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

Return flights

28 Oct - 18 Nov	Avianca
14 Oct - 14 Nov	Avianca
17 Oct - 12 Nov	Avianca
27 Oct - 20 Nov	Avianca
21 Oct - 11 Nov	Avianca
27 Oct - 13 Nov	Avianca
27 Oct - 05 Nov	Avianca
14 Oct - 05 Nov	Avianca
24 Oct - 10 Nov	Avianca
17 Oct - 14 Nov	Avianca
14 Oct - 27 Oct	Avianca
19 Oct - 26 Oct	Avianca
20 Oct - 27 Oct	Avianca
14 Oct - 21 Oct	Avianca
15 Oct - 22 Oct	Avianca
22 Oct - 29 Oct	Avianca
21 Oct - 26 Oct	Avianca
12 Oct - 27 Oct	Avianca
21 Oct - 27 Oct	Avianca
06 Oct - 26 Oct	Avianca

Also check the deals for one-way flights from Santiago to Barcelona 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 Santiago to Barcelona in October from 630€

Return flights