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

Return flights

27 Oct - 12 Nov	Avianca
27 Oct - 16 Nov	Avianca
28 Oct - 11 Nov	Avianca
27 Oct - 10 Nov	Avianca
23 Oct - 12 Nov	Avianca
27 Oct - 19 Nov	Avianca
20 Oct - 10 Nov	Avianca
21 Oct - 13 Nov	Avianca
27 Oct - 05 Nov	Avianca
28 Oct - 18 Nov	Avianca
23 Oct - 27 Oct	Avianca
22 Oct - 29 Oct	Avianca
21 Oct - 31 Oct	Avianca
21 Oct - 25 Oct	Avianca
07 Oct - 15 Oct	Avianca
07 Oct - 23 Oct	Avianca
13 Oct - 23 Oct	Avianca
09 Oct - 23 Oct	Avianca
08 Oct - 23 Oct	Avianca
16 Oct - 23 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 671€

Return flights