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

Return flights

10 Dec - 13 Dec	Ryanair
06 Dec - 10 Dec	Ryanair
23 Dec - 31 Dec	Ryanair
18 Dec - 06 Jan	Ryanair
07 Dec - 13 Dec	Ryanair
19 Dec - 06 Jan	Ryanair
01 Dec - 08 Dec	Ryanair
22 Dec - 01 Jan	Ryanair
23 Dec - 30 Dec	Ryanair
18 Dec - 05 Jan	Ryanair
20 Dec - 05 Jan	Ryanair
22 Dec - 28 Dec	Ryanair
19 Dec - 05 Jan	Ryanair
18 Dec - 04 Jan	Ryanair
21 Dec - 01 Jan	Ryanair
23 Dec - 28 Dec	Ryanair
21 Dec - 28 Dec	Wizz Air
20 Dec - 04 Jan	Ryanair
20 Dec - 28 Dec	Ryanair
21 Dec - 03 Jan	Wizz Air

Also check the deals for one-way flights from Warsaw 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 Warsaw to Boston in December from 616€

Return flights