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

Return flights

16 Mar - 22 Mar	Scandinavian Airlines
09 Mar - 22 Mar	Scandinavian Airlines
10 Mar - 18 Mar	Delta
17 Mar - 22 Mar	KLM
13 Mar - 22 Mar	KLM
09 Mar - 16 Mar	KLM
05 Mar - 09 Mar	KLM
04 Mar - 09 Mar	KLM
11 Mar - 19 Mar	KLM
10 Mar - 19 Mar	Delta
24 Mar - 16 Apr	Air Europa
24 Mar - 15 Apr	Delta
30 Mar - 18 Apr	British Airways
22 Mar - 13 Apr	Ryanair
22 Mar - 16 Apr	British Airways
30 Mar - 11 Apr	Ryanair
26 Mar - 04 Apr	Delta
30 Mar - 05 Apr	Ryanair
30 Mar - 09 Apr	SWISS
30 Mar - 06 Apr	SWISS

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

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 New York in March from $455

Return flights