Cheapest return flights from San Juan to Madrid in December from 400€

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

Return flights

02 Dec - 16 Dec KLM
03 Dec - 17 Dec United
03 Dec - 10 Dec United
05 Dec - 16 Dec Iberia direct
31 Dec - 18 Jan Finnair direct
09 Dec - 23 Dec KLM
09 Dec - 11 Jan United
08 Dec - 15 Dec United
12 Dec - 23 Dec Iberia direct
31 Dec - 13 Jan Finnair direct
04 Dec - 18 Dec KLM
04 Dec - 18 Dec Finnair direct
12 Dec - 25 Dec KLM
24 Dec - 06 Jan United
25 Dec - 04 Jan British Airways
26 Dec - 10 Jan jetBlue
23 Dec - 07 Jan United
20 Dec - 03 Jan Hahn Air Technologies
24 Dec - 02 Jan United
19 Dec - 06 Jan Delta

Also check the deals for one-way 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.

Book a cheap hotel in Madrid

Cheap car rent in Madrid

Feel free to contact us with any feedback or request another flight research.