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

Return flights

18 Jan - 28 Feb	LATAM Airlines Group
20 Jan - 09 Feb	LATAM Airlines Group
24 Jan - 07 Feb	LATAM Airlines Group
26 Jan - 25 Feb	Ryanair
28 Jan - 04 Feb	LATAM Airlines Group
12 Jan - 24 Jan	LATAM Airlines Group
20 Jan - 02 Feb	LATAM Airlines Group
16 Jan - 16 Feb	Ryanair
17 Jan - 27 Jan	LATAM Airlines Group
21 Jan - 11 Feb	LATAM Airlines Group
15 Jan - 02 Feb	Ryanair
05 Jan - 09 Feb	Ryanair
10 Jan - 28 Jan	Ryanair
11 Jan - 31 Jan	Ryanair
12 Jan - 27 Jan	Ryanair
09 Jan - 27 Jan	LATAM Airlines Group
05 Jan - 24 Jan	LATAM Airlines Group
05 Jan - 26 Jan	LATAM Airlines Group
11 Jan - 25 Jan	Ryanair
04 Jan - 25 Jan	Ryanair

Also check the deals for one-way flights from Frankfurt 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 Frankfurt to Buenos Aires in January from 993€

Return flights