How much a gallon of coffee from dunkit donuts?

As of January 2018, a small hot coffee at Dunkin Donuts costs $1.59, an average costs $2.00, and a large costs $2.25. These prices may vary by location and are subject to change. Also depending on the drink that you may choose the prices differ for example if you choose a latte or cappuccino rather than a simple hot or iced coffee.