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

Return flights

17 Mar - 30 Mar	Air Canada
18 Mar - 23 Mar	Air Canada
18 Mar - 24 Mar	Air Canada
10 Mar - 24 Mar	Air Canada
08 Mar - 18 Mar	Air Canada
04 Mar - 12 Mar	Air Canada
05 Mar - 12 Mar	Air Canada
24 Mar - 02 Apr	Air Canada
24 Mar - 09 Apr	Air Canada
24 Mar - 03 Apr	Air Canada
04 Mar - 09 Mar	United
04 Mar - 08 Mar	United
09 Mar - 15 Mar	Spirit Airlines
25 Mar - 01 Apr	British Airways
26 Mar - 02 Apr	British Airways
29 Mar - 28 Apr	British Airways
27 Mar - 02 Apr	British Airways
22 Mar - 03 Apr	British Airways
29 Mar - 05 Apr	Air Canada
31 Mar - 07 Apr	British Airways

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.

Book a cheap hotel in Lisbon

Cheap car rent in Lisbon

Cheapest return flights from New York to Lisbon in March from $425

Return flights