Cheapest return flights from Buenos Aires to Lisbon in May from 843€

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

Return flights

01 May - 14 May Aerolineas Argentinas
13 May - 27 May LATAM Airlines Group
04 May - 15 May LATAM Airlines Group
04 May - 06 Jun LATAM Airlines Group
06 May - 24 May Air Canada
04 May - 20 May Air Canada
05 May - 20 May Avianca
11 May - 26 May Avianca
05 May - 16 May Avianca
12 May - 28 May Avianca
01 May - 18 May Avianca
30 May - 10 Jun Air Canada
25 May - 10 Jun Air Canada
19 May - 08 Jun SWISS
29 May - 18 Jun SWISS
17 May - 06 Jun Avianca
26 May - 05 Jun Avianca
29 May - 11 Jun Avianca
15 May - 02 Jun Avianca
18 May - 06 Jun Avianca

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