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

Return flights

01 Jul - 15 Jul	Iberia	direct
14 Jul - 28 Jul	British Airways
16 Jul - 28 Jul	British Airways
16 Jul - 30 Jul	Iberia
29 Jul - 06 Aug	Iberia
10 Jul - 15 Jul	Iberia	direct
16 Jul - 02 Aug	Iberia
24 Jul - 04 Aug	Iberia
15 Jul - 31 Jul	Iberia
21 Jul - 28 Jul	British Airways
03 Jul - 13 Jul	British Airways
20 Jul - 31 Jul	TAP
16 Jul - 28 Jul	Aer Lingus	direct
25 Jul - 07 Aug	Iberia

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

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 July from $860

Return flights