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

Return flights

22 Dec - 16 Jan	Air Canada
08 Dec - 11 Jan	Air Canada
01 Dec - 08 Dec	Avianca
01 Dec - 06 Jan	Avianca
23 Dec - 05 Jan	Air France
07 Dec - 03 Jan	LEVEL
03 Dec - 14 Dec	Iberia	direct
18 Dec - 30 Dec	Iberia	direct
15 Dec - 12 Jan	Iberia	direct
27 Dec - 17 Jan	Iberia	direct
13 Dec - 27 Dec	LATAM Airlines Group
24 Dec - 16 Jan	Iberia	direct
20 Dec - 08 Jan	Iberia	direct
31 Dec - 23 Jan	Iberia	direct
01 Dec - 23 Dec	Iberia	direct
10 Dec - 25 Dec	Iberia	direct
13 Dec - 27 Dec	Iberia	direct
01 Dec - 15 Dec	Avianca
02 Dec - 19 Dec	LATAM Airlines Group
08 Dec - 22 Dec	LATAM Airlines Group

Also check the deals for one-way flights from Santiago to Madrid 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 Santiago to Madrid in December from 602€

Return flights