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Las Margaritas
"Hecho En Mexico"
About Us
Las Margaritas – Authentic Mexican Restaurant in O’Fallon, MO
Since 2015, Las Margaritas has proudly served O’Fallon, MO with authentic Mexican cuisine made from fresh ingredients and bold flavors. As a locally loved Mexican restaurant in O’Fallon, we specialize in generous portions of fan favorites like sizzling fajitas, flavorful burritos, and our signature margaritas. Whether you're joining us for a casual lunch or a festive dinner, our welcoming atmosphere and delicious dishes make every visit memorable. We’re proud to serve guests from Wentzville, Lake St. Louis, St. Peters, Moscow Mills, and surrounding areas. Don’t miss our freshly made guacamole—it’s a must-try! Come experience the best in Mexican food near O’Fallon, MO, and discover why Las Margaritas is a local favorite for flavor, fun, and family.
Areas Served
O'Fallon, MO | Wentzville, MO | Lake Saint Louis, MO | Troy, MO | St. Peters, MO | Saint Charles, MO | Chesterfield, MO | Warrenton, MO
Languages Spoken
- English
- Spanish
What We Offer
Our Services include:
- Birthday Parties
- Retirement Parties
- Work Parties
- Holiday Parties
- Christmas Parties
- To-Go
- Patio Seating
- Full Service Bar
- Kids Menu
- Curbside Pick-Up
- Catering
- Private Events
- Wedding Rehearsal Dinners
- Lunch, and Margarita Specials
Our Products include:
- Appetizers
- Salads
- Specials
- Vegetarian Options
- Combination Platters
- Mexican Rice
- Mexican Street Corn
- Trash Can Nachos
- Fresh-Made Guacamole
- Cheese Steak Tacos
- Mushroom Steak Fajitas
- Franzia Fries
- Franzia Special
- High-End Tequila
- Tacos
- Especialidades
- Carnitas
- Quesadillas
- Chimichangas
- Fajitas
- Molcajete Ranchero
- Burrito Chile Colorado
- Burrito Gonzales
- Fajitas Bravas
- Tacos Carne Asada Especiales
- Arroz Mayas
- Tampiquena
- Pollo Margaritas
Testimonials
On 7/9/2025
Emmanuel Murillo
had this to say:
Great service and great food
Manny is the best waiter 😘
On 7/3/2025
Sherin Pacheco
had this to say:
The food was absolutely amazing! The customer service was top tier. They even kept their cool when kids were running around with the decor!
On 7/1/2025
Jason Reid
had this to say:
Very nice spot
On 6/25/2025
Connie Adams
had this to say:
Nice place to eat
Food is very good and service waa excellent.
On 6/20/2025
Tonya Hahn
had this to say:
The food was fresh and our server was friendly.
Contact Us
Las Margaritas
1165 Technology Dr O Fallon, MO 63368
Phone: (636) 362-2004
Mobile: (636) 362-2004
Email: lasmargaritasofallon1
Off Technology Drive between Holiday Inn and Staybridge Suites
Where To Find Us
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Payment Types Accepted
American Express, Cash, Debit Cards, Discover, MasterCard, Visa
Our Hours
Holiday Hours May Vary. Please Call For Details.
Monday: 11:00 AM - 10:00 PM
Tuesday: 11:00 AM - 10:00 PM
Wednesday: 11:00 AM - 10:00 PM
Thursday: 11:00 AM - 10:00 PM
Friday: 11:00 AM - 10:30 PM
Saturday: 11:00 AM - 10:30 PM
Sunday: 11:00 AM - 10:00 PM
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