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

Return flights

12 Nov - 19 Nov	Avianca
03 Nov - 16 Nov	Avianca
13 Nov - 27 Nov	Copa
18 Nov - 21 Nov	Copa
05 Nov - 11 Nov	LATAM Airlines Group
01 Nov - 06 Nov	Frontier Airlines
01 Nov - 07 Nov	LATAM Airlines Group
15 Nov - 29 Nov	Frontier Airlines

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

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 Santiago

Cheap car rent in Santiago

Cheapest return flights from Washington to Santiago in November from 436€

Return flights