AirHint found the following cheapest one-way flights from San Juan (SJU) to Madrid (MAD) in May 2026 (see full year).
One-Way flights
| 28 May | Avianca | ||
| 31 May | Avianca | ||
| 21 May | Avianca | ||
| 14 May | jetBlue | ||
| 26 May | TAP | ||
| 14 May | British Airways | direct | |
| 21 May | British Airways | direct | |
| 28 May | British Airways | direct |
Also check the deals for return flights from San Juan to Madrid in May.
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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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