Singles
2018 Montreux Ladies Open
Final
Champion	Iga Świątek
Runner-up	Kimberley Zimmermann
Score	6–2, 6–2
Events
Singles Doubles
← 2017 · Montreux Ladies Open · 2019 →

María Teresa Torró Flor was the defending champion, but chose not to participate.

Iga Świątek won the title, defeating Kimberley Zimmermann in the final, 6–2, 6–2.

	Semifinals							Final
	1	Mariana Duque Mariño	2	3
		Iga Świątek	6	6
									Iga Świątek	6	6
									Kimberley Zimmermann	2	2
		Kimberley Zimmermann	7	6
		Ylena In-Albon	5	2

	First round							Second round							Quarterfinals							Semifinals
	1	M Duque Mariño	6	6
		C Scholl	1	1				1	M Duque Mariño	1	6	6
	Q	S Wagner	6	6				Q	S Wagner	6	1	2
		I Shinikova	4	2											1	M Duque Mariño	64	6	7
	WC	A Sadiković	7	6											WC	A Sadiković	77	2	5
		G Gatto-Monticone	5	1				WC	A Sadiković	0	6	6
		C Paquet	6	3	6				C Paquet	6	2	1
	7	K Zavatska	3	6	1																	1	M Duque Mariño	2	3
	4	T Korpatsch	6	6																			I Świątek	6	6
	Q	T Sugnaux	1	2				4	T Korpatsch	6	1	3
	WC	S Waltert	6	2	3				E-G Ruse	3	6	6
		E-G Ruse	4	6	6											E-G Ruse	6	1	2
		I Świątek	6	6												I Świątek	2	6	6
		A Hesse	4	1					I Świątek	6	6
		D Marcinkēviča	6	6					D Marcinkēviča	0	1
	6	D Chiesa	4	2

	First round							Second round							Quarterfinals							Semifinals
	8	Ç Büyükakçay	5	6	1
		M Zanevska	7	4	6				M Zanevska	2	6	1
		K Zimmermann	6	6					K Zimmermann	6	3	6
	Q	A Mitu	2	2												K Zimmermann	7	6
		M Osaka	6	6												M Osaka	5	4
		M Kilnarová	2	1					M Osaka	6	6
	Q	C Ferrando	4	6	3			3	M Trevisan	3	2
	3	M Trevisan	6	3	6																		K Zimmermann	7	6
	5	B Schoofs	6	6																			Y In-Albon	5	2
		J Paolini	0	4				5	B Schoofs	3	2
		Y In-Albon	6	6					Y In-Albon	6	6
	WC	T Bacsinszky	1	2												Y In-Albon	6	7
	WC	L Küng	6	1	67											J Grabher	4	5
		J Grabher	2	6	79				J Grabher	6	4	6
		M González	1	4				2	C Perrin	2	6	4
	2	C Perrin	6	6

• Main Draw