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

Return flights

13 Jul - 22 Jul	Iberia	direct
13 Jul - 23 Jul	Iberia	direct
20 Jul - 27 Jul	Iberia	direct
15 Jul - 23 Jul	Iberia	direct
09 Jul - 16 Jul	Iberia	direct
14 Jul - 03 Aug	Iberia	direct
10 Jul - 22 Jul	British Airways	direct
22 Jul - 31 Jul	Iberia	direct
13 Jul - 26 Jul	Iberia	direct
01 Jul - 10 Jul	British Airways	direct
03 Jul - 16 Jul	British Airways	direct
13 Jul - 01 Aug	Iberia	direct
30 Jul - 08 Aug	Iberia	direct
31 Jul - 10 Aug	Iberia	direct

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 $1039

Return flights