The channels join 80 others on Tiscali TV, which, according to Tiscali's latest figures, had 50,000 subscribers in the first quarter of 2007.
Mary Turner, chief executive of Tiscali UK, said: "Tiscali is always looking to add exciting new TV content to our service and this is a great new option for our sports fans."
Setanta's channels are now available on IPTV services Tiscali and BT Vision, Top Up TV on Freeview, on Sky and on Virgin Media.