Cheapest one-way flights from Los Angeles to Buenos Aires in December from 306€

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

31 Dec LATAM Airlines Group
30 Dec LATAM Airlines Group
09 Dec LATAM Airlines Group
05 Dec LATAM Airlines Group
11 Dec Avianca
12 Dec Frontier Airlines
10 Dec Avianca
04 Dec Frontier Airlines
21 Dec Frontier Airlines
06 Dec Delta

Also check the deals for return flights from Los Angeles to Buenos Aires in December.

Skyscanner

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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