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

Return flights

12 Mar - 20 Mar	Ryanair
18 Mar - 23 Mar	Air Europa
17 Mar - 16 Apr	Air Europa
12 Mar - 19 Mar	Ryanair
11 Mar - 16 Mar	Air Europa
10 Mar - 17 Mar	KLM
19 Mar - 22 Mar	KLM
04 Mar - 09 Mar	KLM
16 Mar - 22 Mar	Delta
18 Mar - 22 Mar	Delta
15 Mar - 23 Mar	KLM
24 Mar - 15 Apr	Air Europa
18 Mar - 15 Apr	Air Europa
23 Mar - 15 Apr	Ryanair
19 Mar - 15 Apr	Ryanair
01 Mar - 17 Apr	TAP
25 Mar - 15 Apr	Air Europa
31 Mar - 08 Apr	SWISS
30 Mar - 07 Apr	SWISS
25 Mar - 07 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 398€

Return flights