Cheapest one-way flights from San Juan to Madrid in January from $206

AirHint found the following cheapest one-way flights from San Juan (SJU) to Madrid (MAD) in January 2026 (see full year).

One-Way flights

28 Jan Frontier Airlines
27 Jan Frontier Airlines
12 Jan Frontier Airlines
30 Jan Frontier Airlines
22 Jan Frontier Airlines
25 Jan Spirit Airlines
13 Jan Frontier Airlines
21 Jan Spirit Airlines
23 Jan Spirit Airlines
20 Jan Spirit Airlines

Also check the deals for return flights from San Juan to Madrid 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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