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

Return flights

04 Aug - 19 Aug	Air Europa
04 Aug - 22 Aug	Air Europa
18 Aug - 25 Aug	Air Europa
20 Aug - 27 Aug	Air Europa
22 Aug - 29 Aug	Air Europa
23 Aug - 30 Aug	Air Europa
21 Aug - 28 Aug	Air Europa
19 Aug - 26 Aug	Lufthansa
20 Aug - 31 Aug	Air Europa
24 Aug - 22 Sep	Azores Airlines
20 Aug - 05 Sep	Iberia
13 Aug - 17 Aug	Air Europa
24 Aug - 22 Sep	TAP	direct
20 Aug - 05 Sep	United	direct

Also check the deals for one-way flights from New York to Porto 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 New York to Porto in August from 472€

Return flights