Kyle Guy had 25 points and 10 rebounds as the top-seeded Cavaliers withstood a brilliant performance from Purdue's Carsen Edwards and beat the third-seeded Boilermakers 80-75 in overtime.
Virginia Cavaliers head coach Tony Bennett celebrates after cutting down the net after the regional final of 2019 NCAA Division I men's basketball tournament against the Purdue Boilermakers at the KFC Yum Center in Louisville, Ky., on Saturday. Edwards scored a game-high 42 points.
Virginia outscored Purdue 10-5 in overtime to win the South Region and earn a spot in the Final Four.
Guy injured his ankle in the first half and his return was uncertain.
It's Virginia's first trip to the Final Four since 1984.
The Cavaliers then were able to make the necessary plays in overtime to out-score the Boilermakers eight to five in overtime.
Virginia had led for most of the second half, though Carsen Edwards - who poured in 40 points in regulation - kept his Purdue team in it. Purdue's last appearance in the Final Four came in 1980 as a No. 6 seed.
Kihei Clark chased it down and fired a pass back to Diakite, whose buzzer-beating 8-foot jumper from just outside the lane sent the game into overtime.
Ty Jerome had 24 points and seven assists for Virginia.
De'Andre Hunter drove to the basket and hit a layup with 28 seconds left to put Virginia ahead for good at 76-75.