Pi Day, celebrated annually on March 14 (3/14), is a cultural event where the mathematical constant π (pi) is approximated by the date. While rooted in mathematics, the day has been widely adopted by retailers, particularly in the food and beverage sector, as a promotional opportunity. For U.S. consumers, this translates to a variety of limited-time discounts, freebies, and special offers centered around pizza and pie. This article provides a detailed overview of the Pi Day 2025 promotions based on information from multiple deal-focused and news sources. The offers detailed below are primarily from restaurant chains and food brands, with a focus on the specific requirements, eligibility rules, and redemption processes for consumers.
Understanding Pi Day Promotions
Pi Day promotions are typically short-term offers valid only on or around March 14. They often involve price points of $3.14 or percentage discounts (31.4%). The most common categories are pizza and dessert pies. Key eligibility requirements frequently include signing up for a restaurant's rewards program, making a minimum purchase, or ordering through a specific platform like a mobile app or delivery service. It is critical for consumers to note that many of these offers are location-specific and may vary by franchise. The sources indicate that while some deals are nationwide, others are subject to the discretion of individual store owners. Therefore, verifying with the local establishment before visiting is a recommended step.
Pi Day 2025 Pizza Deals
A significant portion of Pi Day promotions are centered on pizza, leveraging the phonetic similarity between "pi" and "pie." Offers range from discounted second pizzas to fixed-price menu items. Membership in a brand's loyalty program is a common prerequisite for accessing the best deals.
Major Pizza Chain Offers
Several national pizza chains have structured their Pi Day deals to incentivize app usage and rewards enrollment.
- Blaze Pizza: On March 14, 2025, Blaze Pizza offered a buy-one-get-one (BOGO) promotion on its 11-inch pizzas. Customers could purchase one 11-inch pizza and receive a second for $3.14. The deal was available for in-store, takeout, or delivery orders.
- Papa John’s: For Pi Day 2025, Papa John’s rewards members could buy one large or extra-large pizza at the regular price and get a second one for $3.14. This offer required enrollment in the Papa Rewards program.
- California Pizza Kitchen (CPK): CPK Rewards members could take advantage of a $3.14 pizza offer. By spending $25 on any menu items, members could add an Original BBQ Chicken, Pepperoni, or Traditional Cheese pizza for $3.14. This deal was valid for dine-in, takeout, and online orders.
- Marco’s Pizza: Marco’s offered a medium one-topping pizza for $3.14 with the purchase of a large or extra-large pizza. This promotion was available for a limited time on Pi Day.
- Round Table Pizza: Rewards members who were enrolled before March 14, 2025, could purchase a large or extra-large pizza and add a one-topping personal pan pizza for $3.14. The offer required the customer to be a rewards member prior to the date of the promotion.
- The Pizza Press: Customers could order a Signature Pizza for $3.14 through the restaurant's mobile app. This offer was limited to one per customer.
- Papa Murphy’s: Papa Murphy’s provided a 31.4% discount on all regular-priced items on Pi Day. The promotion required the use of the promo code "PIDAY25" at checkout for online or in-app orders.
- Little Caesars: For Pi Day 2025, Little Caesars offered $3.14 off any pizza with a minimum purchase of $10. The discount was applied using the promo code "PIZZAPI" at checkout.
- Anthony’s Coal Fired Pizza & Wings: This chain offered a 31.4% discount on a large (16-inch) cheese pizza for dine-in customers who mentioned the Pi Day deal to their server.
Convenience Store and Delivery-Based Offers
Some promotions are tied to convenience store chains and food delivery platforms, offering pizza at a fixed low price point.
- 7-Eleven, Speedway, and Stripes: Through the 7Rewards program, customers could purchase a whole pizza for $3.14 on March 14, 2025. The pizza selection included flavors like Ultimate Pepperoni and Supreme.
- DoorDash: The food delivery service featured Pi Day deals from participating pizza chains. For example, Pizza Hut offered $6 off eligible orders of $30+ (valid only on March 14, 2025, and not for pickup). Sbarro offered $7 off eligible orders of $25+ from March 13-15, with DashPass members receiving an $8 discount. Hungry Howie’s offered a free Howie Bread with a minimum purchase of $30+ from March 14-15.
Additional Pizza-Focused Discounts
Other restaurants and food brands also participated with pizza-related deals.
- Cici’s Pizza: The promotion was a buy-one-get-one offer where customers could buy one pizza and get another for $3.14.
- Crust Pizza: This chain offered a buy-one-get-one deal on large pizzas, where the second large pizza cost $3.14.
- Schlotzsky’s: Rewards members could get a pizza or flatbread for $3.14 on Pi Day.
- Grimaldi’s Pizzeria: For Pi Day 2026, it was anticipated that Grimaldi’s would offer slices of pizza for $3.14 each (this is a forward-looking prediction from the source material).
- Mountain Mike’s Pizza: Rewards members could get a free mini pizza with the purchase of a 20-ounce bottled beverage through the app or online on Pi Day.
Pi Day 2025 Pie and Dessert Deals
In addition to pizza, many establishments offer deals on dessert pies and other sweet treats. These offers often require a purchase or are part of a combo deal.
Free Pie and Discounted Slices
- Burger King: Rewards members could get a free Hershey’s Sundae Pie with a purchase of $3.14 or more on Pi Day.
- BJ’s Restaurant & Brewhouse: The offer was for a Pizookie (a dessert pizza cookie). Customers could buy one full-size Pizookie at regular price and get a second one for $3.14. This deal was valid for dine-in only.
- Village Inn: Customers who bought an entrée and a beverage could get a free slice of pie (dine-in only on March 14).
- Famous Dave’s: With a purchase of $10 or more, customers could get a free slice of Baker’s Square pie.
- Grand Traverse Pie Company: The company was expected to offer a free slice of their Michigan ABC Crumb Pie (Apples, Blueberries, and Cherries) with any purchase on Pi Day.
- Kneaders Bakery: Offers included slices of pie for $3.14 and $3.14 off their whole pies.
- Jollibee: It was anticipated that Jollibee would offer a free pie with any purchase on Pi Day.
Pie Retailer and Bakery Promotions
- Kroger: Shoppers could purchase 8-inch fruit pies for $3.14 each using a digital coupon. The coupon was valid from March 12 to March 15.
- Harry & David: The retailer was expected to discount select food items, including pies, when using a promo code on Pi Day.
- Milk Bar: The promotion was for a discount on a second pie when ordering a pie and using a promo code at checkout on Pi Day.
- Tiny Pies: Customers could get 20% off their first online order using the promo code "WELCOME20" at checkout.
- Goldbelly: It was predicted that Goldbelly.com would offer a 31.4% discount on pizzas and pies on Pi Day.
Other Pi Day Promotions and Activities
Beyond direct food discounts, some brands offered unique Pi Day experiences or non-food related promotions.
- DiGiorno: In partnership with Hidden Valley Ranch, DiGiorno released new pizzas for Pi Day. Customers had a chance to get exclusive swag from the "Ranch Obsession" collection starting at noon on March 14, with limited quantities available.
- MOD Pizza: The chain offered a special for teachers, providing a free poster and a chance to get a buy-one-get-one Mod-sized pizza or salad.
- CAMP and Mathnasium: CAMP, a family activity center, partnered with Mathnasium for free Pi Day celebrations at various locations. Families could book a Pi Day slime bar appointment and enjoy free pizza, along with activities like bracelet crafting, face painting, and temporary tattoos. A national sweepstakes was also part of the event.
- Gopuff: It was predicted that Gopuff would offer a discount on Amy's Kitchen pizzas when ordered through their platform on Pi Day.
Key Considerations for Consumers
When seeking to take advantage of Pi Day offers, consumers should be aware of several important factors:
- Eligibility Requirements: Many of the best deals are exclusive to rewards program members. Signing up for these programs is often free but must be done in advance. For example, the Round Table Pizza deal required membership before March 14.
- Minimum Purchase: Free items or significant discounts often require a minimum purchase, such as the $25 minimum at California Pizza Kitchen or the $3.14 purchase at Burger King.
- Location Variability: Franchise-owned chains may have the discretion to participate or not. The source material explicitly states that offers "may vary by location," so checking with the local store is advisable.
- Ordering Method: Some deals are only valid for in-store dining (dine-in), while others are for online, app, or delivery orders. For instance, the Burger King pie offer required a purchase, but the specific ordering method (in-store, app, or delivery) is not specified in the source data.
- Limited Time and Supplies: Pi Day deals are valid only on or around March 14, 2025. Some offers, like the DiGiorno swag, are available only "while supplies last."
- Promo Codes: Online orders often require a specific promo code to activate the discount. Codes like "PIDAY25" for Papa Murphy’s and "PIZZAPI" for Little Caesars are essential for redemption.
Conclusion
Pi Day 2025 presents a variety of promotional opportunities for U.S. consumers, primarily centered on pizza and pie from restaurant chains and food retailers. The most valuable offers are typically tied to brand loyalty programs and may require a minimum purchase. While the deals are attractive, consumers must be mindful of location-specific variations, ordering method restrictions, and the need for advance registration in rewards programs. The information compiled here is based on promotional announcements and deal roundups, and it is recommended to verify the specifics of any offer directly with the participating establishment or through its official website or app before making plans.