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

Return flights

27 Sep - 08 Oct	LOT	direct
17 Sep - 23 Sep	LOT	direct
13 Sep - 19 Sep	LOT	direct
02 Sep - 09 Sep	MEA
05 Sep - 14 Sep	Aegean Airlines
21 Sep - 02 Oct	LOT
04 Sep - 19 Sep	LOT	direct
04 Sep - 19 Sep	Aegean Airlines
04 Sep - 12 Sep	LOT	direct
04 Sep - 13 Sep	LOT	direct
02 Sep - 17 Sep	Aegean Airlines
06 Sep - 15 Sep	Aegean Airlines

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

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 Beirut to Warsaw in September from 239€

Return flights