Best eSIM for Greece 2026: Compared & Ranked
Best eSIM for Greece: Airalo 3GB ($5.50) or Holafly unlimited ($25). Covers Cosmote, Vodafone, Wind.
IBReviewed by Ismail Ben OmarFounder & Editor-in-ChiefShort answer: For most travelers, Airalo 3GB / 30 days ($5.50) on Cosmote is best. For unlimited, Holafly 30-day unlimited at $25. Budget: Nomad 2GB / 30 days at $6.50.
Greece has good coverage in cities (Athens, Thessaloniki) and islands (Crete, Mykonos, Santorini). Island coverage varies by island size.
Quick comparison
| Provider | Best plan | Price | Network | Best for |
|---|
|---|---|---|---|---|
| **Airalo** | 3GB / 30d | $5.50 | Cosmote | Most travelers |
|---|---|---|---|---|
| **Nomad** | 2GB / 30d | $6.50 | Vodafone | Budget |
| **Saily** | 3GB / 30d | $9.99 | Cosmote | Balanced |
Why Cosmote?
Cosmote (OTE) is Greece's largest network with the best island coverage. Popular islands (Crete, Rhodes, Mykonos, Santorini) all covered.
Common questions
Will my eSIM work on Greek islands?
Yes. Major islands (Crete, Mykonos, Santorini, Rhodes) have strong 4G. Smaller islands have weaker coverage.
How about ferry travel between islands?
Some ferries have WiFi. Between ferries, coverage gaps occur in open sea. Download offline maps and media before sailing.
Do I need eSIM or roaming?
EU roaming rules cover Greece, but eSIMs are cheaper and let you keep your home number active.
Bottom line
[Airalo 3GB / 30 days](/en/reviews/airalo) best for most island hoppers. [Holafly unlimited](/en/reviews/holafly) if working or heavy use. [Nomad](/en/reviews/nomad) for budget.
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