Cheapest return flights from Los Angeles to Buenos Aires in December from $723

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

Return flights

05 Dec - 10 Dec LATAM Airlines Group
07 Dec - 10 Dec LATAM Airlines Group
04 Dec - 12 Dec Aeromexico
06 Dec - 14 Dec Avianca
10 Dec - 13 Dec LATAM Airlines Group
01 Dec - 08 Dec Copa
07 Dec - 11 Dec LATAM Airlines Group
03 Dec - 22 Jan LATAM Airlines Group
25 Dec - 27 Jan LATAM Airlines Group
08 Dec - 22 Dec LATAM Airlines Group
10 Dec - 17 Dec LATAM Airlines Group
27 Dec - 31 Dec LATAM Airlines Group
10 Dec - 10 Jan Avianca
08 Dec - 10 Jan LATAM Airlines Group
09 Dec - 10 Jan Avianca
19 Dec - 24 Jan Spirit Airlines
27 Dec - 17 Jan LATAM Airlines Group
12 Dec - 09 Jan LATAM Airlines Group
07 Dec - 12 Jan LATAM Airlines Group
29 Dec - 07 Jan Spirit Airlines

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

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