Dunkin’ Donuts provides self-serve coffee and coffee-related beverages. Hot, cold or served with your favorite flavoring, it’s your choice. What sets this Dunkin’ Donuts apart is rather than donuts, passengers can enjoy decadent pastries, breads and other sweet treats from downtown Charleston’s Saffron Bakery. On Concourse B. Open 4:30 a.m. to last departing flight.