| Date | Location | Result | |
| Nov 30, 2018 | Pittsburgh, Pa. | Western Washington 3, Lewis 1 (21-25,25-13,25-17,25-16) | Box score |
| Nov 29, 2018 | Pittsburgh, Pa. | Lewis 3, Wheeling Jesuit 0 (25-23,25-23,25-19) | Box score |
| Nov 17, 2018 | Springfield, MO | Lewis 3, Rockhurst 1 (23-25,25-15,26-24,25-18) | Box score |
| Nov 16, 2018 | Springfield, MO | Lewis 3, Drury 1 (25-17,25-16,22-25,25-18) | Box score |
| Nov 15, 2018 | Springfield, MO | Lewis 3, Michigan Tech 0 (25-16,25-17,25-20) | Box score |
| Nov 09, 2018 | East Peoria, IL | Rockhurst 3, Lewis 0 (25-20,25-19,25-20) | Box score |
| Nov 08, 2018 | East Peoria, IL | Lewis 3, Truman State 1 (20-25,25-23,25-20,26-24) | Box score |
| Nov 03, 2018 | Kirksville, Mo. | Lewis 3, Truman State 0 (25-19,25-21,25-22) | Box score |
| Nov 2, 2018 | Quincy, IL | Lewis 3, Quincy 0 (25-21,25-15,25-15) | Box score |
| Oct 30, 2018 | Romeoville, IL | Lewis 3, Indianapolis 1 (25-16,20-25,25-19,25-18) | Box score |
| Oct 27, 2018 | Lebanon, IL | Lewis 3, McKendree 0 (25-23,25-18,25-18) | Box score |
| Oct 26, 2018 | Springfield, IL | Lewis 3, Illinois Springfield 0 (25-13,25-16,25-18) | Box score |
| Oct 23, 2018 | Romeoville, IL | Lewis 3, Maryville 0 (25-20,25-7,25-15) | Box score |
| Oct 20, 2018 | Romeoville, IL | Lewis 3, Rockhurst 1 (25-20,22-25,25-20,25-22) | Box score |
| Oct 19, 2018 | Romeoville, IL | Lewis 3, William Jewell 1 (25-17,22-25,25-21,25-21) | Box score |
| Oct 13, 2018 | Indianapolis, IN | Davenport 3, Lewis 1 (20-25,25-18,25-18,25-16) | Box score |
| Oct 12, 2018 | Indianapolis, IN | Lewis 3, Hillsdale 0 (26-24,25-20,25-21) | Box score |
| Oct 12, 2018 | Indianapolis, IN | Lewis 3, WALSH 0 (25-19,25-23,25-22) | Box score |
| Oct 06, 2018 | Louisville, KY | Bellarmine 3, Lewis 1 (25-22,25-21,21-25,25-17) | Box score |
| Oct 05, 2018 | Evansville, IN | Lewis 3, Southern Indiana 1 (25-17,25-17,22-25,25-20) | Box score |
| Oct 02, 2018 | Romeoville, IL | Lewis 3, Wisconsin-Parkside 0 (25-12,25-12,25-14) | Box score |
| Sep 28, 2018 | Indianapolis, IN | Indianapolis 3, Lewis 2 (21-25,26-24,25-22,17-25,15-12) | Box score |
| Sep 22, 2018 | Springfield, MO | Drury 3, Lewis 2 (23-25,22-25,25-19,25-21,17-15) | Box score |
| Sep 21, 2018 | Rolla, MO | Lewis 3, Missouri S&T 0 (25-17,25-23,25-13) | Box score |
| Sep 15, 2018 | Romeoville, IL | Lewis 3, Southern Indiana 0 (25-19,25-12,25-8) | Box score |
| Sep 14, 2018 | Romeoville, IL | Lewis 3, Bellarmine 1 (25-19,25-15,23-25,25-18) | Box score |
| Sep 11, 2018 | Romeoville, IL | Lewis 3, Missouri-St. Louis 0 (25-21,25-18,25-15) | Box score |
| Sep 08, 2018 | Romeoville, IL | Lewis 3, Quincy 0 (25-12,25-11,25-16) | Box score |
| Sep 07, 2018 | Romeoville, IL | Lewis 3, Truman State 0 (25-20,25-13,25-21) | Box score |
| Sep 01, 2018 | Denver, CO | Lewis 3, Colorado Christian 2 (25-20,25-17,21-25,23-25,15-11) | Box score |
| Sep 01, 2018 | Denver, Colo. | Texas A&M Commerce 3, Lewis 2 (19-25,25-20,18-25,25-22,15-12) | Box score |
| Aug 31, 2018 | Denver, CO | Central Missouri 3, Lewis 2 (23-25,25-15,25-13,18-25,15-7) | Box score |
| Aug 31, 2018 | Denver, CO | Lewis 3, West Florida 2 (15-25,26-24,22-25,25-22,15-11) | Box score |
| Aug 25, 2018 | San Marcos, Calif. | Lewis 3, IUP 0 (25-16,25-21,25-16) | Box score |
| Aug 24, 2018 | San Marcos, Calif. | Lewis 3, Cal St. San Marcos 0 (25-21,25-20,25-23) | Box score |
| Aug 24, 2018 | San Marcos, Calif. | Lewis 3, Cal St. Dom. Hills 0 (40-38,25-16,25-16) | Box score |
| Aug 23, 2018 | San Marcos, CA | Lewis 3, Point Loma 0 (25-23,25-13,25-19) | Box score |