Cheapest return flights from Porto to Newark in October from $490

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 October 2025 (see full year).

Return flights

14 Oct - 05 Nov SWISS
21 Oct - 12 Nov SWISS
02 Oct - 07 Oct SWISS
16 Oct - 19 Oct SWISS
24 Oct - 12 Nov Scandinavian Airlines
09 Oct - 14 Oct SWISS
22 Oct - 12 Nov Brussels Airlines
31 Oct - 03 Nov SWISS
08 Oct - 12 Oct SWISS
14 Oct - 21 Oct SWISS
06 Oct - 12 Oct Delta
08 Oct - 15 Oct Delta
16 Oct - 22 Oct SWISS
20 Oct - 12 Nov SWISS
05 Oct - 11 Oct Delta
27 Oct - 03 Nov SWISS
14 Oct - 23 Oct SWISS
23 Oct - 02 Nov Iberia
27 Oct - 03 Nov TAP direct
31 Oct - 03 Nov TAP direct

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

Skyscanner

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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