Cheapest return flights from Porto to Newark in March from $494

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 March 2025 (see full year).

Return flights

03 Mar - 10 Mar SWISS
06 Mar - 12 Mar SWISS
13 Mar - 21 Mar SWISS
14 Mar - 21 Mar Lufthansa
05 Mar - 15 Mar Delta
16 Mar - 21 Mar Vueling Airlines
17 Mar - 22 Mar Vueling Airlines
15 Mar - 26 Mar Ryanair
23 Mar - 04 Apr Vueling Airlines
01 Mar - 05 Mar Lufthansa
03 Mar - 06 Mar Delta
23 Mar - 04 Apr TAP direct

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

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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