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

Return flights

04 May - 18 May	LATAM Airlines Group
14 May - 04 Jun	LATAM Airlines Group
15 May - 06 Jun	LATAM Airlines Group
02 May - 14 May	Avianca
11 May - 25 May	Avianca
01 May - 15 May	Avianca
11 May - 31 May	Avianca
01 May - 22 May	Avianca
03 May - 20 May	Avianca
12 May - 26 May	Avianca
03 May - 30 May	Avianca
21 May - 12 Jun	Iberia
14 May - 16 Jun	Iberia
28 May - 09 Jun	Iberia
21 May - 07 Jun	Iberia
31 May - 14 Jun	British Airways
27 May - 17 Jun	LATAM Airlines Group
11 May - 31 May	Iberia	direct
28 May - 09 Jun	LATAM Airlines Group	direct
27 May - 16 Jun	Iberia	direct

Also check the deals for one-way flights from Santiago to Madrid in May.

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 May from 799€

Return flights