AirHint found the following cheapest return flights from Dublin (DUB) to Buenos Aires (AEP) in April 2026 (see full year).

Return flights

02 Apr - 17 Apr	Aer Lingus
15 Apr - 06 May	Air Canada
01 Apr - 22 Apr	Air Canada
16 Apr - 04 May	Turkish Airlines
06 Apr - 18 Apr	TAP
13 Apr - 24 Apr	SWISS
11 Apr - 23 Apr	SWISS
01 Apr - 24 Apr	LATAM Airlines Group
03 Apr - 17 Apr	TAP
22 Apr - 12 May	Turkish Airlines
17 Apr - 12 May	Turkish Airlines

Also check the deals for one-way flights from Dublin to Buenos Aires in April.

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 April from 979€

Return flights