AirHint found the following cheapest return flights from New York (JFK) to Lisbon (LIS) in July 2025 (see full year).

Return flights

30 Jul - 28 Aug	Icelandair
23 Jul - 03 Aug	Icelandair
15 Jul - 22 Jul	Air Canada
29 Jul - 06 Aug	Air Canada
31 Jul - 20 Aug	American Airlines
24 Jul - 20 Aug	Iberia
14 Jul - 21 Jul	Air Canada
16 Jul - 23 Jul	Air Canada
16 Jul - 21 Jul	Air Canada
28 Jul - 22 Aug	Iberia
12 Jul - 19 Jul	SWISS
11 Jul - 22 Jul	Air Canada
30 Jul - 28 Aug	TAP	direct
14 Jul - 20 Jul	Air Canada
16 Jul - 22 Jul	Air Canada
23 Jul - 29 Jul	Aer Lingus
16 Jul - 20 Jul	Air Canada
27 Jul - 05 Aug	KLM
19 Jul - 10 Aug	Icelandair
28 Jul - 14 Aug	British Airways

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

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 July from $537

Return flights