Cheapest return flights from New York to Warsaw in September from $388

Best time to book flights for New York (JFK) to Warsaw (WAW) flights at AirHint

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

Return flights

03 Sep - 10 Sep Finnair
03 Sep - 17 Sep Finnair
08 Sep - 15 Sep Norse Atlantic Airways (UK)
09 Sep - 16 Sep British Airways
09 Sep - 23 Sep Finnair
10 Sep - 17 Sep British Airways
09 Sep - 19 Sep Finnair
09 Sep - 14 Sep Norse Atlantic Airways (UK)
16 Sep - 23 Sep Finnair
16 Sep - 30 Sep Finnair
23 Sep - 07 Oct American Airlines
20 Sep - 04 Oct Scandinavian Airlines
23 Sep - 07 Oct LOT direct
20 Sep - 04 Oct LOT direct
25 Sep - 02 Oct LOT direct
30 Sep - 07 Oct LOT direct

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

Skyscanner

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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