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

Return flights

09 Mar - 12 Mar	Scandinavian Airlines
09 Mar - 15 Mar	Scandinavian Airlines
03 Mar - 10 Mar	Vueling Airlines
02 Mar - 10 Mar	Vueling Airlines
16 Mar - 23 Mar	Iberia
06 Mar - 09 Mar	Vueling Airlines
06 Mar - 10 Mar	Vueling Airlines
02 Mar - 11 Mar	easyJet
11 Mar - 16 Mar	Lufthansa
11 Mar - 15 Mar	Lufthansa
31 Mar - 13 Apr	United
31 Mar - 06 Apr	Lufthansa
26 Mar - 04 Apr	KLM
26 Mar - 13 Apr	KLM
26 Mar - 09 Apr	KLM
21 Mar - 04 Apr	Delta
30 Mar - 08 Apr	Delta
27 Mar - 04 Apr	KLM
27 Mar - 06 Apr	KLM
22 Mar - 04 Apr	Lufthansa

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 $395

Return flights