Cheapest one-way flights from San Juan to Madrid in October from 221€

AirHint found the following cheapest one-way flights from San Juan (SJU) to Madrid (MAD) in October 2025 (see full year).

One-Way flights

03 Oct Frontier Airlines
05 Oct Frontier Airlines
18 Oct Frontier Airlines
20 Oct Frontier Airlines
19 Oct Frontier Airlines
02 Oct Frontier Airlines
12 Oct Frontier Airlines
14 Oct Frontier Airlines
31 Oct Frontier Airlines
13 Oct Frontier Airlines

Also check the deals for return flights from San Juan to Madrid 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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