Cheapest one-way flights from San Juan to Madrid in January from $303

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

One-Way flights

13 Jan Frontier Airlines
14 Jan Frontier Airlines
24 Jan Frontier Airlines
12 Jan Frontier Airlines
08 Jan Frontier Airlines
06 Jan Frontier Airlines
07 Jan Frontier Airlines
26 Jan British Airways direct
06 Jan British Airways direct
07 Jan British Airways direct

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

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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