Cheapest return OPO–JFK flights, May

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

Return flights

28 May - 31 May LEVEL
20 May - 25 May LEVEL
12 May - 16 May LEVEL
21 May - 25 May LEVEL
15 May - 25 May LEVEL
22 May - 25 May LEVEL
23 May - 07 Jun Ryanair
21 May - 29 May KLM
23 May - 27 May KLM
22 May - 27 May Delta
22 May - 30 May LEVEL
27 May - 01 Jun KLM
27 May - 03 Jun Delta
26 May - 01 Jun Delta
26 May - 10 Jun Delta
29 May - 02 Jun Delta
22 May - 11 Jun British Airways
30 May - 07 Jun Ryanair
30 May - 05 Jun Air France
31 May - 09 Jun Delta

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

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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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