AirHint found the following cheapest return flights from Dublin (DUB) to San Juan (SJU) in October 2025 (see full year).
Return flights
| 17 Oct - 25 Oct | Scandinavian Airlines | ||
| 06 Oct - 13 Oct | Lufthansa | ||
| 17 Oct - 26 Oct | Scandinavian Airlines | ||
| 06 Oct - 19 Oct | SWISS | ||
| 16 Oct - 26 Oct | Delta | ||
| 03 Oct - 10 Oct | Air France |
Also check the deals for one-way flights from Dublin 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.
Find us on social media