Accessibility
For internal tourists, visiting from other parts of Ireland, Dublin is accessible by rail and air with most rail routes and motorways leading to Dublin.
For visitors from the UK, Dublin is very accessible by air. Three major airlines, British Airways, Aer Lingus and Ryanair operate flights to Dublin from most major cities. Also, three companies offer ferry crossings from ports in the UK to Dublin and other ports in Ireland. So, UK tourists who want to visit Dublin and other parts of Ireland can take their car.
Dublin is very accessible for visitors from the USA. Terminal 2 at Dublin Airport caters for long haul flights, mainly from the USA. Major airlines such as American Airlines, Delta, United and Emirates operate regular flights to and from Dublin. This is helpful because many people in the USA have Irish ancestors.