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

Return flights

03 Mar - 10 Mar	LEVEL
10 Mar - 17 Mar	LEVEL
01 Mar - 05 Mar	LEVEL
03 Mar - 11 Mar	United
12 Mar - 17 Mar	United
09 Mar - 16 Mar	Iberia
26 Mar - 07 Apr	United
04 Mar - 21 Mar	Iberia
03 Mar - 12 Mar	Iberia
08 Mar - 15 Mar	Iberia
13 Mar - 28 Mar	LEVEL
29 Mar - 05 Apr	TAP
30 Mar - 06 Apr	Vueling Airlines
25 Mar - 06 Apr	Royal Air Maroc
28 Mar - 07 Apr	TAP
26 Mar - 06 Apr	Royal Air Maroc
26 Mar - 03 Apr	Royal Air Maroc
28 Mar - 04 Apr	TAP
28 Mar - 05 Apr	TAP
27 Mar - 06 Apr	easyJet

Also check the deals for one-way flights from Barcelona to San Juan 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 Juan in March from 497€

Return flights