Hiroshima-Airport is one of the smaller airports in Japan. It is an international airport with more than 1.2m passengers per year (incoming, outgoing and transit). The runways are located 19 hours away from Atlanta, GA and from here the shortest possible connection is a 1 Stop Over flight. This is a Long Distance flight as defined by the European Union.
From the city center of Hiroshima to the terminals you will need approx. 47 minutes by car, as the distance is about 32 miles. To have a look at the Hiroshima-Airport Flight Information please check the “Arrivals & Departures” section. And if you plan to visit Japan please keep in mind that the official currency is “Yen”. Just use the currency converter in the field “Money”.