AirHint found the following cheapest return flights from Barcelona (BCN) to Santiago (SCL) in October 2025 (see full year).

Return flights

16 Oct - 27 Nov	American Airlines
26 Oct - 15 Nov	Delta
29 Oct - 18 Nov	Delta
29 Oct - 17 Nov	Delta
31 Oct - 15 Nov	Delta
29 Oct - 11 Nov	Delta
29 Oct - 03 Nov	Iberia	direct
16 Oct - 27 Nov	Iberia	direct
29 Oct - 11 Nov	Iberia	direct
21 Oct - 28 Oct	Iberia	direct
16 Oct - 27 Oct	Iberia	direct
18 Oct - 27 Oct	Iberia	direct
29 Oct - 18 Nov	Iberia	direct
02 Oct - 30 Oct	Delta
14 Oct - 27 Oct	Iberia	direct
15 Oct - 24 Oct	Delta
02 Oct - 13 Oct	Delta
02 Oct - 16 Oct	Delta
09 Oct - 23 Oct	LEVEL	direct
11 Oct - 21 Oct	LEVEL	direct

Also check the deals for one-way flights from Barcelona to Santiago in October.

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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Cheapest return flights from Barcelona to Santiago in October from $746

Return flights