Poros is connected by ferries and hydrofoils from the port of Piraeus (1–2.5 hours). The island is also quickly reachable from Galatas on the Peloponnese (just 10 minutes across the strait). Poros is connected to other Saronic Islands: Hydra (30 minutes), Spetses (1 hour 20 minutes), and to Ermioni (1 hour) and Porto Heli (1 hour 20 minutes) on the Peloponnese.
The main company operating is Hellenic Seaways. For booking, refer to directferries.com.
Poros does not have an airport. The closest is Athens International Airport, well connected to destinations across Europe and beyond. For flight booking, visit skyscanner.com.
Sea connections are more frequent during the summer season; always check availability if travelling in other periods.