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

Return flights

06 Jan - 14 Jan	Austrian Airlines
12 Jan - 17 Feb	British Airways
27 Jan - 03 Feb	British Airways
09 Jan - 23 Jan	Austrian Airlines
20 Jan - 10 Feb	Lufthansa
16 Jan - 24 Jan	Lufthansa
14 Jan - 18 Jan	Austrian Airlines
06 Jan - 20 Jan	United
14 Jan - 19 Jan	SWISS
10 Jan - 14 Jan	Lufthansa
21 Jan - 28 Jan	LOT	direct
20 Jan - 10 Feb	LOT	direct
27 Jan - 03 Feb	LOT	direct
11 Jan - 18 Jan	LOT	direct
14 Jan - 18 Jan	LOT	direct

Also check the deals for one-way flights from Newark to Warsaw 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 Newark to Warsaw in January from 326€

Return flights