Cheapest one-way flights from Austin to San Juan in October from 160€

Best time to book flights for Austin (AUS) to San Juan (SJU) flights at AirHint

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

One-Way flights

25 Oct United

Also check the deals for return flights from Austin 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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