AirHint found the following cheapest return flights from Dublin (DUB) to Buenos Aires (AEP) in August 2025 (see full year).

Return flights

21 Aug - 22 Sep	Ryanair
19 Aug - 26 Aug	Ryanair
21 Aug - 09 Sep	Ryanair
23 Aug - 06 Sep	Aer Lingus
21 Aug - 31 Aug	Ryanair
30 Aug - 11 Sep	Ryanair
13 Aug - 20 Aug	Turkish Airlines
07 Aug - 28 Aug	Turkish Airlines
07 Aug - 24 Aug	Turkish Airlines
15 Aug - 22 Aug	Ryanair
17 Aug - 30 Aug	Ryanair
23 Aug - 31 Aug	Ryanair
12 Aug - 27 Aug	Aer Lingus
17 Aug - 17 Sep	TAP
25 Aug - 28 Aug	Aer Lingus
18 Aug - 03 Sep	TAP
07 Aug - 03 Sep	Turkish Airlines
30 Aug - 06 Sep	TAP
29 Aug - 13 Sep	SWISS
13 Aug - 06 Sep	SWISS

Also check the deals for one-way flights from Dublin to Buenos Aires 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 Dublin to Buenos Aires in August from 1018€

Return flights