Cheapest return flights from Porto to Newark in May from $498

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

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

Return flights

28 May - 10 Jun SWISS
22 May - 25 May SWISS
20 May - 25 May SWISS
21 May - 28 May SWISS
22 May - 26 May SWISS
20 May - 26 May SWISS
22 May - 29 May KLM
28 May - 09 Jun SWISS
09 May - 24 May British Airways
21 May - 25 May SWISS
19 May - 11 Jun SWISS
29 May - 06 Jun SWISS
22 May - 27 May SWISS
21 May - 26 May Lufthansa
30 May - 08 Jun United
30 May - 01 Jun United
28 May - 01 Jun United
29 May - 06 Jun Brussels Airlines direct
14 May - 02 Jun United direct
28 May - 01 Jun Brussels Airlines direct

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