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

Return flights

12 Dec - 14 Jan	Iberia	direct
12 Dec - 22 Dec	Iberia	direct
12 Dec - 18 Jan	Iberia	direct
01 Dec - 08 Dec	Iberia	direct
04 Dec - 27 Dec	Iberia	direct
02 Dec - 09 Dec	Iberia	direct
01 Dec - 09 Dec	Iberia	direct
11 Dec - 14 Jan	Iberia	direct
10 Dec - 10 Jan	Iberia	direct
08 Dec - 07 Jan	Iberia	direct
11 Dec - 23 Jan	Iberia	direct
10 Dec - 30 Dec	Iberia	direct
10 Dec - 24 Dec	Iberia	direct
03 Dec - 23 Dec	Iberia	direct
01 Dec - 26 Dec	Iberia	direct
10 Dec - 20 Jan	Iberia	direct
11 Dec - 11 Jan	Iberia	direct
13 Dec - 29 Dec	Iberia
13 Dec - 09 Jan	Iberia
15 Dec - 15 Jan	Iberia

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 $833

Return flights