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

Return flights

10 Mar - 17 Mar	United
04 Mar - 09 Mar	United
30 Mar - 06 Apr	Virgin Atlantic
28 Mar - 18 Apr	Air Canada
25 Mar - 07 Apr	KLM
05 Mar - 12 Mar	KLM
06 Mar - 13 Mar	United
21 Mar - 11 Apr	Air Canada
31 Mar - 08 Apr	United
30 Mar - 12 Apr	Air Canada
04 Mar - 15 Mar	Delta
19 Mar - 11 Apr	Air Canada
12 Mar - 23 Mar	Delta
30 Mar - 13 Apr	Lufthansa
30 Mar - 25 Apr	Lufthansa
21 Mar - 28 Mar	Air Canada
01 Mar - 21 Mar	United
19 Mar - 23 Mar	United
13 Mar - 18 Mar	KLM
12 Mar - 04 Apr	Air Canada

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

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 March from 391€

Return flights