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

Return flights

15 Mar - 28 Mar	Air Canada
01 Mar - 18 Mar	Air Canada
04 Mar - 15 Mar	Air Canada
06 Mar - 18 Mar	SWISS
02 Mar - 19 Mar	United
01 Mar - 15 Mar	United
26 Mar - 07 Apr	Delta
26 Mar - 06 Apr	Delta
26 Mar - 04 Apr	Delta
27 Mar - 05 Apr	Delta
05 Mar - 11 Mar	Iberia
27 Mar - 07 Apr	Delta
27 Mar - 06 Apr	Delta
27 Mar - 04 Apr	Delta
15 Mar - 01 Apr	United
06 Mar - 21 Mar	Iberia
19 Mar - 11 Apr	Iberia
28 Mar - 11 Apr	TAP

Also check the deals for one-way flights from Barcelona to San Jose 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 San Jose in March from 521€

Return flights