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

Return flights

08 Jun - 15 Jun	British Airways	direct
11 Jun - 18 Jun	British Airways	direct
10 Jun - 17 Jun	British Airways
02 Jun - 14 Jun	British Airways
10 Jun - 17 Jun	Iberia	direct
02 Jun - 14 Jun	Iberia	direct
01 Jun - 15 Jun	British Airways
12 Jun - 27 Jun	Iberia
07 Jun - 21 Jun	Iberia	direct
15 Jun - 22 Jun	Condor
25 Jun - 02 Jul	TAP
25 Jun - 02 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 589€

Return flights