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

Return flights

30 Jul - 07 Aug	Icelandair
30 Jul - 28 Aug	Icelandair
16 Jul - 24 Jul	Icelandair
28 Jul - 06 Aug	Aer Lingus
21 Jul - 31 Jul	Air Canada
29 Jul - 22 Aug	Air France
28 Jul - 22 Aug	Air France
17 Jul - 23 Jul	SWISS
28 Jul - 12 Aug	Aer Lingus
30 Jul - 13 Aug	Delta
21 Jul - 21 Aug	Delta
30 Jul - 11 Aug	Virgin Atlantic
26 Jul - 31 Jul	Icelandair
23 Jul - 31 Jul	Icelandair
29 Jul - 05 Aug	United
22 Jul - 29 Jul	KLM
15 Jul - 23 Jul	Brussels Airlines
15 Jul - 22 Jul	Brussels Airlines
13 Jul - 20 Jul	Iberia
14 Jul - 20 Jul	Iberia

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 400€

Return flights