Cheapest return flights from Seattle to Buenos Aires in December from $2340

Best time to book flights for Seattle (SEA) to Buenos Aires (AEP) flights at AirHint

AirHint found the following cheapest return flights from Seattle (SEA) to Buenos Aires (AEP) in December 2024 (see full year).

Return flights

25 Dec - 01 Jan LATAM Airlines Group
26 Dec - 02 Jan LATAM Airlines Group

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

Skyscanner

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