Cheapest return flights from New York to Lisbon in December from 366€

AirHint found the following cheapest return flights from New York (LGA) to Lisbon (LIS) in December 2025 (see full year).

Return flights

10 Dec - 16 Dec Delta
10 Dec - 14 Dec Delta
11 Dec - 18 Dec United
11 Dec - 15 Dec United
11 Dec - 17 Dec United
11 Dec - 26 Jan United
01 Dec - 09 Dec Lufthansa
02 Dec - 09 Dec Air Canada
08 Dec - 18 Dec United
02 Dec - 10 Dec Air Canada
01 Dec - 12 Dec United
08 Dec - 14 Jan United
28 Dec - 19 Jan Air Canada
15 Dec - 19 Jan United
30 Dec - 06 Jan United
17 Dec - 17 Jan United
28 Dec - 08 Jan United
17 Dec - 14 Jan United
30 Dec - 05 Jan United
12 Dec - 11 Jan Air Transat

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

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