Randi Phillis threw UTA's sixth all-time no-hitter as she blanked Georgia State in Game 3 of the series.
North Texas knocked in the game-winning run in the eighth to top UTA in the tourney finale.
Sandra Mendoza finished 3-for-4 at the dish, scoring two runs against North Texas.
UT Arlington opened its five-game tournament in Denton with a 4-1 win over Nicholls on Friday.
UT Arlington will take on North Texas, Tulsa and Nicholls in a three-team tournament opening Friday.
SB: UTA vs. Texas Tech - 2018 Home Opener at Allan Saxe Field
Personal: Daughter of Robert and Susan Miller ... Exercise Science major ... Born March 4, 1999.
SB: Home runs end UTA's 2018 campaign
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SB: UTA captures NISC Regional final over Texas Tech
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