AirHint found the following cheapest return flights from Santiago (SCL) to Madrid (MAD) in December 2025 (see full year).

Return flights

24 Dec - 13 Jan	Air Canada
15 Dec - 30 Dec	Iberia	direct
15 Dec - 20 Jan	Iberia	direct
15 Dec - 19 Jan	Iberia	direct
17 Dec - 31 Dec	Iberia	direct
17 Dec - 30 Dec	Iberia	direct
30 Dec - 23 Jan	Iberia
30 Dec - 14 Jan	Iberia
15 Dec - 18 Jan	Iberia	direct
17 Dec - 14 Jan	Iberia
16 Dec - 26 Jan	Iberia	direct
16 Dec - 16 Jan	Iberia	direct
17 Dec - 18 Jan	Iberia	direct
15 Dec - 29 Dec	Iberia	direct
16 Dec - 28 Dec	Iberia	direct
15 Dec - 27 Dec	Iberia	direct
17 Dec - 24 Dec	KLM
17 Dec - 25 Dec	Iberia
15 Dec - 22 Dec	Iberia
19 Dec - 28 Dec	Iberia	direct

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 $1009

Return flights