The Jaspers, the tournament's sixth seed, led for much of the game and were up by five in the second half before the Gaels went on a 17-2 run to take charge.
The Jaspers used an 8-0 run to turn an 18-13 deficit into a 21-18 lead and quickly pushed it to six, but a jump shot by Jones just before the halftime buzzer cut the lead to 26-24.