Cheapest return flights from Lisbon to Buenos Aires in December from $965

Best time to book flights for Lisbon (LIS) to Buenos Aires (EZE) flights at AirHint

AirHint found the following cheapest return flights from Lisbon (LIS) to Buenos Aires (EZE) in December 2025 (see full year).

Return flights

10 Dec - 21 Jan Delta
06 Dec - 14 Jan Delta
07 Dec - 15 Jan Delta
09 Dec - 15 Jan Delta
10 Dec - 18 Jan Delta
04 Dec - 10 Jan Delta
26 Dec - 17 Jan Delta
06 Dec - 13 Jan Delta
15 Dec - 23 Dec Air Europa
14 Dec - 18 Jan Air Europa
13 Dec - 13 Jan Air Europa
07 Dec - 20 Dec Delta

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

Skyscanner

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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