AirHint found the following cheapest return flights from San Juan (SJU) to Madrid (MAD) in April 2026 (see full year).

Return flights

14 Apr - 28 Apr	British Airways	direct
17 Apr - 28 Apr	British Airways	direct
07 Apr - 18 Apr	British Airways	direct
02 Apr - 09 Apr	United
11 Apr - 25 Apr	British Airways	direct
01 Apr - 12 Apr	Iberia	direct

Also check the deals for one-way flights from San Juan to Madrid in April.

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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Cheapest return flights from San Juan to Madrid in April from 579€

Return flights