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

Return flights

02 Mar - 12 Mar	Iberia
02 Mar - 15 Mar	Iberia
11 Mar - 15 Mar	Iberia
03 Mar - 24 Mar	Iberia
16 Mar - 30 Mar	Iberia
25 Mar - 11 Apr	Iberia
09 Mar - 23 Mar	Lufthansa
06 Mar - 17 Mar	United
19 Mar - 25 Mar	United
16 Mar - 22 Mar	United
17 Mar - 31 Mar	United
28 Mar - 11 Apr	Iberia
27 Mar - 01 Apr	Iberia
27 Mar - 05 Apr	TAP
27 Mar - 04 Apr	Iberia

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.

Book a cheap hotel in San Juan

Cheap car rent in San Juan

Cheapest return flights from Barcelona to San Juan in March from 436€

Return flights