Cheapest return flights from Lisbon to Buenos Aires in May from 928€

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

Return flights

01 May - 31 May Vueling Airlines
08 May - 28 May Vueling Airlines
07 May - 28 May Ryanair
01 May - 10 May Vueling Airlines
11 May - 27 May Vueling Airlines
08 May - 27 May Vueling Airlines
11 May - 25 May Vueling Airlines
09 May - 25 May Vueling Airlines
07 May - 27 May Ryanair
04 May - 12 May TAP
08 May - 24 Jun Vueling Airlines
10 May - 07 Jun easyJet
30 May - 13 Jun LATAM Airlines Group
25 May - 05 Jun SWISS

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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