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

Return flights

15 Apr - 22 Apr	Air Canada
08 Apr - 14 Apr	Air Canada
07 Apr - 15 Apr	Air Canada
13 Apr - 19 Apr	Air Canada
12 Apr - 19 Apr	Air Canada
09 Apr - 13 Apr	Air Canada
12 Apr - 20 Apr	Air Canada
08 Apr - 12 Apr	Air Canada
09 Apr - 18 Apr	Air Canada
17 Apr - 20 Apr	Lufthansa
27 Apr - 04 May	United
14 Apr - 06 May	British Airways
22 Apr - 06 May	British Airways
12 Apr - 10 May	British Airways
29 Apr - 10 May	British Airways
16 Apr - 05 May	British Airways
16 Apr - 06 May	British Airways
18 Apr - 02 May	British Airways
25 Apr - 03 May	British Airways
29 Apr - 03 May	British Airways

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

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 April from $418

Return flights