# Best eSIM for United Kingdom > The cheapest eSIM plan for United Kingdom by trip length and data use. Page: https://esimnest.com/united-kingdom/best-esim/ · Data as of: 2026-10-14 · Prices: US dollars 180 eSIM plans work in United Kingdom, from $0.47. 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 United Kingdom 1GB/Day Unlimited: 1 GB a day for 7 days, then slower for $5.88. For a three-day trip with light use, United Kingdom 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 United Kingdom with enough data for the trip, as on the United Kingdom 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 | [United Kingdom 1GB 7Days](https://esimnest.com/united-kingdom/#plan-united-kingdom-1gb-7days): 1 GB for 7 days, $0.89 | [United Kingdom 3GB 15Days](https://esimnest.com/united-kingdom/#plan-united-kingdom-3gb-15days): 3 GB for 15 days, $2.34 | [United Kingdom 3GB/Day FUP1Mbps Unlimited](https://esimnest.com/united-kingdom/#plan-united-kingdom-3gbday-fup1mbps-unlimited): 3 GB a day for 3 days, then slower, $5.85 | | 7 days | [United Kingdom 3GB 15Days](https://esimnest.com/united-kingdom/#plan-united-kingdom-3gb-15days): 3 GB for 15 days, $2.34 | [United Kingdom 1GB/Day Unlimited](https://esimnest.com/united-kingdom/#plan-united-kingdom-1gbday): 1 GB a day for 7 days, then slower, $5.88 | [United Kingdom - Unlimited - 7 days](https://esimnest.com/united-kingdom/#plan-united-kingdom-unlimited-7-days): unlimited data for 7 days, $12.01 | | 14 days | [United Kingdom 5GB 30Days](https://esimnest.com/united-kingdom/#plan-united-kingdom-5gb-30days): 5 GB for 30 days, $3.71 | [United Kingdom 1GB/Day Unlimited](https://esimnest.com/united-kingdom/#plan-united-kingdom-1gbday): 1 GB a day for 14 days, then slower, $11.76 | [United Kingdom 50GB 30Days](https://esimnest.com/united-kingdom/#plan-united-kingdom-50gb-30days): 50 GB for 30 days, $24.48 | | 30 days | [United Kingdom 10GB 30Days](https://esimnest.com/united-kingdom/#plan-united-kingdom-10gb-30days): 10 GB for 30 days, $6.68 | [United Kingdom 50GB 30Days](https://esimnest.com/united-kingdom/#plan-united-kingdom-50gb-30days): 50 GB for 30 days, $24.48 | [United Kingdom - Unlimited - 30 days](https://esimnest.com/united-kingdom/#plan-united-kingdom-unlimited-30-days): unlimited data for 30 days, $32.74 | ## The cheapest is not the only choice ### 7 days, everyday use - Cheapest United Kingdom plan: [United Kingdom 1GB/Day Unlimited](https://esimnest.com/united-kingdom/#plan-united-kingdom-1gbday), $5.88, 1 GB a day for 7 days, then slower; it works only in United Kingdom. - Cheapest overall (also works outside United Kingdom): [European Union and United Kingdom - 10 GB - 30 days](https://esimnest.com/united-kingdom/#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. - Cheapest unlimited plan: [United Kingdom 1GB/Day Unlimited](https://esimnest.com/united-kingdom/#plan-united-kingdom-1gbday), $5.88, 1 GB a day for 7 days, then slower; it works only in United Kingdom. - Next cheapest: [Europe (31 areas) 10GB 31Days](https://esimnest.com/united-kingdom/#plan-europe-31-areas-10gb-31days), $6.54, 10 GB for 31 days; it also covers other countries in the region. - Next cheapest: [United Kingdom 10GB 30Days](https://esimnest.com/united-kingdom/#plan-united-kingdom-10gb-30days), $6.68, 10 GB for 30 days; it works only in United Kingdom. ### 14 days, everyday use - Cheapest United Kingdom plan: [United Kingdom 1GB/Day Unlimited](https://esimnest.com/united-kingdom/#plan-united-kingdom-1gbday), $11.76, 1 GB a day for 14 days, then slower; it works only in United Kingdom. - Cheapest overall (also works outside United Kingdom): [European Union and United Kingdom - 20 GB - 30 days](https://esimnest.com/united-kingdom/#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: [United Kingdom 1GB/Day Unlimited](https://esimnest.com/united-kingdom/#plan-united-kingdom-1gbday), $11.76, 1 GB a day for 14 days, then slower; it works only in United Kingdom. - Next cheapest: [Europe (31 areas) 20GB 31Days](https://esimnest.com/united-kingdom/#plan-europe-31-areas-20gb-31days), $12.57, 20 GB for 31 days; it also covers other countries in the region. - Next cheapest: [United Kingdom 20GB 30Days](https://esimnest.com/united-kingdom/#plan-united-kingdom-20gb-30days), $12.79, 20 GB for 30 days; it works only in United Kingdom. ## Networks these plans use 3, 3 UK, 3 United Kingdom, EE, EE Limited, Hutchison 3G UK Ltd., O2, Virgin Media O2, Vodafone ## Questions ### What is the cheapest eSIM for a week in United Kingdom? For a week of everyday use (about 7 GB), United Kingdom 1GB/Day Unlimited is the cheapest plan that covers it at $5.88: 1 GB a day for 7 days, then slower, and it works only in United Kingdom. ### How much data do I need in United Kingdom? 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 a regional or global plan cheaper than a United Kingdom plan? Sometimes. For a week of everyday use the cheapest plan overall is European Union and United Kingdom - 10 GB - 30 days at $5.62, which also covers other countries in the region. The cheapest plan made for United Kingdom is United Kingdom 1GB/Day Unlimited at $5.88. ### Is an unlimited plan worth it for two weeks in United Kingdom? Here the cheapest plan that covers two weeks of everyday use is itself unlimited: United Kingdom 1GB/Day Unlimited at $11.76. ### Which eSIM is cheapest for a month in United Kingdom? For 30 days of everyday use the cheapest plan that covers it is United Kingdom 50GB 30Days at $24.48 (50 GB for 30 days). For a longer stay, the long-stay page lists plans valid for 90 days or more. More: [United Kingdom travel eSIM guide](https://esimnest.com/united-kingdom/guide/), [all eSIM plans for United Kingdom](https://esimnest.com/united-kingdom/), [data calculator](https://esimnest.com/data-calculator/?destination=united-kingdom).