AirHint found the following cheapest return flights from Barcelona (BCN) to Santiago (SCL) in December 2026 (see full year).

Return flights

01 Dec - 13 Dec	Air Canada
07 Dec - 20 Dec	Air Canada
23 Dec - 02 Jan	Turkish Airlines
22 Dec - 05 Jan	Turkish Airlines
11 Dec - 01 Jan	Turkish Airlines
23 Dec - 16 Jan	Turkish Airlines
14 Dec - 03 Jan	Turkish Airlines
18 Dec - 08 Jan	Turkish Airlines
18 Dec - 10 Jan	Turkish Airlines
23 Dec - 14 Jan	LEVEL	direct
01 Dec - 31 Dec	Iberia
07 Dec - 28 Dec	Iberia
28 Dec - 18 Jan	Iberia
14 Dec - 11 Jan	Iberia
01 Dec - 08 Dec	LATAM Airlines Group
09 Dec - 23 Dec	LATAM Airlines Group
22 Dec - 29 Dec	Turkish Airlines
05 Dec - 26 Dec	Iberia
20 Dec - 31 Dec	Iberia
20 Dec - 30 Dec	LATAM Airlines Group

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

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 December from 709€

Return flights