Cheapest one-way flights from San Juan to Madrid in December from 324€

AirHint found the following cheapest one-way flights from San Juan (SJU) to Madrid (MAD) in December 2025 (see full year).

One-Way flights

13 Dec Frontier Airlines
26 Dec Hahn Air Technologies
13 Dec Finnair direct
26 Dec Iberia direct

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

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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