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

Return flights

26 Jan - 10 Feb	Aerolíneas Argentinas
31 Jan - 10 Feb	Aerolíneas Argentinas
31 Jan - 20 Feb	Aerolíneas Argentinas
25 Jan - 19 Feb	GOL Linhas Aéreas
24 Jan - 07 Feb	JetSmart
22 Jan - 07 Feb	GOL Linhas Aéreas
31 Jan - 14 Feb	JetSmart
24 Jan - 09 Feb	JetSmart
26 Jan - 09 Feb	Flybondi
28 Jan - 09 Feb	GOL Linhas Aéreas
18 Jan - 29 Jan	Sky Airline
14 Jan - 28 Jan	JetSmart
18 Jan - 31 Jan	Sky Airline
19 Jan - 26 Jan	LATAM Airlines Group
17 Jan - 30 Jan	Sky Airline
18 Jan - 30 Jan	Sky Airline
11 Jan - 26 Jan	Sky Airline
15 Jan - 25 Jan	JetSmart
12 Jan - 22 Jan	LATAM Airlines Group
07 Jan - 23 Jan	JetSmart

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 763€

Return flights