Singles
2018 Città di Caltanissetta
Final
Champion	Jaume Munar
Runner-up	Matteo Donati
Score	6–2, 7–6(7–2)
Events
Singles Doubles
← 2017 · Città di Caltanissetta

Paolo Lorenzi was the defending champion but lost in the first round to Alejandro Davidovich Fokina.

Jaume Munar won the title after defeating Matteo Donati 6–2, 7–6^(7–2) in the final.

	Semifinals							Final
		Jaume Munar	3	7	78
		Dennis Novak	6	5	66
									Jaume Munar	6	77
									Matteo Donati	2	62
		Matteo Donati	0	6	6
		Attila Balázs	6	4	4

	First round							Second round							Quarterfinals							Semifinals
	1	P Lorenzi	4	0
	WC	A Davidovich Fokina	6	6				WC	A Davidovich Fokina	3	7	6
		V Estrella Burgos	3	2					Z Kolář	6	5	3
		Z Kolář	6	6											WC	A Davidovich Fokina	2	1
		R Olivo	2	0r												J Munar	6	6
		F Bagnis	6	4					F Bagnis	6	2	2
		J Munar	0	6	6				J Munar	4	6	6
	5	L Đere	6	2	4																		J Munar	3	7	78
	3	J Veselý	6	5	77																		D Novak	6	5	66
	WC	F Baldi	4	7	64			3	J Veselý	4	6	6
	Q	F Gaio	6	6				Q	F Gaio	6	2	4
	Q	M Bortolotti	2	1											3	J Veselý	6	64	64
	WC	GM Moroni	78	2	64											D Novak	3	77	77
		D Novak	66	6	77				D Novak	6	6
		S Caruso	78	6					S Caruso	3	4
	7	T Monteiro	66	2

	First round							Second round							Quarterfinals							Semifinals
	Q	M Zekić	7	77
	LL	M Cuevas	5	65				Q	M Zekić
		M Donati	710	7					M Donati	w/o
		C Ruud	68	5												M Donati	6	0
		L Vanni	2	4												A Giannessi	2	0r
		E Gulbis	6	6					E Gulbis	6	63	1
		A Giannessi	6	6					A Giannessi	2	77	6
	LL	M Janvier	1	4																			M Donati	0	6	6
	6	G Andreozzi	3	4																			A Balázs	6	4	4
		B Rola	6	6					B Rola	1	4
	WC	Omar Giacalone	0	2					A Balázs	6	6
		A Balázs	6	6												A Balázs	6	6
		M Arévalo	1	6	7										2	P Cuevas	3	4
	Q	Marc Sieber	6	1	5				M Arévalo	3	1
		J Kovalík	6	5	4			2	P Cuevas	6	6
	2	P Cuevas	3	7	6

• Main draw
• Qualifying draw