Best Ireland eSIM — Unlimited 5G plans, from $4.00

Excellent · Based on 2 reviews

eSIM Ireland

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Ireland

12 available packages

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Ireland
Ireland
1 GB 4G 7 days Validity: 365 days Activation on first use
3 4G
$4.00
Details
✅ Works with iPhone & Android devices
Ireland
Ireland
2 GB 4G 15 days Validity: 365 days Activation on first use
3 4G
$6.00
Details
✅ Works with iPhone & Android devices
Ireland
Ireland
3 GB 4G 30 days Validity: 365 days Activation on first use
3 4G
$7.50
Details
✅ Works with iPhone & Android devices
Ireland
Ireland
5 GB 4G 30 days Validity: 365 days Activation on first use
3 4G
$11.00
Details
✅ Works with iPhone & Android devices
Ireland
Ireland
Unlimited 4G 3 days Validity: 365 days Activation on first use
3 4G
$11.50
Details
✅ Works with iPhone & Android devices
Ireland
Ireland
Unlimited 4G 5 days Validity: 365 days Activation on first use
3 4G
$19.50
Details
✅ Works with iPhone & Android devices
Ireland
Ireland
20 GB 4G 30 days Validity: 365 days Activation on first use
3 4G
$25.50
Details
✅ Works with iPhone & Android devices
Ireland
Ireland
Unlimited 4G 7 days Validity: 365 days Activation on first use
3 4G
$27.00
Details
✅ Works with iPhone & Android devices
Ireland
Ireland
Unlimited 4G 10 days Validity: 365 days Activation on first use
3 4G
$34.00
Details
✅ Works with iPhone & Android devices
Ireland
Ireland
50 GB 4G 30 days Validity: 365 days Activation on first use
3 4G
$42.00
Details
✅ Works with iPhone & Android devices
Ireland
Ireland
Unlimited 4G 15 days Validity: 365 days Activation on first use
3 4G
$48.50
Details
✅ Works with iPhone & Android devices

Customer reviews

5.0 · 2 reviews
See all reviews
Pawel_wroc PL IE
Limerick

esim internet dziala dobrz, nie polaca się kupowć karte karte na miejscu, nie kozystamy z sms niegdzie nie dzwonimy na numery telefoniczne, sama data ...

Mar 2026
Ashley US IE
Dublin, Cork, Limerick

works great, activated it right after landing in Dublin - we used it for the whole week-long vacation

Mar 2026

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Ireland — FAQ

Yes — Ireland is part of the European Union and the eurozone. If you're travelling on a plan from another EU country, roaming works the same as at home, but only up to your fair-use limit; after that, data slows down or starts costing extra. On a plan from outside the EU, roaming in Ireland can simply be expensive. An eSIM sidesteps both: you get a full data allowance at a fixed price you know upfront. One geographical detail worth knowing: Northern Ireland is part of the UK, outside the EU — near the border your phone can latch onto a British network on its own and rack up extra charges, so it's safer to stick to your own, controlled connection.

An eSIM is a digital SIM you load onto your phone before you fly — no plastic, no trip to a shop. You buy it online, and once you land in Dublin, Cork, or Galway, your phone connects to the 3 network (4G) on its own. Your existing number stays active for calls and texts, while the eSIM handles data only. That means you're online from the minute you land — for maps, booking a ride from the airport, and letting people know you've arrived.

You switch an eSIM on before you fly and have data the moment you land — no hunting for a shop after a long flight. You can pick up a local SIM in Ireland at a carrier's store or the airport, but that means spending time on it once you're there and comparing deals on the spot. An eSIM gives you one price known upfront, a full data allowance, and your own number still in the phone for calls. No swapping physical SIM cards, and no juggling two cards as you move between countries.

In the cities the signal is strong — Dublin has very good coverage, and the 3 network (4G) reaches smaller towns too. It gets trickier away from urban areas: on approach roads, along the rural stretches of the Wild Atlantic Way, and in the hills there are fewer masts, so the signal weakens — which is why it's worth downloading your route maps offline before you set off. Close to the Northern Ireland border your phone can latch onto a British network; with your own eSIM data you stay on the Irish network, with no surprises on your bill.

It depends on how you use your phone. For maps, messaging, and checking connections — sightseeing in Dublin, a trip out to Cork or Galway — 3–5 GB is usually enough for a few days. Irish weather can change your plans from one hour to the next, so keeping an eye on the forecast and timetables is more useful than you'd think. If you're doing a lot of driving and navigating along the Wild Atlantic Way, streaming, or working remotely, go for 10 GB or more — or an unlimited data plan. Options range from 1 to 50 GB, plus unlimited data for 3 to 30 days; you can share it over a hotspot, too.

Any internet connection is enough to install it — wi-fi or mobile data — so you can set the eSIM up at home with no rush; installing it doesn't start anything, and you have a full 365 days from purchase to install. There are two ways to do it: if the QR code is on another screen (a computer or a second phone), you simply scan it; if you're buying on the same phone, you copy the activation code and paste it into Settings → Mobile Data → Add eSIM. The plan only starts when you first use data in Ireland, and its validity counts from that point — so installing before you fly doesn't waste a thing.

In the cities you can book a ride through Uber, which in Ireland dispatches licensed taxis, or grab a cab at a rank. For public transport, a Leap Card is handy — one card pays for buses, Dublin's Luas trams, and Irish Rail trains at reduced fares, and you can buy it online or at stations. At the height of the season buses and trains fill up, so it's best to book a train seat online in advance. All of it — tickets, operators' apps, timetables — works most smoothly when you've got your own data on your phone from the moment you step out of the airport.

Flexible data packages

Wide selection of plans - from budget to unlimited

No roaming charges

Forget about high roaming bills

Keep your SIM card

Your original SIM card stays active

Easy setup

Installation in minutes via QR code or automatically in the mobile app

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