Cheapest return flights from Washington to Buenos Aires in December from 539€

AirHint found the following cheapest return flights from Washington (DCA) to Buenos Aires (EZE) in December 2025 (see full year).

Return flights

02 Dec - 09 Dec United
01 Dec - 08 Dec United
04 Dec - 28 Dec United
24 Dec - 30 Dec LATAM Airlines Group
11 Dec - 23 Dec LATAM Airlines Group
24 Dec - 05 Jan LATAM Airlines Group
19 Dec - 27 Dec LATAM Airlines Group
25 Dec - 04 Jan LATAM Airlines Group
21 Dec - 10 Jan LATAM Airlines Group
21 Dec - 08 Jan LATAM Airlines Group
20 Dec - 10 Jan LATAM Airlines Group
20 Dec - 09 Jan LATAM Airlines Group
19 Dec - 05 Jan LATAM Airlines Group
27 Dec - 03 Jan LATAM Airlines Group
28 Dec - 02 Jan LATAM Airlines Group
23 Dec - 03 Jan LATAM Airlines Group

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

Powered by

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.

Book a cheap hotel in Buenos Aires

Cheap car rent in Buenos Aires

Feel free to contact us with any feedback or request another flight research.