Cheapest return flights from Los Angeles to Buenos Aires in December from 638€

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

Return flights

06 Dec - 10 Dec LATAM Airlines Group
03 Dec - 10 Dec LATAM Airlines Group
01 Dec - 15 Dec LATAM Airlines Group
01 Dec - 12 Dec LATAM Airlines Group
08 Dec - 17 Dec LATAM Airlines Group
01 Dec - 13 Dec LATAM Airlines Group
03 Dec - 18 Dec LATAM Airlines Group
15 Dec - 24 Dec LATAM Airlines Group
10 Dec - 12 Jan LATAM Airlines Group
28 Dec - 18 Jan LATAM Airlines Group
16 Dec - 30 Dec LATAM Airlines Group
10 Dec - 05 Jan LATAM Airlines Group
22 Dec - 04 Jan Volaris
25 Dec - 01 Jan LATAM Airlines Group
25 Dec - 04 Jan LATAM Airlines Group
24 Dec - 04 Jan LATAM Airlines Group
23 Dec - 05 Jan LATAM Airlines Group
23 Dec - 04 Jan LATAM Airlines Group
23 Dec - 06 Jan LATAM Airlines Group
19 Dec - 26 Dec 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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