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

Return flights

29 Jul - 26 Aug	Avianca
26 Jul - 15 Aug	LATAM Airlines Group
31 Jul - 16 Aug	Avianca
31 Jul - 15 Aug	Avianca
27 Jul - 15 Aug	GOL Linhas Aéreas
31 Jul - 27 Aug	Aerolíneas Argentinas
27 Jul - 14 Aug	GOL Linhas Aéreas
15 Jul - 19 Aug	JetSmart
24 Jul - 10 Aug	Aerolíneas Argentinas
25 Jul - 12 Aug	JetSmart
02 Jul - 20 Jul	JetSmart
16 Jul - 27 Jul	Aerolíneas Argentinas
09 Jul - 21 Jul	Aerolíneas Argentinas
11 Jul - 27 Jul	Aerolíneas Argentinas
01 Jul - 14 Jul	Avianca
04 Jul - 21 Jul	GOL Linhas Aéreas
06 Jul - 25 Jul	GOL Linhas Aéreas
05 Jul - 19 Jul	GOL Linhas Aéreas
12 Jul - 27 Jul	GOL Linhas Aéreas
08 Jul - 22 Jul	GOL Linhas Aéreas

Also check the deals for one-way flights from Buenos Aires to Lisbon in July.

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 July from $1199

Return flights