Cheapest return flights from Barcelona to San Juan in August from $685

Best time to book flights for Barcelona (BCN) to San Juan (SJU) flights at AirHint

AirHint found the following cheapest return flights from Barcelona (BCN) to San Juan (SJU) in August 2025 (see full year).

Return flights

25 Aug - 31 Aug Iberia
29 Aug - 03 Sep Delta
13 Aug - 26 Aug Iberia
04 Aug - 11 Aug Iberia
21 Aug - 31 Aug Iberia
23 Aug - 26 Aug Iberia
19 Aug - 31 Aug Iberia
12 Aug - 14 Sep Iberia
05 Aug - 12 Aug Iberia
07 Aug - 11 Aug Lufthansa
06 Aug - 11 Aug Lufthansa
15 Aug - 31 Aug Iberia

Also check the deals for one-way flights from Barcelona to San Juan in August.

Skyscanner

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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