Cheapest return flights from Porto to Newark in August from 457€

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

28 Aug - 07 Sep United
28 Aug - 06 Sep United
25 Aug - 31 Aug KLM
25 Aug - 31 Aug United direct
27 Aug - 31 Aug Scandinavian Airlines
27 Aug - 07 Sep Scandinavian Airlines
27 Aug - 04 Sep Scandinavian Airlines
29 Aug - 06 Sep United
30 Aug - 20 Sep Lufthansa
01 Aug - 31 Aug British Airways
05 Aug - 11 Aug British Airways
27 Aug - 08 Sep SWISS
30 Aug - 06 Sep Lufthansa
27 Aug - 06 Sep SWISS
26 Aug - 07 Sep SWISS
20 Aug - 25 Aug KLM
18 Aug - 25 Aug Brussels Airlines direct
22 Aug - 31 Aug Brussels Airlines direct
21 Aug - 26 Aug United direct
22 Aug - 30 Aug Brussels Airlines direct

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

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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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