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

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

Return flights

29 Jan - 07 Feb LEVEL
19 Jan - 26 Jan Lufthansa
22 Jan - 28 Jan Vueling Airlines
19 Jan - 28 Jan Lufthansa
17 Jan - 24 Jan Air France
30 Jan - 08 Feb Ryanair
20 Jan - 26 Jan Delta
12 Jan - 21 Jan Delta
15 Jan - 26 Jan Delta
20 Jan - 27 Jan Air France
21 Jan - 28 Jan Iberia
19 Jan - 27 Jan Iberia
26 Jan - 02 Feb Iberia
30 Jan - 07 Feb KLM
20 Jan - 08 Feb Iberia
12 Jan - 05 Feb Lufthansa
24 Jan - 13 Feb Finnair

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