March 14, 2025 – USA – National Pi Day is here, and while math enthusiasts celebrate the beauty of the irrational number π (3.14), pizza lovers across the country are gearing up for an even tastier reason to celebrate. Pizza chains nationwide are offering irresistible discounts, promotions, and freebies to mark this special occasion. From Papa John’s to Domino’s, Pizza Hut, and Blaze Pizza, here’s a roundup of the best Pi Day pizza deals for 2025.
What is National Pi Day?
Pi Day, celebrated annually on March 14 (3/14), honors the mathematical constant π, representing the ratio of a circle’s circumference to its diameter. Officially recognized by Congress in 2009, Pi Day has grown into a cultural event, embraced by educators, mathematicians, and—most importantly—pizza and pie lovers alike. Since pizza is round and shares the ‘pie’ pronunciation, restaurants and pizzerias have turned Pi Day into a food-filled celebration with exciting deals.
Best Pizza Deals for Pi Day 2025
Papa John’s Pi Day Deal
Papa John’s is celebrating Pi Day by offering a buy one, get one for $3.14 deal on all large pizzas. Customers ordering online using the promo code PIDAY2025 can take advantage of this offer nationwide. Additionally, members of Papa John’s rewards program will earn an extra 314 points when they purchase a pizza on March 14.
Domino’s Pi Day Special
Domino’s is joining the Pi Day celebration with $3.14 off any order of $10 or more when using the promo code 314DEAL at checkout. This offer is available for both carryout and delivery, making it a great way for families and math lovers alike to enjoy their favorite pizzas.
Pizza Hut’s Pi Day Offer
Pizza Hut is serving up an exclusive $3.14 medium pizza with any large pizza purchase. Available only on Pi Day, this deal allows customers to indulge in their favorite toppings at a fraction of the usual cost. Those who order online or through the Pizza Hut app will also receive a coupon for a future discount.
Blaze Pizza’s $3.14 Personal Pizza
Blaze Pizza, a fan favorite for custom-built pies, is once again offering $3.14 personal pizzas all day on March 14. This deal is available for in-store orders only, and customers must download the Blaze Pizza app and sign up for rewards to claim the offer.
Marco’s Pizza Pi Day Promo
Marco’s Pizza is offering customers a large one-topping pizza for $3.14 with the purchase of any specialty pizza at regular price. Available for online and in-store purchases, this deal is a great way to celebrate Pi Day with family and friends.
Cicis Pizza All-You-Can-Eat Deal
Cicis Pizza is inviting customers to an all-you-can-eat buffet for just $3.14 per person at participating locations. Known for their unlimited pizza, pasta, salad, and dessert options, this deal is perfect for those looking to celebrate Pi Day with a feast.
How to Score the Best Deals
Many of these promotions require signing up for loyalty programs, using promo codes, or placing online orders through official apps. Here are a few quick tips to ensure you don’t miss out:
- Sign up for rewards programs in advance to get exclusive access to deals.
- Check social media pages of your favorite pizza chains for last-minute offers and giveaways.
- Use promo codes at checkout when ordering online or in-app.
- Visit in-store locations early, as some promotions have limited availability.
Pi Day Fun Facts
- Pi is an infinite number – It has been calculated to over 50 trillion digits, but for practical purposes, 3.14 is commonly used.
- Albert Einstein was born on Pi Day – The legendary physicist was born on March 14, 1879, making Pi Day even more special for science enthusiasts.
- The first Pi Day was celebrated in 1988 – Physicist Larry Shaw of the San Francisco Exploratorium started the tradition, which has since grown into a global event.
- NASA uses Pi – Scientists at NASA use π for calculations involving space missions, from launching rockets to navigating spacecraft.
Final Thoughts
National Pi Day 2025 is shaping up to be a feast for pizza lovers, with some of the best deals seen in years. Whether you’re a math geek, a pizza enthusiast, or just someone who loves a good deal, March 14 is the perfect day to grab a slice (or several) at a discount.
With deals from Papa John’s, Domino’s, Pizza Hut, Blaze Pizza, Marco’s Pizza, and Cicis, there’s no shortage of options to satisfy your pizza cravings. Don’t forget to mark your calendar, set reminders, and enjoy a delicious Pi Day celebration!
