AirHint found the following cheapest return flights from Newark (EWR) to Zurich (ZRH) in August 2025 (see full year).

Return flights

05 Aug - 20 Aug	Icelandair
18 Aug - 22 Aug	Icelandair
19 Aug - 26 Aug	Icelandair
10 Aug - 21 Aug	Icelandair
05 Aug - 19 Aug	Icelandair
10 Aug - 23 Aug	Icelandair
17 Aug - 24 Aug	Icelandair
16 Aug - 24 Aug	Icelandair
11 Aug - 20 Aug	Icelandair
11 Aug - 19 Aug	Icelandair
28 Aug - 11 Sep	TAP
28 Aug - 08 Sep	TAP
21 Aug - 04 Sep	Icelandair
25 Aug - 03 Sep	Icelandair
27 Aug - 06 Sep	Icelandair
27 Aug - 08 Sep	TAP
29 Aug - 07 Sep	Icelandair
29 Aug - 12 Sep	Icelandair
29 Aug - 03 Sep	Icelandair
18 Aug - 01 Sep	TAP

Also check the deals for one-way flights from Newark to Zurich in August.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from Newark to Zurich in August from $393

Return flights