Cheapest return flights from Washington to Buenos Aires in January from 503€

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

Return flights

05 Jan - 21 Jan United
27 Jan - 10 Feb United
23 Jan - 08 Feb Delta
29 Jan - 05 Feb United
29 Jan - 15 Feb United
09 Jan - 24 Jan United
10 Jan - 18 Jan United
22 Jan - 01 Feb Delta
28 Jan - 01 Feb Delta
16 Jan - 19 Jan United
14 Jan - 17 Jan United
02 Jan - 07 Jan United

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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