Nearly all cities and towns have some kind of public transport such as buses and taxis which implies going around in Korea is not a difficulty.
Information about almost all kinds of public transport in Korea which includes airlines, airports in Korea, bus routes, driving maps and trains in Korea are listed on this page.
The tables underneath provides more information relating to the travel methods to get around Korea: Travel by rail, travel by air, and travel by bus and car.
Airports in Korea
Public Transport in Korea
Korean Public Transport Questions