AirHint found the following cheapest return flights from Lisbon (LIS) to New York (JFK) in May 2026 (see full year).

Return flights

01 May - 09 May	Air Europa
16 May - 25 May	Delta
23 May - 27 May	KLM
19 May - 26 May	KLM
19 May - 27 May	KLM
02 May - 07 May	TAP	direct
01 May - 07 May	TAP	direct
03 May - 08 May	TAP	direct
02 May - 09 May	Air Europa
05 May - 09 May	Air Europa
28 May - 08 Jun	Delta
26 May - 04 Jun	KLM
30 May - 07 Jun	Delta
29 May - 06 Jun	Iberia
28 May - 06 Jun	Iberia
28 May - 02 Jun	Iberia
31 May - 19 Jun	Aer Lingus
23 May - 20 Jun	Aer Lingus
22 May - 01 Jun	Aer Lingus
23 May - 02 Jun	Scandinavian Airlines

Also check the deals for one-way flights from Lisbon to New York in May.

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 Lisbon to New York in May from $459

Return flights