Cheapest return flights from Newark to Warsaw in September from $444

Best time to book flights for Newark (EWR) to Warsaw (WAW) flights at AirHint

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

Return flights

16 Sep - 23 Sep Scandinavian Airlines
08 Sep - 22 Sep Scandinavian Airlines
16 Sep - 29 Sep Scandinavian Airlines
07 Sep - 21 Sep Scandinavian Airlines
29 Sep - 20 Oct Scandinavian Airlines
10 Sep - 24 Sep Scandinavian Airlines
29 Sep - 23 Oct Scandinavian Airlines
10 Sep - 14 Sep Scandinavian Airlines
29 Sep - 18 Oct Scandinavian Airlines
04 Sep - 08 Sep Scandinavian Airlines
15 Sep - 05 Oct Scandinavian Airlines
06 Sep - 09 Sep Scandinavian Airlines
04 Sep - 29 Sep Scandinavian Airlines
17 Sep - 27 Sep Scandinavian Airlines
26 Sep - 17 Oct Scandinavian Airlines
26 Sep - 18 Oct Scandinavian Airlines
13 Sep - 04 Oct Scandinavian Airlines
30 Sep - 07 Oct United
25 Sep - 02 Oct United
15 Sep - 05 Oct LOT direct

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

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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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