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

Return flights

21 Apr - 28 Apr	Air Canada
15 Apr - 20 Apr	Air Canada
22 Apr - 01 May	Delta
08 Apr - 12 Apr	Air Canada
26 Apr - 03 May	Delta
16 Apr - 25 Apr	Air Canada
02 Apr - 16 Apr	Lufthansa
05 Apr - 13 Apr	Lufthansa
11 Apr - 17 Apr	Lufthansa

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 374€

Return flights