AirHint found the following cheapest return flights from Warsaw (WAW) to Boston (BOS) in January 2026 (see full year).

Return flights

16 Jan - 29 Jan	Ryanair
16 Jan - 31 Jan	Ryanair
15 Jan - 28 Jan	Ryanair
19 Jan - 26 Jan	Wizz Air Malta
10 Jan - 17 Jan	Ryanair
12 Jan - 25 Jan	Wizz Air
13 Jan - 20 Jan	Scandinavian Airlines
15 Jan - 22 Jan	Scandinavian Airlines
16 Jan - 23 Jan	Scandinavian Airlines
27 Jan - 03 Feb	Scandinavian Airlines
30 Jan - 06 Feb	Scandinavian Airlines
20 Jan - 27 Jan	Scandinavian Airlines
29 Jan - 05 Feb	Scandinavian Airlines
25 Jan - 01 Feb	LOT
26 Jan - 02 Feb	Scandinavian Airlines

Also check the deals for one-way flights from Warsaw to Boston in January.

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 January from 340€

Return flights