Using a Galaxy S23 in Greece: eSIM Setup & Internet Guide
🇬🇷 Galaxy S23 works in Greece
- ✓ Fully compatible with Cosmote, Vodafone Greece, Nova (Wind Hellas)
- ✓ eSIM installs in 2 minutes — no SIM swap needed
- ⚠ US carrier models may be locked — confirm before traveling
- ✓ Supports 2 active eSIMs — keep your home SIM active
Recommended eSIM Plans for Greece
See all plans →🌍 Global - 0.4883GB / 3 Days
Asialink
0.4883 GB · 3 days
🌍 Global - 0.1953GB / 30 Days
Discover
0.1953 GB · 30 days
🌍 Global - 1.0GB / 5 Days
Discover
1 GB · 5 days
🌍 Global - 0.4883GB / 3 Days
Eurolink
0.4883 GB · 3 days
Prices shown for Free tier. Pro members save 7%, Premium save 12%.
Ask AI: Which Greece Plan Works Best for Galaxy S23?
Ask Smart Coach about the best eSIM plans for Greece, compare carriers, get installation help, and more.
Galaxy S23 compatibility in Greece
Network band compatibility
Galaxy S23 supports LTE B1, B2, B3, B4, B5, B7, B8, B12, B13, B17, B20, B25, B26, B28, B38, B40, B41, B66. Snapdragon 8 Gen 2 modem. Strong global band coverage including B19 for Japan and B20 for Europe.
SIM configuration
Galaxy S23 supports nano-SIM + eSIM. US carrier variants may be locked — check before traveling or buy unlocked. Use Settings → Connections → SIM Manager to add an eSIM, not the regular Connections menu. Samsung's eSIM UI is different from stock Android.
Active eSIMs
2
Stored profiles
Up to 10
Physical SIM
Yes
Carrier lock risk
Check first
How to install your Greece eSIM on Galaxy S23
Complete these steps at home over Wi-Fi before your flight. Takes 2–3 minutes.
- 1
Open Settings → Connections → SIM Manager → Add eSIM
- 2
Select "Scan QR code from service provider"
- 3
Scan the QR code from your LTE.app order confirmation
- 4
Follow the on-screen prompts to complete installation
- 5
Set as your data SIM when you arrive at your destination
- 6
After landing in Greece, go to Settings and switch on your LTE.app eSIM line. Your phone connects to Cosmote, Vodafone Greece, Nova (Wind Hellas) automatically.
What happens when you land in Greece
- 1
Install your eSIM on Galaxy S23 before your trip
Scan the QR code from your LTE.app order at home over Wi-Fi. Takes 2–3 minutes. Your home SIM stays active and untouched throughout.
- 2
Land at Athens International Airport (Eleftherios Venizelos)
After your flight, disable Airplane Mode. Open Settings → Connections → SIM Manager and enable your LTE.app eSIM line.
- 3
Connect to Cosmote, Vodafone Greece, Nova (Wind Hellas)
Your Galaxy S23 automatically connects to Greece's LTE network. Athens has excellent LTE. Major Greek islands (Crete, Rhodes, Santorini, Mykonos, Corfu) have strong tourist-area coverage. Remote island interiors, hiking trails in the Cyclades, and smaller islands (Tilos, Kastelorizo) may have limited or no LTE.
- 4
Maps, messaging, and apps work immediately
Navigation, translation, ride-hailing, and messaging apps all work the moment you exit the arrivals hall — no queuing, no SIM swap.
Roaming vs eSIM in Greece: cost comparison
Roaming your home carrier in Greece costs significantly more than a local eSIM.
Non-EU visitors pay $10–15/day. EU residents use Greece at domestic rates under Roam Like at Home.
Greek tourist SIM cards from Cosmote and Vodafone Greece cost €5–15 for good data packages. They're available at island airports and ferryport towns. An LTE.app Europe eSIM activates before you land — useful for island-hopping when you may arrive on ferries at odd hours when shops are closed.
LTE coverage in Greece for Galaxy S23 users
Greece uses LTE bands 1, 3, 7, and 20. Cosmote (Deutsche Telekom subsidiary), Vodafone Greece, and Wind Hellas provide national coverage.
Athens has excellent LTE. Major Greek islands (Crete, Rhodes, Santorini, Mykonos, Corfu) have strong tourist-area coverage. Remote island interiors, hiking trails in the Cyclades, and smaller islands (Tilos, Kastelorizo) may have limited or no LTE.
Frequently asked questions — Galaxy S23 in Greece
Is the Galaxy S23 compatible with Greece's mobile network?
Yes. Galaxy S23 supports LTE B1, B2, B3, B4, B5, B7, B8, B12, B13, B17, B20, B25, B26, B28, B38, B40, B41, B66. Snapdragon 8 Gen 2 modem. Strong global band coverage including B19 for Japan and B20 for Europe. Greece uses LTE Greece uses LTE bands 1, 3, 7 — all supported by the Galaxy S23.
Can I keep my home SIM active while using a Greece eSIM on my Galaxy S23?
Yes. The Galaxy S23 supports 2 active eSIMs simultaneously. You can keep your home SIM active for calls and SMS while your LTE.app Greece eSIM handles data. Set Greece eSIM as your data SIM in Settings.
Is my Galaxy S23 carrier-locked? Will it work in Greece?
Galaxy S23 supports nano-SIM + eSIM. US carrier variants may be locked — check before traveling or buy unlocked. Use Settings → Connections → SIM Manager to add an eSIM, not the regular Connections menu. Samsung's eSIM UI is different from stock Android. To use an eSIM in Greece, your device must be unlocked. Contact your carrier or check Settings — if you can add an eSIM from another provider, it is unlocked.
When should I install the Greece eSIM on my Galaxy S23?
Install it at home over Wi-Fi before your flight. The process takes 2–3 minutes using the QR code from your LTE.app order. Greece requires the eSIM to be installed before arrival in some cases — never wait until you land. Athens International Airport (Eleftherios Venizelos) has free Wi-Fi if you forget, but pre-install is strongly recommended.
How many eSIM profiles can I store on my Galaxy S23?
The Galaxy S23 can store up to 10 eSIM profiles, with 2 active at once. You can buy and install eSIMs for multiple countries in advance and switch between them without deleting old ones.
Other devices in Greece
More Greece resources
Ready to use a Galaxy S23 in Greece?
Install your eSIM before your flight. Works the moment you land at Athens International Airport (Eleftherios Venizelos).
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