AirHint found the following cheapest return flights from Porto (OPO) to Newark (EWR) in August 2026 (see full year).

Return flights

13 Aug - 26 Aug	Air Canada
02 Aug - 22 Aug	Air Canada
21 Aug - 26 Aug	SWISS
24 Aug - 28 Aug	Lufthansa
23 Aug - 02 Sep	Scandinavian Airlines
28 Aug - 04 Sep	SWISS
17 Aug - 27 Aug	TAP
15 Aug - 22 Aug	TAP
01 Aug - 11 Aug	SWISS
12 Aug - 19 Aug	TAP
23 Aug - 31 Aug	SWISS
04 Aug - 16 Aug	SWISS
29 Aug - 05 Sep	easyJet

Also check the deals for one-way flights from Porto to Newark 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.

Book a cheap hotel in Newark

Cheap car rent in Newark

Cheapest return flights from Porto to Newark in August from $605

Return flights