Cheapest return flights from New York to Porto in May from 675€

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

Return flights

06 May - 11 May Air Transat
03 May - 10 May Delta
15 May - 22 May Air Canada
10 May - 17 May Delta
16 May - 23 May American Airlines
16 May - 26 May Porter Airlines (Canada) Ltd
26 May - 09 Jun United

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

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