Leonardo Mayer chose to not defend his 2008 title.
Juan Ignacio Chela became the new champion, by beating João Souza 6–4, 4–6, 6–4 in the final match.

	Semifinals							Final
	1	Juan Ignacio Chela	6	6
		Eduardo Schwank	3	2
								1	Juan Ignacio Chela	6	4	6
									João Souza	4	6	4
	6	Pere Riba	5	4
		João Souza	7	6

	First round							Second round							Quarterfinals							Semifinals
	1	JI Chela	6	5	6
		B Balleret	4	7	4			1	JI Chela	7	6
		J Silva	4	4					G Rufin	64	4
		G Rufin	6	6											1	JI Chela	6	4	6
		G Lapentti	4	4												R Hocevar	4	6	2
		R Hocevar	6	6					R Hocevar	7	6
		M Felder	6	6					M Felder	5	4
	8	S Roitman	3	3																		1	JI Chela	6	6
	3	S Giraldo	7	7																			E Schwank	3	2
	Q	L Pörschke	64	65				3	S Giraldo	6	1
		E Schwank	6	6					E Schwank	7	6
	Q	G Hormazábal	4	4												E Schwank	6	64	6
	Q	M Copil	4	4												M Alund	3	7	4
	ALT	M Alund	6	6					M Alund	7	4	6
		S González	6	6					S González	64	6	3
	5	N Massú	2	4

	First round							Second round							Quarterfinals							Semifinals
	6	P Riba	6	6
	WC	R Corrente	2	1				6	P Riba	6	7
		D Junqueira	4	7	6				D Junqueira	3	66
	WC	E Struvay	6	65	3										6	P Riba	6	4	6
		P Andújar	7	6												P Andújar	2	6	4
		D Marrero	65	2					P Andújar	7	6
	WC	A González	7	4	6			WC	A González	5	2
	4	R Machado	65	6	1																	6	P Riba	5	4
	7	T Alves	4	7	1																		J Souza	7	6
		J Souza	6	63	6				J Souza	6	6
		S Decoud	6	67	6				S Decoud	4	4
		I Cervantes Huegun	4	7	3											J Souza	7	4	6
	WC	F Krajinović	66	5												C Salamanca	5	6	4
		C Salamanca	7	7					C Salamanca	6	7
	Q	A Begemann	6	6				Q	A Begemann	3	66
	2	P Capdeville	4	3

• Main draw
• Qualifying draw