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

Return flights

02 Mar - 09 Mar	Delta
15 Mar - 22 Mar	LATAM Airlines Group
10 Mar - 22 Mar	LATAM Airlines Group
10 Mar - 24 Mar	LATAM Airlines Group
02 Mar - 15 Mar	LATAM Airlines Group
06 Mar - 25 Mar	LATAM Airlines Group
02 Mar - 02 Apr	LATAM Airlines Group
02 Mar - 01 Apr	LATAM Airlines Group
01 Mar - 17 Mar	LATAM Airlines Group
02 Mar - 06 Mar	Delta
03 Mar - 06 Mar	Delta
20 Mar - 30 Mar	Azul Airlines
03 Mar - 03 Apr	SWISS
25 Mar - 01 Apr	LATAM Airlines Group
09 Mar - 11 Apr	Azul Airlines
26 Mar - 04 Apr	Lufthansa
19 Mar - 04 Apr	Iberia
28 Mar - 17 Apr	TAP

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

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 Lisbon to Buenos Aires in March from $971

Return flights