🛬 From Athens Airport (ATH)

1. **Metro (Line 3, Blue Line)**

Walk to the airport metro station (clearly signposted via elevated walkway)  .

Take Metro Line 3 toward Dimotiko Theatro / Piraeus.

Stay on for ~15 stops to Syntagma station (approx. 40 minutes, departs every ~30–36 min)  .

From Syntagma, switch to Metro Line 2 (Red) if you prefer, but more direct:

From Syntagma you can walk (~5 min) to Agiou Markou 16 .

Ticket: €9 one‑way airport ticket at machines/ticket offices .

2. Bus (X95)

Take the X95 express bus from just outside arrivals to Syntagma Square (hourly, all hours).

Then walk (~10 min) up to Agiou Markou 16.

Ticket: €5.50 one way  .

🚢 From Piraeus Port

1. **Metro (Line 3)**

Board Metro Line 3 at Piraeus station.

Travel toward Syntagma,  ~20 minutes.

From Syntagma, walk  (~5 min) to Agiou Markou 16.

Ticket: Standard metro city ticket (~€1.4). 

2. Bus (X80)

Optionally, take X80 (circular route port → Syntagma → back).

Journey takes ~30 min; frequency every 30 min  .

Then walk to Agiou Markou 16.