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

Return flights

03 Dec - 10 Dec	Air Canada
29 Dec - 07 Jan	Air Canada
11 Dec - 17 Dec	United
31 Dec - 06 Jan	Air Canada
10 Dec - 14 Dec	Delta
29 Dec - 05 Jan	Air Canada
14 Dec - 31 Dec	Air Canada
29 Dec - 09 Jan	Air Canada
28 Dec - 05 Jan	Air Canada
18 Dec - 23 Dec	Lufthansa
30 Dec - 04 Jan	Air Canada
17 Dec - 26 Dec	Air Canada
18 Dec - 31 Dec	Air Canada
26 Dec - 31 Dec	Air Canada
26 Dec - 02 Jan	Air Canada
22 Dec - 01 Jan	United
19 Dec - 29 Dec	Air Canada
25 Dec - 30 Dec	Air Canada
26 Dec - 01 Jan	Air Canada
23 Dec - 04 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 $362

Return flights