Cheapest return flights from Washington to Santiago in December from 699€

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

Return flights

05 Dec - 21 Dec Delta
27 Dec - 31 Dec LATAM Airlines Group
16 Dec - 11 Jan Delta
13 Dec - 30 Dec Delta

Also check the deals for one-way flights from Washington to Santiago 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.

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