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

Return flights

15 Jan - 29 Jan	Aer Lingus
22 Jan - 29 Jan	Aer Lingus
23 Jan - 30 Jan	Aer Lingus
21 Jan - 05 Feb	Iberia
14 Jan - 11 Feb	Iberia
31 Jan - 15 Feb	British Airways
14 Jan - 18 Jan	Iberia
11 Jan - 25 Jan	Iberia

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

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 January from 1078€

Return flights