Cheapest return flights from Barcelona to San Juan in September from 693€

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 September 2025 (see full year).

Return flights

05 Sep - 13 Sep Delta
08 Sep - 21 Sep Delta
11 Sep - 16 Sep Delta
06 Sep - 14 Sep Delta
10 Sep - 14 Sep Delta
07 Sep - 20 Sep Delta
11 Sep - 14 Sep Delta
15 Sep - 25 Sep Iberia
04 Sep - 11 Sep Iberia
01 Sep - 15 Sep Iberia

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

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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