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

Return flights

28 Apr - 13 May	Avianca
19 Apr - 14 May	Avianca
18 Apr - 01 May	Avianca
26 Apr - 08 May	Avianca
19 Apr - 08 May	Avianca
15 Apr - 05 May	Avianca
15 Apr - 01 May	Avianca
16 Apr - 03 May	Avianca
06 Apr - 27 Apr	LATAM Airlines Group
29 Apr - 18 May	Avianca
22 Apr - 05 May	Avianca
15 Apr - 28 Apr	Avianca
15 Apr - 26 Apr	Avianca
14 Apr - 24 Apr	Avianca
16 Apr - 28 Apr	Avianca
12 Apr - 28 Apr	Avianca
14 Apr - 25 Apr	Avianca
18 Apr - 29 Apr	Avianca
10 Apr - 26 Apr	Avianca
14 Apr - 30 Apr	Avianca

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

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 April from $985

Return flights