Cape Clear Island is situated in West Cork 8 miles by ferry from the picturesque harbour town of Baltimore. Two ferries serve the island; an all year round service from Baltimore and a summer services from Schull. Bus Eireann provide a regular service (Bus number 237) to both Baltimore and Schull via the market town of Skibbereen. Baltimore is approximately a 1.5 hour drive from Cork. There are many car hire services at Cork International airport which seem to be very good value at the moment.
An Cailín Óir operate every day of the year except for Christmas Day. In the winter time there are generally two services per day with up to four in the summertime. The website can be found here.