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

Return flights

07 May - 21 May	Air Europa
07 May - 11 May	Air Europa
13 May - 18 May	Iberia
11 May - 18 May	Iberia
11 May - 19 May	Iberia
26 May - 09 Jun	Air Europa
31 May - 08 Jun	Air Europa
16 May - 30 May	Air Europa
06 May - 10 May	British Airways
27 May - 09 Jun	Iberia
31 May - 13 Jun	Iberia
15 May - 25 May	Iberia
14 May - 31 May	Aer Lingus
31 May - 16 Jun	British Airways
11 May - 21 May	Iberia
31 May - 13 Jun	Air France	direct
31 May - 08 Jun	KLM	direct
26 May - 09 Jun	Air France	direct
26 May - 06 Jun	SWISS

Also check the deals for one-way flights from New York to Porto in May.

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 May from 422€

Return flights