Bus Éireann is the main service provider at Ireland West Airport. Several shuttle buses operate, connecting from the terminal to Galway, Sligo, Donegal and Mayo.
For more comprehensive coverage, passengers can board a shuttle bus for nearby Charlestown outside the terminal exit. The bus terminal in Charlestown is well connected to the rest of Ireland, and service can be booked to virtually any city in the country.
These are the main bus routes from Ireland West Airport:
Route 64 – offers direct service to Galway, Sligo and Derry, with seven daily departures.
Route 21 – connects back and forth between Dublin and Westport, stopping at Knock Airport along the way.