Cheapest one-way flights from Madrid to San Juan in May from 367€

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

09 May Ryanair
04 May Vueling Airlines
04 May Iberia direct
31 May Iberia Express
09 May Finnair direct
31 May Finnair 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.

Book a cheap hotel in San Juan

Cheap car rent in San Juan