Editor’s Note: This story originally appeared on Living on the Cheap.
No math necessary on National Pi Day, March 14, 2025, just lots of tasty offers that add up to big savings on pies of all kinds.
Celebrated around the world on March 14, the excitement of hungry bargain hunters multiplies on National Pi Day because of all the deals and discounts.
What’s National Pi Day? The Greek letter Pi (symbol π) represents a constant — the ratio of the circumference of a circle to its diameter — which is approximately 3.14159. As March 14 is also written 3.14, it’s the ideal day to celebrate pi and, more importantly, pie.
Bargain hunters and pie lovers can join mathematicians in the fun and frivolity of March 14, thanks to all of the National Pi Day deals offered by national and local restaurants.
Put your calculator down and celebrate pi with some well-rounded National Pi Day deals.
The offers are valid at participating locations, while supplies last. Limit one offer per person.
1. BJ’s Restaurant & Brewhouse
Make National Pi Day even sweeter!
On March 14, BJ’s Restaurant & Brewhouse is offering a full-size Pizookie for just $3.14 with the purchase of one at regular price — dine-in only.
2. Blaze Pizza
This National Pi Day offer is blazing hot!
On March 14, buy an 11-inch pizza and get a second one for just $3.14 at Blaze Pizza. There is an upcharge for specialty crusts.
The deal is only available in-restaurant. Check here for a list of non-participating locations. (Scroll down to the bottom of the page.)
3. Burger King
Enjoy a sweet slice of pie on National Pi Day!
On March 14, Burger King is offering a FREE Hershey’s Sundae Pie with a minimum purchase of $3.14.
The offer is only available to Royal Perks members.
4. California Pizza Kitchen
Slice into a great deal on National Pi Day!
On March 13 and 14, California Pizza Kitchen is offering an Original BBQ Chicken Pizza, pepperoni or traditional cheese pizza for just $3.14, with a purchase of $25 or more in food and non-alcoholic beverages (excluding tax and gratuity).
The offer is valid for dine-in or takeout.
The deal is only available to CPK Rewards members. Join CPK Rewards here.
5. Famous Dave’s
On March 14, enjoy a FREE slice of pie with a minimum purchase of $10 at Famous Dave’s. (Subtotal must be at least $10 before tax and gratuity.)
Mention the offer to your server or use promo code PIDAY25 at checkout online.
6. Marco’s Pizza
Celebrate Pi Day this year with Marco’s Pizza!
On March 14, buy any large or x-large pizza at the regular menu price and get a medium one-topping pizza for only $3.14 at Marco’s Pizza.
Order online or via the Marco’s Pizza app. Use promo code PIDAY at checkout.
7. Mountain Mike’s
Go big on National Pi Day!
Known for its legendary crispy, curly pepperonis and Mountain-sized pizzas, Mountain Mike’s is offering a FREE mini pizza with any 20-oz. bottled beverage purchased on March 14.
The big deal is only available via Mountain Mike’s app.
Mountain Mike’s has locations in Arizona, California, Colorado, Idaho, Nevada, Oregon, Texas and Utah.
8. Papa Murphy’s
Save some dough on National Pi Day!
On March 14, get 31.4% off all online orders of regular-priced menu items at Papa Murphy’s.
There is no minimum purchase required — just use promo code PIDAY25 at checkout.
9. Polly’s Pies
Go sweet on National Pi Day! On March 14, Polly’s Pies is offering three delicious deals for National Pi Day.
- Dine-in customers who order an entrée enjoy a FREE slice of pie.
- Pick up a special Pi Day Apple Pie with Pi symbol topper for $17.99.
- Polly’s eClub members who dine-on on National Pi Day enjoy a FREE slice of pie. No purchase necessary.
Join Polly’s Perks here (at the top of the page).
Polly’s Pies has multiple locations in California — Los Angeles County, Orange County and Riverside County.
10. 7-Eleven
7-Eleven is serving lots of delicious deals for math and food lovers alike on National Pi Day. The offers are also valid at Speedway and Stripes convenience stores.
On March 14, the popular convenience store is offering whole pizzas for just $3.14.
Plus, those locations with Laredo Taco Company are offering quesadillas for $3.14.
And those with Raise the Roost are offering Chicken Tender Box (with three tenders, a dipping sauce and biscuit) for $3.14.
Hungry bargain hunters can enjoy a feast for under $10!
11. Village Inn
It takes a village to celebrate National Pi Day!
On March 14, Village Inn is offering a FREE slice of pie with the purchase of an entrée and beverage — dine-in only.
The offer includes select pies. Side dishes, bowls of soup and chili are not considered entrées. In addition, the sweet giveaway is not valid with Early Dinner Deals or other offers, promotions or discounts.
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