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

Return flights

06 Mar - 17 Mar	Turkish Airlines
24 Mar - 31 Mar	Ryanair
17 Mar - 24 Mar	Ryanair
17 Mar - 31 Mar	Ryanair
31 Mar - 25 Apr	Ryanair
09 Mar - 31 Mar	Ryanair
16 Mar - 30 Mar	Turkish Airlines
25 Mar - 06 Apr	Ryanair
04 Mar - 23 Mar	Ryanair
06 Mar - 18 Mar	Ryanair
12 Mar - 18 Mar	Ryanair
02 Mar - 15 Mar	Ryanair
22 Mar - 09 Apr	TAP
21 Mar - 05 Apr	Ryanair
28 Mar - 18 Apr	Ryanair
28 Mar - 19 Apr	Ryanair
20 Mar - 04 Apr	Ryanair
26 Mar - 17 Apr	Ryanair
09 Mar - 06 Apr	Turkish Airlines
17 Mar - 11 Apr	Ryanair

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

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 March from 840€

Return flights