Top seed Rafael Nadal was too good for Grigor Dimitrov en route to his fourth Mexican Open decider, triumphing 6-3 6-2.
The Qatar Open final will pit the 2018 champion against a player making her maiden appearance at the tournament.
Gael Monfils looked destined to finally overcome Novak Djokovic for the first time, but the world number one would not be beaten in Dubai.
Rafael Nadal was in devastating form as the 19-time grand slam champion dismantled Kwon Soon-woo 6-2 6-1 in Acapulco on Thursday.
Local wildcard Renata Zarazua upstaged Tamara Zidansek 6-2 3-6 6-2 en route to the final four in Acapulco on Thursday.
Karen Khachanov was unable to stop Novak Djokovic surging into the semi-finals of the Dubai Tennis Championship.
Rafael Nadal powered through to the last eight but second seed Alexander Zverev fell on Wednesday, while Grigor Dimitrov survived.