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

Return flights

09 May - 28 May	Iberia
15 May - 29 May	Iberia
01 May - 28 May	Iberia
21 May - 18 Jun	Iberia
09 May - 28 May	LEVEL	direct
21 May - 18 Jun	LEVEL	direct
16 May - 30 May	LATAM Airlines Group
12 May - 02 Jun	Delta
11 May - 30 May	LATAM Airlines Group
05 May - 14 May	LEVEL	direct
16 May - 30 May	LEVEL	direct
25 May - 14 Jun	Iberia
12 May - 02 Jun	LEVEL	direct
12 May - 30 May	Delta
01 May - 14 May	Delta

Also check the deals for one-way flights from Barcelona to Santiago 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 Barcelona to Santiago in May from $888

Return flights