AirHint found the following cheapest return flights from Rome (ROM) to Boston (BOS) in December 2025 (see full year).

Return flights

14 Dec - 29 Dec	Vueling Airlines
11 Dec - 16 Dec	Wizz Air Malta
14 Dec - 06 Jan	Wizz Air Malta
10 Dec - 10 Jan	Icelandair
15 Dec - 08 Jan	Icelandair
18 Dec - 09 Jan	Icelandair
03 Dec - 12 Dec	TAP
05 Dec - 12 Dec	TAP
07 Dec - 16 Dec	Icelandair
16 Dec - 12 Jan	TAP
25 Dec - 08 Jan	TAP
11 Dec - 07 Jan	Vueling Airlines
16 Dec - 07 Jan	Aer Lingus
04 Dec - 13 Dec	Icelandair
18 Dec - 07 Jan	Aer Lingus
24 Dec - 06 Jan	Wizz Air Malta
21 Dec - 31 Dec	Aer Lingus
27 Dec - 30 Dec	Ryanair
22 Dec - 29 Dec	Wizz Air Malta
12 Dec - 23 Dec	Iberia For Level

Also check the deals for one-way flights from Rome to Boston 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 Rome to Boston in December from $434

Return flights