| August |
| | 22 | 7:00PM | Wiley College | @ | St. Thomas (TX) | 25-21,25-15,17-25,21-25,12-15 | |
| | 29 | 1:00PM | St. Thomas (TX) | vs. | Sul Ross State University | 25-9,25-20,25-21 | |
| | | 7:00PM | St. Thomas (TX) | @ | Wayland Baptist University | 25-23,23-25,12-25,13-25 | |
| | 30 | 10:00AM | St. Thomas (TX) | @ | Lubbock Christian | 11-25,16-25,25-21,20-25 | |
| | | 12:15PM | Southwestern Assemblies of God Univ | vs. | St. Thomas (TX) | 21-25,20-25,25-17,25-19,15-4 | |
| September |
| | 3 | 7:00PM | Texas A&M-Kingsville | @ | St. Thomas (TX) | 25-22,25-21,25-14 | |
| | 6 | 3:00PM | McMurry University | @ | St. Thomas (TX) | 25-15,19-25,21-25,17-25 | |
| | | 7:00PM | Southwestern Assemblies of God Univ | @ | St. Thomas (TX) | 25-21,25-23,20-25,25-18 | |
| | 26 | 7:00AM | Huston-Tillotson College | @ | St. Thomas (TX) | 25-21,15-25,17-25,13-25 | |
| | 27 | 11:00AM | University of Texas at Brownsville | @ | St. Thomas (TX) | 16-25,16-25,25-23,13-25 | |
| | | 4:00PM | Loyola University | @ | St. Thomas (TX) | 25-23,20-25,25-16,25-20 | |
| October |
| | 4 | 1:00PM | St. Thomas (TX) | @ | Wiley College | 17-25,20-25,25-21,25-21,15-11 | |
| | | 7:00PM | Paul Quinn College | @ | St. Thomas (TX) | 8-25,13-25,18-25 | |
| * | 10 | 3:00PM | Our Lady of the Lake University | @ | St. Thomas (TX) | 18-25,13-25,24-26 | |
| | | 7:00PM | Paul Quinn College | @ | St. Thomas (TX) | 17-25,14-25,28-26,15-25 | |
| | 14 | 7:00PM | St. Thomas (TX) | @ | Southwestern Assemblies of God Univ | 22-25,13-25,26-24,24-26 | |
| | 17 | 7:00PM | St. Thomas (TX) | @ | Univ of Dallas-Irving | 22-25,25-20,25-11,25-20 | |
| | 18 | 11:00AM | St. Thomas (TX) | vs. | Dominican University | 25-23,23-25,16-25,17-25 | |
| | | 1:00PM | St. Thomas (TX) | vs. | Mid America Christian | 25-13,25-12,15-25,27-25 | |
| | 25 | 3:00PM | Texas College | @ | St. Thomas (TX) | 11-25,5-25,6-25 | |
| | | 5:00PM | Jarvis Christian College | @ | St. Thomas (TX) | 10-25,9-25,7-25 | |
| | 31 | 7:00PM | St. Thomas (TX) | @ | Southwestern University | 19-25,14-25,19-25 | |
| November |
| | 1 | 12:00PM | St. Thomas (TX) | @ | University of Dallas | 12-25,23-25,25-23,25-20,20-18 | |
| | | 4:00PM | St. Thomas (TX) | @ | Texas Wesleyan | 23-25,25-23,25-23,24-26,15-13 | |
| | 4 | 7:00PM | Texas Southern University | @ | St. Thomas (TX) | 19-25,18-25,20-25 | |
| * | 7 | 7:00PM | St. Thomas (TX) | @ | Our Lady of the Lake University | 22-25,17-25,22-25 | |
| | 8 | 1:00PM | St. Thomas (TX) | @ | Huston-Tillotson College | 25-13,25-12,25-20 | |
| | 14 | 11:00AM | St. Thomas (TX) | @ | Embry-Riddle (AZ) | 20-25,25-13,25-21,25-23 | |
| | 2008 A.I.I. Championship Tournament |
| | | 2:00PM | Our Lady of the Lake University | vs. | St. Thomas (TX) | 24-26,23-25,10-25 | |
| | 2008 A.I.I. Conference Tournament |
| | | 5:00PM | Lambuth | vs. | St. Thomas (TX) | 20-25,23-25,18-25 | |
| | A.I.I. Conference Tournament |
| | 15 | 10:00AM | St. Thomas (TX) | @ | Embry-Riddle (AZ) | 25-21,25-13,25-21 | |
| | 2008 A.I.I. Championship Tournament |
| | | 5:00PM | Our Lady of the Lake University | vs. | St. Thomas (TX) | 24-26,22-25,19-25 | |
| | 2008 A.I.I. Conference Tournament |
