An eSIM replaces the airport SIM kiosk: activate a local data plan in minutes, keep your home number active for bank codes, and compare prices before you fly.
eSIMs let you activate local data plans in minutes—no more hunting for SIM kiosks at the airport. You can compare providers before you land, often saving money on roaming fees. Plus, many eSIM apps let you keep your home number active while using local data. It’s one of the simplest ways to stay connected and avoid surprise bills. Would you try an eSIM on your next trip?
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Planning the trip? See all our travel eSIM data plans and prices before you buy a plan.
Travel eSIM FAQ
When does my plan start?
Not when you order, and not when you install it. It starts the first time the eSIM connects to a network at your destination. Our standard activation window is 180 days, so you can buy early and lose nothing. When does my plan start?
Will my phone work with it?
Dial *#06#. If a line labelled EID appears, your phone supports eSIM. If you only see IMEI numbers, the handset is physical-SIM only and an eSIM will not work on it. Is your phone eSIM-ready?
How do I install it, and when?
Install at home on Wi-Fi before you travel - the eSIM installs now but stays inactive, so nothing is used until you arrive. Scan the QR code from your delivery email (put it on a second screen, because a phone cannot scan its own display), keep your own SIM as the primary line, then turn the travel line on after you land. Installing your eSIM
Nothing loads after I land - what do I check?
Turn Data Roaming ON inside the Uncle Sim eSIM line's own settings - that is the single most common cause, and it costs nothing to check. Leave the APN on automatic: our supplier's documentation says manual editing is not recommended. eSIM installed but no Internet?