Singles
2012 Challenger ATP de Salinas Diario Expreso
Final
Champion	Guido Pella
Runner-up	Paolo Lorenzi
Score	1–6, 7–5, 6–3
Events
Singles Doubles
← 2011 · Challenger ATP de Salinas Diario Expreso · 2013 →

Andrés Molteni was the defending champion, but he lost in the first round.
Guido Pella won the title, defeating Paolo Lorenzi 1–6, 7–5, 6–3 in the final.

	Semifinals							Final
		Guido Pella	6	6
	7	Víctor Estrella	2	2
									Guido Pella	1	7	6
								2	Paolo Lorenzi	6	5	3
	8	Martín Alund	65	2
	2	Paolo Lorenzi	77	6

	First round							Second round							Quarterfinals							Semifinals
	1	D Gimeno-Traver	3	3
		Diego Sebastián Schwartzman	6	6					DS Schwartzman	6	2	2
		Marco Trungelliti	4	6	7				M Trungelliti	2	6	6
		G Rivera-Aránguiz	6	4	5											M Trungelliti	5	4
	WC	JC Campozano	2	3												G Pella	7	6
		Michael Linzer	6	6					M Linzer	7	3	3
		G Pella	4	77	3				G Pella	5	6	6
	5	G Rufin	6	65	2r																		G Pella	6	6
	3	H Zeballos	6	6																		7	V Estrella	2	2
	WC	D Hidalgo	2	2				3	H Zeballos	77	2	6
		C Salamanca	6	6					C Salamanca	65	6	3
	Q	K Kim	3	2											3	H Zeballos	62	65
		A González	62	6	6										7	V Estrella	77	77
	Q	I Endara	77	4	1				A González	0	6	0
		G Melzer	77	65	3			7	V Estrella	6	4	6
	7	V Estrella	64	77	6

	First round							Second round							Quarterfinals							Semifinals
	8	M Alund	3	6	6
		A Molteni	6	3	4			8	M Alund	6	77
	WC	Juan Carvajal	2	0				Q	G Durán	0	60
	Q	Guillermo Durán	6	6											8	M Alund	64	6	6
		D Giorgini	6	4											4	A Gensse	77	3	1
		K Krawietz	2	1r					D Giorgini	5	77	2
		G Hormazábal	3	66				4	A Gensse	7	61	6
	4	A Gensse	6	78																		8	M Alund	65	2
	6	I Navarro	6	77																		2	P Lorenzi	77	6
		M Felder	3	62				6	I Navarro	6	6
		C Saavedra-Corvalán	6	6					C Saavedra-Corvalán	2	1
		R Borvanov	1	3											6	I Navarro	3	5
	Q	Maximiliano Estévez	1	1											2	P Lorenzi	6	7
		J Eysseric	6	6					J Eysseric	5	65
	WC	J-S Vivanco	0	2				2	P Lorenzi	7	77
	2	P Lorenzi	6	6

• Main Draw
• Qualifying Draw