AirHint found the following cheapest return flights from Warsaw (WAW) to Buenos Aires (AEP) in October 2025 (see full year).

Return flights

15 Oct - 21 Oct	Wizz Air Malta
27 Oct - 28 Nov	Ryanair
14 Oct - 28 Oct	Wizz Air
18 Oct - 26 Oct	Ryanair
01 Oct - 14 Oct	Ryanair
21 Oct - 20 Nov	Turkish Airlines
26 Oct - 28 Nov	Wizz Air
23 Oct - 30 Oct	Wizz Air
08 Oct - 18 Oct	Ryanair
07 Oct - 18 Oct	Wizz Air
29 Oct - 28 Nov	TAP
09 Oct - 08 Nov	Wizz Air
24 Oct - 20 Nov	Turkish Airlines
10 Oct - 29 Oct	Ryanair
18 Oct - 25 Oct	Wizz Air
08 Oct - 08 Nov	Ryanair
05 Oct - 06 Oct	Wizz Air
24 Oct - 21 Nov	Turkish Airlines
24 Oct - 14 Nov	LOT
30 Oct - 16 Nov	LOT

Also check the deals for one-way flights from Warsaw to Buenos Aires in October.

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 Warsaw to Buenos Aires in October from 983€

Return flights