Cheapest return flights from Madrid to San Juan in August from $536

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

Return flights

26 Aug - 31 Aug Iberia
31 Aug - 09 Sep Iberia
26 Aug - 03 Sep British Airways
26 Aug - 02 Sep British Airways
31 Aug - 13 Sep Iberia direct
27 Aug - 06 Sep Iberia
26 Aug - 06 Sep Iberia
31 Aug - 06 Sep Iberia
30 Aug - 06 Sep Iberia
26 Aug - 30 Aug Iberia
29 Aug - 19 Sep Iberia
29 Aug - 13 Sep Iberia
20 Aug - 31 Aug Iberia
04 Aug - 12 Aug Iberia
21 Aug - 31 Aug Iberia
16 Aug - 31 Aug Iberia
24 Aug - 30 Aug Iberia
21 Aug - 30 Aug Iberia
15 Aug - 31 Aug Iberia
03 Aug - 11 Aug Iberia

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

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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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