Pi Day, celebrated on March 14, honors the mathematical constant π (3.14). While the day holds significance for math enthusiasts, it’s also become a popular occasion for food lovers. Across the U.S., restaurants are marking the holiday with special deals on pizza and pie—two round foods that share the same shape as π.
From buy-one-get-one offers to $3.14 menu items, numerous national chains are rolling out discounts for Pi Day 2025. Here’s a roundup of some of the best deals available:
National Pi Day Restaurant Deals
Blaze Pizza: Customers can enjoy a buy-one-get-one offer on 11-inch pizzas, where the second pizza is available for just $3.14. In addition, those who take advantage of the in-store deal will receive a code for another BOGO $3.14 pizza, valid until the end of March.
Papa John’s: Papa Rewards members can buy a large or extra-large pizza at full price and get a second pizza of equal or lesser value for $3.14. To participate, customers must sign up for Papa Rewards before March 14.
Marco’s Pizza: With the purchase of any large or extra-large pizza, customers can get a medium one-topping pizza for $3.14. This online and app-exclusive offer requires the use of the promo code “PIDAY.”
California Pizza Kitchen (CPK): Extending its promotion over two days, CPK Rewards members can purchase an Original BBQ Chicken, Pepperoni, or Traditional Cheese pizza for $3.14 with a minimum $25 purchase. The offer is available for dine-in, takeout, and delivery orders through CPK’s website or app.
Cicis Pizza: Customers can purchase a medium or large one-topping pizza and get a second pizza of the same size for $3.14. This offer is valid both in-store and online with the use of the promo code “PIDAY.”
7-Eleven, Speedway, and Stripes: A whole pizza is available for $3.14 at participating locations, either in-store or through the 7Now Delivery app. Additionally, Laredo Taco Company and Raise the Roost at select 7-Eleven locations will offer $3.14 quesadillas and chicken tender boxes.
BJ’s Restaurant & Brewhouse: To celebrate Pi Day, diners can buy one regular Pizookie dessert and get a second one for $3.14, available for dine-in customers only.
Other Notable Pi Day Deals
Round Table Pizza: Rewards members can get a personal one-topping pizza for $3.14 with the purchase of any large or extra-large pizza.
Mountain Mike’s Pizza: Mountain Rewards members can receive a free mini pizza with the purchase of a 20 oz. bottled beverage.
Schlotzsky’s: Rewards members can get a pizza or flatbread for $3.14 in-store or online.
Papa Murphy’s: Enjoy 31.4% off online orders with the promo code “PIDAY25.”
What You Need to Know About Pi Day Deals
Many Pi Day promotions require customers to be enrolled in a restaurant’s rewards program or to use an online promo code. Some deals are available for delivery, while others are exclusive to in-store purchases. Be sure to check individual restaurant terms and conditions for specific details.
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