Cheapest one-way flights from San Juan to Madrid in December from 313€

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

One-Way flights

12 Dec jetBlue
07 Dec jetBlue
07 Dec Finnair direct
28 Dec KLM
26 Dec Hahn Air Technologies
12 Dec Finnair direct
15 Dec Avianca
15 Dec British Airways direct
28 Dec Iberia 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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