Cheapest return flights from Madrid to San Juan in August from $608

Best time to book flights for Madrid (MAD) to San Juan (SJU) flights at AirHint

AirHint found the following cheapest return flights from Madrid (MAD) to San Juan (SJU) in August 2025 (see full year).

Return flights

26 Aug - 10 Sep Finnair direct
28 Aug - 04 Sep Iberia direct
27 Aug - 04 Sep Finnair direct
26 Aug - 04 Sep Finnair direct
26 Aug - 02 Sep Iberia direct
27 Aug - 10 Sep Finnair direct
26 Aug - 31 Aug Finnair direct
27 Aug - 31 Aug Finnair direct
30 Aug - 08 Sep Iberia direct
28 Aug - 07 Sep Finnair direct
29 Aug - 04 Sep Finnair direct
29 Aug - 08 Sep Finnair direct
16 Aug - 26 Aug Iberia direct
03 Aug - 12 Aug Iberia direct
05 Aug - 12 Aug Iberia direct
18 Aug - 26 Aug Iberia direct
12 Aug - 26 Aug Iberia direct
20 Aug - 31 Aug Iberia direct
22 Aug - 31 Aug Iberia direct
23 Aug - 31 Aug Iberia direct

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

Skyscanner

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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