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
16 Mar - 19 Mar	Scandinavian Airlines
09 Mar - 15 Mar	Scandinavian Airlines
17 Mar - 24 Mar	KLM
19 Mar - 23 Mar	KLM
24 Mar - 29 Mar	KLM
16 Mar - 23 Mar	KLM
10 Mar - 24 Mar	KLM
07 Mar - 18 Mar	KLM
07 Mar - 11 Mar	KLM
26 Mar - 12 Apr	KLM
26 Mar - 04 Apr	Delta
31 Mar - 07 Apr	Air France
31 Mar - 06 Apr	KLM
30 Mar - 06 Apr	KLM
29 Mar - 04 Apr	KLM
01 Mar - 17 Apr	Iberia
29 Mar - 06 Apr	KLM
25 Mar - 08 Apr	British Airways
28 Mar - 07 Apr	British Airways

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 360€

Return flights