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

Return flights

04 Jun - 07 Jun	British Airways
01 Jun - 08 Jun	Air France
04 Jun - 07 Jun	Iberia	direct
01 Jun - 15 Jun	British Airways
01 Jun - 08 Jun	Iberia	direct
01 Jun - 15 Jun	Iberia	direct
15 Jun - 30 Jun	Iberia	direct
11 Jun - 18 Jun	British Airways	direct
22 Jun - 09 Jul	British Airways	direct
12 Jun - 22 Jun	British Airways	direct
15 Jun - 28 Jun	Iberia	direct
29 Jun - 10 Jul	Iberia	direct
29 Jun - 12 Jul	Iberia	direct

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

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 Madrid to San Juan in June from 627€

Return flights