According to the website uk.soccerway.com, Tenerife only plays one match during the period you say, on Saturday, 19th December. They are playing Real Valladolid and, unfortunately, it is an away match. As for where they play home matches and how much tickets cost, check out this discussion thread on TripAdvisor: http://www.tripadvisor.co.uk/ShowTopic-g187482-i1530-k5751898-Football_CD_Tenerife-Santa_Cruz_de_Tenerife_Tenerife_Canary_Islands.html.