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

Return flights

16 Jul - 21 Jul	Air Canada
17 Jul - 21 Jul	Air Canada
16 Jul - 23 Jul	Air Canada
15 Jul - 22 Jul	Lufthansa
17 Jul - 23 Jul	Air Canada
17 Jul - 22 Jul	Air Canada
17 Jul - 24 Jul	Lufthansa
16 Jul - 20 Jul	Air Canada
23 Jul - 29 Jul	Air Canada
16 Jul - 22 Jul	Air Canada
30 Jul - 28 Aug	Lufthansa
28 Jul - 22 Aug	Lufthansa
28 Jul - 05 Aug	Lufthansa
27 Jul - 08 Aug	Air Canada
30 Jul - 09 Aug	Air Canada
30 Jul - 05 Aug	Air Canada
28 Jul - 01 Aug	Air Canada
31 Jul - 06 Aug	Air Canada
26 Jul - 04 Aug	Delta
30 Jul - 08 Aug	Lufthansa

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 $617

Return flights