'Naviera Armas', the Canary Islands ferry company, have extended their special offer for all inter-island ferry connections until the 21st of March. Residents can travel for just 7 Euros and tourists for only 14 Euros per trip, and the price for a car is the same as for a passenger.
Meanwhile their competitor 'Fred Olsen Express' have a limited offer of tickets for the same price which ends on Feb. 28th.
To view these offers just click on the relevant link on the sidebar.
Summer 2013 - while the extremely low prices are no longer available, some very attractively low fares are still available on select dates. Keep checking both ferry companies.