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

Return flights

26 Jan - 03 Feb	Ryanair
16 Jan - 01 Feb	Ryanair
17 Jan - 26 Jan	Ryanair
18 Jan - 23 Jan	Ryanair
13 Jan - 20 Jan	Scandinavian Airlines
27 Jan - 03 Feb	Scandinavian Airlines
30 Jan - 06 Feb	Scandinavian Airlines
16 Jan - 23 Jan	Lufthansa
19 Jan - 26 Jan	Lufthansa
20 Jan - 27 Jan	Lufthansa
18 Jan - 14 Feb	Delta
31 Jan - 07 Feb	LOT
08 Jan - 15 Jan	Lufthansa
29 Jan - 05 Feb	Scandinavian Airlines
06 Jan - 06 Feb	Ryanair
17 Jan - 24 Jan	Lufthansa
07 Jan - 13 Feb	Wizz Air
19 Jan - 25 Jan	Delta
09 Jan - 16 Jan	Austrian Airlines
06 Jan - 13 Feb	Wizz Air

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.

Book a cheap hotel in Boston

Cheap car rent in Boston

Cheapest return flights from Warsaw to Boston in January from $522

Return flights