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

Return flights

03 Mar - 17 Mar	American Airlines
02 Mar - 24 Mar	American Airlines
27 Mar - 12 Apr	American Airlines
03 Mar - 10 Mar	Air Canada
02 Mar - 16 Mar	Delta
02 Mar - 20 Mar	Iberia
06 Mar - 21 Mar	Iberia
06 Mar - 20 Mar	Iberia
15 Mar - 24 Mar	Iberia
31 Mar - 14 Apr	Iberia
31 Mar - 20 Apr	Iberia
31 Mar - 19 Apr	Iberia
31 Mar - 18 Apr	Iberia
31 Mar - 16 Apr	Iberia
22 Mar - 10 Apr	Iberia
02 Mar - 03 Apr	Iberia
06 Mar - 16 Mar	Iberia
06 Mar - 16 Mar	Iberia For Level	direct
16 Mar - 14 Apr	Avianca
20 Mar - 10 Apr	Avianca

Also check the deals for one-way flights from Barcelona 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 Barcelona to Santiago in March from 634€

Return flights