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

Return flights

30 Jan - 14 Feb	LATAM Airlines Group
28 Jan - 17 Feb	LATAM Airlines Group
20 Jan - 09 Feb	Aerolíneas Argentinas
28 Jan - 07 Feb	LATAM Airlines Group
31 Jan - 20 Feb	Aerolíneas Argentinas
29 Jan - 26 Feb	LATAM Airlines Group
23 Jan - 08 Feb	Flybondi
21 Jan - 11 Feb	Aerolíneas Argentinas
29 Jan - 15 Feb	LATAM Airlines Group
27 Jan - 06 Feb	LATAM Airlines Group
18 Jan - 28 Jan	Sky Airline
12 Jan - 25 Jan	LATAM Airlines Group
19 Jan - 29 Jan	Sky Airline
18 Jan - 29 Jan	Flybondi
09 Jan - 19 Jan	LATAM Airlines Group
13 Jan - 26 Jan	JetSmart
18 Jan - 31 Jan	Flybondi
18 Jan - 30 Jan	JetSmart
15 Jan - 27 Jan	LATAM Airlines Group
12 Jan - 30 Jan	LATAM Airlines Group

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

Return flights