Cheapest return flights from Lisbon to Buenos Aires in April from 978€

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

Return flights

20 Apr - 15 May Ryanair
10 Apr - 10 May Vueling Airlines
24 Apr - 09 May Vueling Airlines
02 Apr - 22 Apr Azul Airlines
18 Apr - 26 Apr TAP
09 Apr - 20 Apr Ryanair
23 Apr - 28 Apr TAP
22 Apr - 29 Apr LATAM Airlines Group
20 Apr - 27 Apr Air Europa
12 Apr - 28 Apr TAP
09 Apr - 11 May LATAM Airlines Group
11 Apr - 25 Apr TAP
12 Apr - 15 Apr Air Europa
08 Apr - 15 Apr Vueling Airlines
17 Apr - 02 May Vueling Airlines
23 Apr - 01 May Transavia France
25 Apr - 02 May TAP

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

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