Athens eSIM Guide (2026): Tourist Data Before ATH
Athens travel eSIM: prepaid data before you land at ATH. Cosmote / Vodafone Greece alternative — QR on Wi-Fi, no airport SIM queue.
Visiting Athens? Buy a Greece travel eSIM online, scan the QR on Wi-Fi before your flight, and enable data after landing at ATH — fixed prepaid price, no roaming on your home SIM.
Airports
- ATH (Eleftherios Venizelos)
Local networks (reference)
Cosmote, Vodafone Greece, Nova — a travel eSIM routes on partner networks; you do not need a local store visit.