Cheapest return flights from Washington to Buenos Aires in January from 542€

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

Return flights

25 Jan - 09 Feb American Airlines
24 Jan - 07 Feb LATAM Airlines Group
18 Jan - 26 Jan Delta
09 Jan - 24 Jan LATAM Airlines Group
14 Jan - 19 Jan LATAM Airlines Group
28 Jan - 14 Feb LATAM Airlines Group

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

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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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