AirHint found the following cheapest return flights from Lisbon (LIS) to Buenos Aires (EZE) in July 2025 (see full year).

Return flights

09 Jul - 28 Jul	Air France
08 Jul - 15 Jul	Air France
10 Jul - 24 Jul	KLM
06 Jul - 10 Jul	Air France
21 Jul - 02 Aug	LATAM Airlines Group
12 Jul - 10 Aug	LATAM Airlines Group
18 Jul - 07 Aug	LATAM Airlines Group
11 Jul - 25 Jul	Iberia
05 Jul - 10 Jul	Air France
15 Jul - 29 Jul	Air Europa
19 Jul - 23 Jul	LATAM Airlines Group
07 Jul - 09 Jul	Air France
08 Jul - 22 Jul	TAP

Also check the deals for one-way flights from Lisbon to Buenos Aires 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 Lisbon to Buenos Aires in July from $1187

Return flights