Cheapest return flights from Porto to Newark in August from $513

Best time to book flights for Porto (OPO) to Newark (EWR) flights at AirHint

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

Return flights

26 Aug - 31 Aug United
26 Aug - 02 Sep Air Canada
25 Aug - 01 Sep Lufthansa
31 Aug - 14 Sep Air Canada
30 Aug - 06 Sep United
27 Aug - 03 Sep United
27 Aug - 04 Sep United
27 Aug - 02 Sep Scandinavian Airlines
25 Aug - 30 Aug United
22 Aug - 30 Aug Scandinavian Airlines
12 Aug - 21 Aug Air Transat
12 Aug - 18 Aug Air Transat
13 Aug - 03 Sep Air Transat
21 Aug - 27 Aug United
20 Aug - 26 Aug Air Transat
14 Aug - 31 Aug United
16 Aug - 25 Aug United
21 Aug - 31 Aug United direct
13 Aug - 03 Sep Brussels Airlines direct
25 Aug - 01 Sep Brussels Airlines direct

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

Skyscanner

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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