Cheapest one-way flights from Los Angeles to Buenos Aires in December from $390

AirHint found the following cheapest one-way flights from Los Angeles (LAX) to Buenos Aires (AEP) in December 2026 (see full year).

One-Way flights

25 Dec Delta
04 Dec Delta
18 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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