How much do Cheerios cost?

Depends on several things: the size of the box, what kind of store you buy the cereal at, and what area of the country you live in. Box sizes run from 9 ounces to 18 ounces. A good average price for CheeriOS at a major grocery store is about $3 per pound, so the 9 ounce box would cost around $1.75, the 18 ounce box about $3.50If you buy cereal at a convenience store or mini-mart, you can expect to pay much more than that, sometimes double.