AirHint found the following cheapest return flights from Newark (EWR) to Warsaw (WAW) in August 2025 (see full year).

Return flights

25 Aug - 10 Sep	United
24 Aug - 12 Sep	TAP
18 Aug - 03 Sep	SWISS
25 Aug - 22 Sep	TAP
31 Aug - 08 Sep	TAP
11 Aug - 02 Sep	United
19 Aug - 24 Sep	Brussels Airlines
26 Aug - 05 Sep	United
25 Aug - 10 Sep	LOT	direct
31 Aug - 20 Sep	TAP
19 Aug - 27 Aug	Scandinavian Airlines
10 Aug - 22 Aug	Lufthansa
12 Aug - 29 Aug	United
18 Aug - 21 Aug	Scandinavian Airlines
03 Aug - 26 Aug	TAP
05 Aug - 26 Aug	TAP
13 Aug - 20 Aug	Scandinavian Airlines
12 Aug - 26 Aug	TAP
17 Aug - 21 Aug	Scandinavian Airlines
20 Aug - 28 Aug	Scandinavian Airlines

Also check the deals for one-way flights from Newark to Warsaw in August.

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 August from $416

Return flights