Cheapest return flights from Los Angeles to Buenos Aires in December from 1157€

Best time to book flights for Los Angeles (LAX) to Buenos Aires (AEP) flights at AirHint

AirHint found the following cheapest return flights from Los Angeles (LAX) to Buenos Aires (AEP) in December 2025 (see full year).

Return flights

30 Dec - 14 Jan LATAM Airlines Group
16 Dec - 29 Dec LATAM Airlines Group
16 Dec - 08 Jan LATAM Airlines Group
17 Dec - 08 Jan LATAM Airlines Group
18 Dec - 08 Jan LATAM Airlines Group
19 Dec - 08 Jan LATAM Airlines Group

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

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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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