Cheapest return flights from Barcelona to San Juan in August from $743

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

30 Aug - 15 Sep Finnair
18 Aug - 30 Aug Iberia
18 Aug - 06 Sep Iberia
25 Aug - 03 Sep Iberia
20 Aug - 30 Aug Iberia
14 Aug - 04 Sep Finnair
11 Aug - 14 Aug Vueling Airlines
12 Aug - 27 Aug Vueling Airlines
10 Aug - 30 Aug Vueling Airlines
01 Aug - 12 Aug Vueling Airlines
04 Aug - 12 Aug Vueling Airlines
05 Aug - 12 Aug Vueling Airlines
11 Aug - 15 Aug Vueling Airlines
11 Aug - 16 Aug Vueling Airlines

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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