AirHint found the following cheapest return flights from Los Angeles (LAX) to Buenos Aires (EZE) in January 2026 (see full year).

Return flights

26 Jan - 18 Feb	LATAM Airlines Group
25 Jan - 11 Feb	Spirit Airlines
14 Jan - 11 Feb	United
26 Jan - 08 Feb	LATAM Airlines Group
21 Jan - 29 Jan	United
20 Jan - 09 Feb	United
12 Jan - 21 Jan	United
12 Jan - 27 Jan	United
27 Jan - 01 Feb	United
24 Jan - 29 Jan	United
11 Jan - 03 Feb	LATAM Airlines Group
17 Jan - 29 Jan	United
06 Jan - 21 Jan	United
15 Jan - 16 Feb	LATAM Airlines Group
08 Jan - 25 Jan	United
18 Jan - 25 Jan	American Airlines
12 Jan - 30 Jan	Copa
16 Jan - 23 Jan	Copa
30 Jan - 08 Feb	United

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

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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Cheapest return flights from Los Angeles to Buenos Aires in January from $730

Return flights