Cheapest one-way flights from Madrid to San Juan in May from $387

Best time to book flights for Madrid (MAD) to San Juan (SJU) flights at AirHint

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

One-Way flights

17 May Ryanair
16 May Ryanair
05 May Iberia direct
16 May Iberia direct
17 May Iberia direct

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

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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