1 / 10

Fiesta Mexican Grill

Restaurant

122 Historic Rte 66, Williams, AZ 86046, USA

(800) 774-2348 · Ext 18353, then #

fiestamexicangrill66.com

Nestled along the iconic Route 66 in Williams, Arizona, Fiesta Mexican Grill invites travelers to savor authentic Mexican flavors in a vibrant atmosphere. With a rich history and a playful nod to the historic highway, this beloved eatery features mouthwatering dishes made from fresh ingredients, perfect for refueling after a day of exploration. Enjoy a festive ambiance adorned with unique Route 66 memorabilia and take a moment to connect with fellow road-trippers while indulging in their famous chips and salsa. Let Fiesta Mexican Grill be a highlight of your journey down the Mother Road!

Opening Hours

Monday11:00 AM – 10:00 PM

Tuesday11:00 AM – 10:00 PM

Wednesday11:00 AM – 10:00 PM

Thursday11:00 AM – 10:00 PM

Friday11:00 AM – 10:00 PM

Saturday11:00 AM – 10:00 PM

Sunday11:00 AM – 10:00 PM

Top Reviews

Elli Fountoukidou

5 months ago

"Make sure you try the Super Burrito !! This thing is huge! And very very tasty. Also good value for money. Apart from that, great atmosphere, great service, very kind staff. The cuisine looks so original!"

Read Full Review →

Mariana Tristao

9 months ago

"Fantastic little gem of a restaurant we found by chance. They didn't have any vegan options but were more than happy to just remove some ingredients to accommodate us. Portion sizes were also really generous, we rolled out of there. Staff were so warm and inviting, great vibes."

Read Full Review →