – 11:00 PM
Sunday	Closed

Local time in Leavenworth: 10:15 PM (CDT). Holiday hours may differ – call (913) 651-8908 to confirm.

Location & directions

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3211 South 4th Street
Leavenworth, KS 66048

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About Sonic

Located at 3211 South 4th Street in Leavenworth, Kansas, Sonic is a fast food restaurant. It's part of our guide to 28 restaurants, cafes and bars in Leavenworth.

Sonic is open 6 days a week, usually 6:00 AM – 10:00 PM (closed Sunday). Night owls can stop by until 11:00 PM on Friday and Saturday. Early risers are covered too: doors open at 6:00 AM most days.

You can visit for takeout. On the menu: burgers.

For questions or orders, call (913) 651-8908.

Quick facts

Category: Fast Food Restaurant · Burger
Address: 3211 South 4th Street, Leavenworth, KS 66048
Phone: (913) 651-8908
Hours: Open 6 days a week, usually 6:00 AM – 10:00 PM (closed Sunday)
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 6 days a week, usually 6:00 AM – 10:00 PM (closed Sunday). Monday: 6:00 AM – 10:00 PM; Tuesday: 6:00 AM – 10:00 PM; Wednesday: 6:00 AM – 10:00 PM; Thursday: 6:00 AM – 10:00 PM; Friday: 6:00 AM – 11:00 PM; Saturday: 6:00 AM – 11:00 PM; Sunday: Closed.

Is Sonic open on Sunday?

No, Sonic is closed on Sundays.

Where is Sonic located?

Sonic is located at 3211 South 4th Street, Leavenworth, KS 66048.

What is the phone number of Sonic?

You can call Sonic at (913) 651-8908.

Does Sonic offer delivery or takeout?

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