Cheapest return flights from Newark to Porto in August from $858

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

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

Return flights

05 Aug - 20 Aug Air Canada
14 Aug - 30 Aug TAP
07 Aug - 23 Aug Air Canada
05 Aug - 20 Aug TAP direct
01 Aug - 15 Aug Lufthansa
01 Aug - 31 Aug Lufthansa
17 Aug - 24 Aug TAP
02 Aug - 16 Aug TAP
01 Aug - 15 Aug TAP direct
02 Aug - 16 Aug TAP direct

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