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

Return flights

19 Aug - 26 Sep	TAP
19 Aug - 04 Sep	TAP
28 Aug - 05 Sep	TAP
21 Aug - 04 Sep	TAP
20 Aug - 27 Aug	TAP
06 Aug - 22 Aug	TAP
06 Aug - 20 Aug	TAP
27 Aug - 07 Sep	TAP
10 Aug - 19 Aug	TAP
28 Aug - 03 Sep	TAP
21 Aug - 05 Sep	TAP
21 Aug - 30 Aug	TAP
11 Aug - 01 Sep	TAP
29 Aug - 05 Sep	Air Canada
11 Aug - 31 Aug	TAP
18 Aug - 21 Aug	Aer Lingus
17 Aug - 26 Aug	Aer Lingus
10 Aug - 31 Aug	TAP
17 Aug - 31 Aug	TAP
19 Aug - 04 Sep	Lufthansa	direct

Also check the deals for one-way flights from Newark to Frankfurt 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 Frankfurt in August from $414

Return flights