Cheapest return flights from Lisbon to Buenos Aires in May from $996

Best time to book flights for Lisbon (LIS) to Buenos Aires (AEP) flights at AirHint

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

Return flights

11 May - 29 May British Airways
26 May - 11 Jun LATAM Airlines Group
20 May - 10 Jun LATAM Airlines Group
20 May - 18 Jun LATAM Airlines Group
23 May - 09 Jun Azul Airlines
29 May - 11 Jun LATAM Airlines Group
31 May - 10 Jun LATAM Airlines Group
11 May - 05 Jun TAP
23 May - 08 Jun Azul Airlines
27 May - 31 May Azul Airlines
19 May - 29 May TAP
15 May - 29 May TAP
20 May - 26 May TAAG Angola Airlines
19 May - 23 May TAP
14 May - 21 May TAP
19 May - 26 May TAP
17 May - 21 May Azul Airlines
20 May - 25 May TAP
23 May - 07 Jun SWISS
12 May - 07 Jun Emirates

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

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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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