AirHint found the following cheapest return flights from Milan (LIN) to San Juan (SJU) in October 2025 (see full year).

Return flights

08 Oct - 14 Oct	Air France
04 Oct - 12 Oct	Air France
17 Oct - 25 Oct	Lufthansa
10 Oct - 14 Oct	United
04 Oct - 18 Oct	Air France
01 Oct - 30 Nov	Iberia
05 Oct - 12 Oct	Iberia
05 Oct - 19 Oct	Iberia
06 Oct - 24 Oct	Iberia
22 Oct - 27 Oct	Air France
02 Oct - 15 Oct	Lufthansa

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

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 Milan to San Juan in October from 690€

Return flights