10 Unbelievably Great Pizza & Pie Deals to Celebrate Pi Day in Chicago

Pi Day isn’t just for math lovers—it’s also a perfect excuse to indulge in delicious pizza and sweet pies! Every year on March 14 (3.14, like the mathematical constant π), restaurants and bakeries across Chicago offer incredible discounts on pizza and pie. Whether you're craving a classic Chicago deep-dish, a thin-crust delight, or a flaky fruit pie, you’ll find amazing deals that make celebrating Pi Day even more enjoyable.

We’ve rounded up 10 of the best pizza and pie deals across Chicago so you can grab a tasty slice at an unbeatable price.

1. Lou Malnati’s – $3.14 Off Any Deep-Dish Pizza

• One of Chicago’s most famous pizzerias is offering $3.14 off any deep-dish pizza for dine-in, carryout, and delivery.
• This offer is valid only on March 14, so make sure to place your order early before they sell out!
• Lou Malnati’s is known for its buttery crust, chunky tomato sauce, and rich cheese, making it a must-visit on Pi Day.

Where to Find It: Multiple locations across Chicago

2. Giordano’s – Buy One, Get One for $3.14

• If you love stuffed deep-dish pizza, Giordano’s is giving away a second pizza for just $3.14 when you buy one at full price.
• Available for dine-in and takeout, but not applicable on delivery orders.
• Perfect for sharing with family and friends or saving for later!

Where to Find It: Various locations in the city

3. Blaze Pizza – Personal Pizza for $3.14

• Blaze Pizza is keeping its annual Pi Day tradition alive with a custom-made, 11-inch pizza for only $3.14.
• You can choose your own toppings, making it one of the best customizable deals of the day.
• Offer available for in-store purchases only, so be ready to stand in line!

Where to Find It: Several locations across Chicago

4. Pequod’s Pizza – 14% Off All Orders

• One of Chicago’s most famous caramelized crust pizza spots is knocking 14% off all orders for Pi Day.
• This deal applies to both dine-in and takeout, so you can enjoy it however you like.
• Known for their chewy, cheesy, crispy crust, Pequod’s is a local favorite.

Where to Find It: Lincoln Park & Morton Grove

5. Art of Pizza – $3.14 Off Any Large Pizza

• One of Chicago’s hidden pizza gems, Art of Pizza is offering a $3.14 discount on any large pizza.
• Whether you prefer thin crust, stuffed, or pan pizza, this deal is perfect for those who love variety.
• Offer valid for both carryout and dine-in.

Where to Find It: 3033 N. Ashland Ave., Chicago

6. Jeni’s Splendid Ice Creams – Free Pie-Flavored Ice Cream Scoop

• While not technically a pie, Jeni’s is celebrating Pi Day with free scoops of their pie-inspired flavors, such as Brambleberry Crisp and Boston Cream Pie.
• Available at all Jeni’s locations in Chicago while supplies last.
• A perfect way to balance your pizza with something sweet!

Where to Find It: Several locations across Chicago

7. Bang Bang Pie & Biscuits – $3.14 Slice of Any Pie

• A Chicago favorite for handmade, buttery, flaky pies, Bang Bang Pie is offering slices for just $3.14.
• Their menu includes classic flavors like Key Lime, Chocolate Chess, and Apple Crumble.
• Limited to one slice per customer, so choose wisely!

Where to Find It: Logan Square & Ravenswood

8. Parlor Pizza Bar – Free Dessert Pie with Any Pizza Purchase

• Parlor Pizza Bar is giving away a free mini dessert pie when you order any signature pizza.
• Flavors include s’mores, banana cream, and caramel apple.
• Great option for those who love both savory and sweet on Pi Day.

Where to Find It: West Loop, Wicker Park, River North

9. Stan’s Donuts – $3.14 Off Pie-Filled Donuts

• While not a traditional pie, Stan’s Donuts is offering a $3.14 discount on their pie-filled donuts, which include Boston Cream, Lemon Meringue, and Apple Pie flavors.
• Available all day on March 14 while supplies last.

Where to Find It: Multiple locations in Chicago

10. Firecakes Donuts – Pi-Themed Donuts for $3.14

• Firecakes is rolling out Pi Day-exclusive donuts shaped like the π symbol, priced at just $3.14 each.
• They come in various flavors, including raspberry cheesecake and chocolate mousse.
• A fun and unique way to celebrate Pi Day with a twist!

Where to Find It: Several locations in Chicago

Tips to Make the Most of Pi Day Deals

1. Arrive early – Many of these deals are first-come, first-served.
2. Check store policies – Some offers are only valid for dine-in or carryout, while others exclude delivery.
3. Follow on social media – Restaurants often post last-minute updates or surprise deals.
4. Order ahead – Some pizzerias allow you to pre-order your Pi Day meal to skip long wait times.
5. Celebrate with friends – Pi Day is more fun when you share slices with loved ones!

Final Thoughts: The Ultimate Pi Day Feast Awaits

Chicago is one of the best places to celebrate Pi Day, thanks to its unbeatable pizza culture and top-tier bakeries. Whether you’re in the mood for a deep-dish masterpiece, a thin-crust delight, or a sweet slice of pie, these 10 amazing deals ensure that you won’t go home hungry.

Mark your calendar for March 14, grab some friends, and get ready to enjoy delicious food at a fraction of the price. Happy Pi Day!