# Best eSIM for Ireland

> The cheapest eSIM plan for Ireland by trip length and data use.

Page: https://esimnest.com/ireland/best-esim/ · Data as of: 2026-10-14 · Prices: US dollars

170 eSIM plans work in Ireland, from $0.50. This page picks the cheapest plan that covers each trip length and level of use. Prices from the eSimNest catalogue on 2026-10-14; eSimNest sells these plans.

For a week of everyday use, the cheapest eSIM plan that covers it is Ireland - 10 GB - 30 days: 10 GB for 30 days for $5.15.

For a three-day trip with light use, Ireland 1GB 7Days covers it for $0.89 (1 GB for 7 days).

## The cheapest plan that covers your trip

Each cell is the cheapest plan made for Ireland with enough data for the trip, as on the Ireland page. Light use: about 0.3 GB a day; Everyday use: about 1.0 GB a day; Heavy use: about 2.5 GB a day.

| Trip | Light use | Everyday use | Heavy use |
| --- | --- | --- | --- |
| 3 days | [Ireland 1GB 7Days](https://esimnest.com/ireland/#plan-ireland-1gb-7days): 1 GB for 7 days, $0.89 | [Ireland 3GB 15Days](https://esimnest.com/ireland/#plan-ireland-3gb-15days): 3 GB for 15 days, $2.34 | [Ireland - Unlimited - 3 days](https://esimnest.com/ireland/#plan-ireland-unlimited-3-days-3): unlimited data for 3 days, $4.84 |
| 7 days | [Ireland 3GB 15Days](https://esimnest.com/ireland/#plan-ireland-3gb-15days): 3 GB for 15 days, $2.34 | [Ireland - 10 GB - 30 days](https://esimnest.com/ireland/#plan-ireland-10-gb-30-days-3): 10 GB for 30 days, $5.15 | [Ireland - Unlimited - 7 days](https://esimnest.com/ireland/#plan-ireland-unlimited-7-days-3): unlimited data for 7 days, $8.27 |
| 14 days | [Ireland - 5 GB - 30 days](https://esimnest.com/ireland/#plan-ireland-5-gb-30-days-3): 5 GB for 30 days, $3.43 | [Ireland - 20 GB - 30 days](https://esimnest.com/ireland/#plan-ireland-20-gb-30-days-3): 20 GB for 30 days, $9.98 | [Ireland - Unlimited - 15 days](https://esimnest.com/ireland/#plan-ireland-unlimited-15-days-3): unlimited data for 15 days, $17.28 |
| 30 days | [Ireland - 10 GB - 30 days](https://esimnest.com/ireland/#plan-ireland-10-gb-30-days-3): 10 GB for 30 days, $5.15 | [Ireland - Unlimited - 30 days](https://esimnest.com/ireland/#plan-ireland-unlimited-30-days-3): unlimited data for 30 days, $23.62 | [Ireland - Unlimited - 30 days](https://esimnest.com/ireland/#plan-ireland-unlimited-30-days-3): unlimited data for 30 days, $23.62 |

## The cheapest is not the only choice

### 7 days, everyday use

- Cheapest Ireland plan: [Ireland - 10 GB - 30 days](https://esimnest.com/ireland/#plan-ireland-10-gb-30-days-3), $5.15, 10 GB for 30 days; it works only in Ireland.
- Cheapest unlimited plan: [Ireland 1GB/Day Unlimited](https://esimnest.com/ireland/#plan-ireland-1gbday), $5.88, 1 GB a day for 7 days, then slower; it works only in Ireland.
- Next cheapest: [European Union and United Kingdom - 10 GB - 30 days](https://esimnest.com/ireland/#plan-european-union-and-united-kingdom-10-gb-30-days), $5.62, 10 GB for 30 days; it also covers other countries in the region.
- Next cheapest: [Europe (31 areas) 10GB 31Days](https://esimnest.com/ireland/#plan-europe-31-areas-10gb-31days), $6.54, 10 GB for 31 days; it also covers other countries in the region.

### 14 days, everyday use

- Cheapest Ireland plan: [Ireland - 20 GB - 30 days](https://esimnest.com/ireland/#plan-ireland-20-gb-30-days-3), $9.98, 20 GB for 30 days; it works only in Ireland.
- Cheapest overall (also works outside Ireland): [European Union and United Kingdom - 20 GB - 30 days](https://esimnest.com/ireland/#plan-european-union-and-united-kingdom-20-gb-30-days-2), $8.11, 20 GB for 30 days; it also covers other countries in the region.
- Cheapest unlimited plan: [Ireland 1GB/Day Unlimited](https://esimnest.com/ireland/#plan-ireland-1gbday), $11.76, 1 GB a day for 14 days, then slower; it works only in Ireland.
- Next cheapest: [Europe (31 areas) 20GB 31Days](https://esimnest.com/ireland/#plan-europe-31-areas-20gb-31days), $12.57, 20 GB for 31 days; it also covers other countries in the region.
- Next cheapest: [Ireland 1GB/Day FUP1Mbps Unlimited](https://esimnest.com/ireland/#plan-ireland-1gbday-fup1mbps-2), $13.72, 1 GB a day for 14 days, then slower; it works only in Ireland.

## Networks these plans use

3, Eir, Eircom Limited, Meteor, METEOR, Meteor Mobile Telecommunications Ltd., Three Ireland, voda IE, Vodafone

## Questions

### What is the cheapest eSIM for a week in Ireland?

For a week of everyday use (about 7 GB), Ireland - 10 GB - 30 days is the cheapest plan that covers it at $5.15: 10 GB for 30 days, and it works only in Ireland.

### How much data do I need in Ireland?

We assume 2.1 GB for a week of light use (maps and messaging), 7 GB for everyday use (adds social media, music and some video) and 17.5 GB for heavy use with a lot of video. Your own habits decide, so the data calculator lets you change the hours.

### Is an unlimited plan worth it for two weeks in Ireland?

The cheapest unlimited plan for two weeks is Ireland 1GB/Day Unlimited at $11.76, against $9.98 for Ireland - 20 GB - 30 days (20 GB for 30 days). Unlimited plans often slow down after a daily allowance, so read the plan details.

### Which eSIM is cheapest for a month in Ireland?

For 30 days of everyday use the cheapest plan that covers it is Ireland - Unlimited - 30 days at $23.62 (unlimited data for 30 days). For a longer stay, the long-stay page lists plans valid for 90 days or more.

More: [Ireland travel eSIM guide](https://esimnest.com/ireland/guide/), [all eSIM plans for Ireland](https://esimnest.com/ireland/), [data calculator](https://esimnest.com/data-calculator/?destination=ireland).