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

Return flights

30 Mar - 12 Apr	Avianca
02 Mar - 16 Mar	Delta
05 Mar - 10 Mar	Avianca
12 Mar - 22 Mar	Delta
02 Mar - 23 Mar	Delta
05 Mar - 23 Mar	Delta
10 Mar - 24 Mar	Delta
09 Mar - 22 Mar	Delta
01 Mar - 09 Mar	Delta
03 Mar - 09 Mar	Delta
02 Mar - 15 Mar	Delta
23 Mar - 06 Apr	Iberia	direct
19 Mar - 12 Apr	Iberia	direct
09 Mar - 06 Apr	Iberia	direct
27 Mar - 19 Apr	Iberia	direct
27 Mar - 12 Apr	Iberia	direct
27 Mar - 07 Apr	Iberia	direct
27 Mar - 04 Apr	Iberia	direct
13 Mar - 05 Apr	Iberia	direct
19 Mar - 04 Apr	Iberia	direct

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

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 Madrid to Santiago in March from $744

Return flights