Pi Day 2024 Pizza Deals In India. Usually, local pizzerias and bakeries would have discounts and deals for that day, but if not, here’s a list of food chains that will be celebrating pi day. National pi day will see miraculous offers from taco bell, papa john’s, blaze pizza, doordash, and others on thursday, march 14.

On pi day, the pizza. At more than one chain restaurant you can grab a whole pizza for only $3.14 on national pi day.