Cheapest one-way flights from Los Angeles to Buenos Aires in December from 281€

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

One-Way flights

02 Dec Frontier Airlines
09 Dec LATAM Airlines Group
10 Dec LATAM Airlines Group
30 Dec LATAM Airlines Group
31 Dec LATAM Airlines Group
03 Dec Copa
01 Dec LATAM Airlines Group
04 Dec LATAM Airlines Group
05 Dec LATAM Airlines Group
06 Dec LATAM Airlines Group

Also check the deals for return 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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