While just seeing that irrational number might give people flashbacks to that dreaded math class, Pi Day 2025 is the time to switch the conversation to food. The equation to remember on March 14 is that food plus savings equals a slice of deliciousness.
Food brands are always looking for ways to build excitement around National Food Days. Whether it is launching a new flavor or offering a discount, there is value in fostering a connection with their customers. Even if it is not pizza night, this special occasion is reason to enjoy another slice.

Hungry for Pi Day 2025 pizza deals?
Blaze Pizza
After last year’s successful menu relaunch, Blaze Pizza has converted many people to the deliciousness of its freshly made pizza. For this year’s Pi Day celebration, the brand will offer Buy One 11-Inch Pizza, Get a Second 11-Inch Pizza of Equal or Lesser Value for $3.14. Also, any in-restaurant guest will receive a promo offer to redeem the same offer again.
California Pizza Kitchen
Always willing to push the flavor combinations on its pizza, California Pizza Kitchen is celebrating some of its most popular pizzas. With any $25 or more purchase, CPK Rewards members can order The Original BBQ Chicken, Pepperoni, or Traditional Cheese pizza for just $3.14. It might mean there is some extra slices for breakfast the next day.
Casey’s
Whether it is the breakfast pizza, a simple pepperoni, or innovative combination, everyone knows that Casey’s pizza is always a good choice. That freshly made dough is part of the reason by this brand is a slice above the rest. For Pi Day, Casey’s is offering buy any Large Pizza, Get a Medium Specialty Pizza, Breadsticks, or Small Wings for $3.14. To receive the offer, use the code PIDAY.
Mr. Gatti’s
On March 14, Mr. Gatti’s Pizza is offering any 1-topping pizza for just $3.14. Who would turn down a $3.14 pizza?
Papa Johns
Looking to feed a crowd on Pi Day? Papa Johns is offering buy one large or XL pizza at regular menu price and get a second one of equal or lesser value for $3.14. The offer is available to current Papa Rewards members only.
Round Table Pizza
Sometimes it is best to have the whole pizza to yourself. On March 14, Round Table Pizza is offering Royal Rewards Members a Personal Pizza with one topping for $3.14.
Additionally, DoorDash has several deals for Pi Day. These deals are available via the DoorDash platform up. From Pizza Hut offering $6 off a $30 order to Hungry Howie’s offering free Howie Bread with $30 order and even Sbarro offering $7 off eligible $25 orders, there are plenty of reasons to place an order via the app.
Ready to enjoy your favorite slice on Pi Day? With these offers, there are plenty of options to slice some big savings.