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

Return flights

24 May - 30 May	Air Canada
20 May - 04 Jun	SWISS
21 May - 05 Jun	Iberia
22 May - 05 Jun	Iberia
20 May - 04 Jun	TAP	direct
22 May - 26 May	TAP	direct
24 May - 30 May	TAP	direct
21 May - 05 Jun	TAP	direct
22 May - 05 Jun	TAP	direct

Also check the deals for one-way flights from New York to Lisbon 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 New York to Lisbon in May from $658

Return flights