The Ferry to Iona sets off from Fionnphort on the isle of Mull and runs regularly, with a break for lunch.
During the summer months the ferry rarely cancels due to weather, however, in the spring, autumn and winter the service can be subject to cancellation at short notice. If you are linked to other transport arrangements (flights etc) staying in Fionnphort on the Mull side may be a prudent option,
The timetables are taken from the www.calmac.co.uk website, and all enquirers have to go through to them for accuracy.
The Summer timetable is under the winter timetable