Chick fil A in O Fallon, Missouri
Complete guide to the 1 Chick-fil-A restaurant in O Fallon.All locations operate Monday through Saturday and are closed on Sunday.
The Chick-fil-A Location in O Fallon
O Fallon, MO
Visiting Chick-fil-A in O Fallon
Whether you are craving an Original Chicken Sandwich, Chick-fil-A Nuggets, Waffle Potato Fries, or a hand-spun Milkshake,the Chick-fil-A in O Fallon provides consistent food quality and friendly customer service. Breakfast items like Chick-n-Minis, Chicken Biscuits, and Hash Browns are served until 10:30 AM, after which the kitchen transitions immediately to lunch.
Standard Operating Hours
Monday–Saturday: ~6:30 AM–10:00 PM
Breakfast: open–10:30 AM
Sunday: Closed Nationwide
Chick-fil-A One App
Order ahead for drive-thru or curbside pickup in O Fallon and earn points toward free rewards with every order.
Event Catering
Hosting an event in O Fallon? Nugget trays and boxed meals are available with 24-hour advance notice. Catering details →
Frequently Asked Questions: O Fallon Chick-fil-A
How many Chick-fil-A locations are in O Fallon, Missouri?
There is 1 Chick-fil-A restaurant serving O Fallon, Missouri. Review the store list below for exact addresses, phone numbers, and hours.
What time does Chick-fil-A open and close in O Fallon?
Most Chick-fil-A restaurants in O Fallon open at 6:30 AM Monday through Saturday. Breakfast runs until 10:30 AM, followed by the lunch and dinner menu until closing around 9:00 PM–10:00 PM. All locations are closed on Sunday.
Does Chick-fil-A in O Fallon offer drive-thru service?
Yes. Most standalone Chick-fil-A restaurants in O Fallon feature dedicated multi-lane drive-thrus. Mall, hospital, airport, and university stores typically offer walk-up counter service.
Can I order Chick-fil-A catering and delivery in O Fallon?
Yes. Chick-fil-A delivery is available in O Fallon through the Chick-fil-A One app, DoorDash, and Uber Eats at participating locations. Catering trays (including nuggets, strips, wraps, and gallon drinks) can be scheduled 24 hours in advance.