AirHint found the following cheapest return flights from Porto (OPO) to Newark (EWR) in January 2026 (see full year).

Return flights

19 Jan - 26 Jan	Lufthansa
18 Jan - 24 Jan	Lufthansa
10 Jan - 24 Jan	Lufthansa
16 Jan - 21 Jan	Lufthansa
08 Jan - 12 Jan	United
16 Jan - 22 Jan	Lufthansa
15 Jan - 24 Jan	Lufthansa
16 Jan - 25 Jan	Lufthansa
16 Jan - 20 Jan	Lufthansa
17 Jan - 24 Jan	Lufthansa
24 Jan - 01 Feb	Lufthansa
29 Jan - 02 Feb	Lufthansa
24 Jan - 01 Feb	TAP	direct
30 Jan - 03 Feb	SWISS

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

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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Cheapest return flights from Porto to Newark in January from 418€

Return flights