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

Return flights

21 Mar - 24 Mar	Air Europa
10 Mar - 24 Mar	Air Canada
21 Mar - 23 Mar	Air Europa
03 Mar - 10 Mar	Iberia
24 Mar - 31 Mar	Air Europa
17 Mar - 30 Mar	Aer Lingus
31 Mar - 07 Apr	Air Canada
02 Mar - 17 Mar	Lufthansa
02 Mar - 10 Mar	Iberia
01 Mar - 08 Mar	Air Canada
19 Mar - 24 Mar	Lufthansa
30 Mar - 13 Apr	Iberia
17 Mar - 01 Apr	United	direct
30 Mar - 08 Apr	Iberia
31 Mar - 09 Apr	Air Canada
31 Mar - 06 Apr	Air Canada
22 Mar - 03 Apr	United	direct
26 Mar - 07 Apr	Brussels Airlines
31 Mar - 12 Apr	Scandinavian Airlines
23 Mar - 06 Apr	TAP

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 341€

Return flights