AirHint found the following cheapest return flights from San Juan (SJU) to Barcelona (BCN) in January 2026 (see full year).
Return flights
| 24 Jan - 15 Feb | United | ||
| 07 Jan - 13 Jan | Air France | ||
| 08 Jan - 17 Jan | Spirit Airlines | ||
| 02 Jan - 13 Jan | KLM | ||
| 01 Jan - 06 Jan | KLM |
Also check the deals for one-way flights from San Juan to Barcelona in January.
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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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