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

Return flights

02 Dec - 10 Dec	Lufthansa
03 Dec - 10 Dec	Air Canada
03 Dec - 12 Dec	Air Canada
03 Dec - 11 Dec	Air Canada
09 Dec - 17 Dec	United
03 Dec - 09 Dec	Air Canada
03 Dec - 16 Dec	United
02 Dec - 09 Dec	United
01 Dec - 11 Dec	Air Canada
10 Dec - 17 Dec	Delta
15 Dec - 20 Jan	United
30 Dec - 19 Jan	Air Canada
12 Dec - 20 Jan	Delta
29 Dec - 16 Jan	Delta
03 Dec - 11 Jan	Air Canada
30 Dec - 24 Jan	Air Canada
29 Dec - 24 Jan	Air Canada
09 Dec - 08 Jan	United
10 Dec - 12 Jan	Air Canada
28 Dec - 17 Jan	Air Canada

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

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 Rome in December from $333

Return flights