Cheapest return flights from Lisbon to Buenos Aires in April from $977

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

Return flights

16 Apr - 24 Apr LATAM Airlines Group
23 Apr - 05 May Air Europa
20 Apr - 14 May Air Europa
21 Apr - 26 Apr Air Europa
24 Apr - 18 May Air Europa
09 Apr - 28 Apr LATAM Airlines Group
09 Apr - 27 Apr LATAM Airlines Group
24 Apr - 03 May Air Europa
21 Apr - 28 Apr LATAM Airlines Group
23 Apr - 03 May Air Europa
09 Apr - 29 Apr Ryanair
16 Apr - 26 Apr Ryanair
12 Apr - 28 Apr Azul Airlines
11 Apr - 26 Apr LATAM Airlines Group
25 Apr - 04 May LATAM Airlines Group
26 Apr - 03 May Azul Airlines
25 Apr - 03 May Air Europa
01 Apr - 01 May Ryanair
25 Apr - 09 May TAP
05 Apr - 18 Apr Azul Airlines

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

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