Cheapest return flights from Madrid to San Juan in October from $665

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 October 2025 (see full year).

Return flights

13 Oct - 27 Oct Finnair direct
07 Oct - 14 Oct Iberia direct
14 Oct - 21 Oct Iberia
23 Oct - 06 Nov British Airways
18 Oct - 27 Oct Iberia
03 Oct - 07 Oct Iberia
01 Oct - 31 Oct Iberia
01 Oct - 17 Oct Iberia direct
31 Oct - 17 Nov Iberia direct
04 Oct - 18 Oct Iberia direct
18 Oct - 25 Oct Iberia
04 Oct - 11 Oct Finnair direct
30 Oct - 15 Nov Iberia
31 Oct - 15 Nov Iberia
23 Oct - 06 Nov Finnair direct
26 Oct - 01 Nov Iberia

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

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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