When you visit the UK, you’ll need a reliable mobile connection to navigate the city or keep in touch with friends. However, you might face high roaming charges and interrupted connections without a local SIM.
A UK prepaid SIM card for tourists provides a cost-effective solution to stay connected. Instead of relying on expensive international plans, a local SIM card offers local rates for calls, texts, and data.
In this blog, let’s explore the top UK prepaid SIM card providers for tourists, including their key features and pricing plans.
Keep reading!
Key Highlights:
- A UK SIM lets visitors avoid roaming fees and enjoy reliable data, calls, and texts at local rates.
- Tourists in the UK can get a SIM or eSIM online, in supermarkets and convenience stores, or at airport kiosks upon arrival.
- The top UK travel SIM providers include Vodafone, EE, O2, Three, giffgaff, and Lyca Mobile in terms of their coverage, data limits, roaming, and price.
- Before choosing a provider, check coverage maps, data needs, roaming terms, and plan validity.

Why Do Tourists Need a Prepaid SIM Card for the UK?
Tourists need a prepaid UK SIM card to avoid expensive roaming charges and enjoy local rates for calls and data. A local SIM card offers a cheaper way to stay connected, while offering a robust network for crystal clear calls and uninterrupted data use for communication and online access.
- Control Over Costs: Prepaid SIM cards have no hidden fees. You pay upfront and only for the services you use, ensuring complete cost control.
- Stay Connected Anywhere: With a local phone number, you can use your phone for navigation, booking tickets, and staying in touch without searching for Wi-Fi hotspots.
- No Roaming Charges: A local SIM offers local rates for calls, texts, and data, avoiding international roaming fees.
- Clear Call Quality: You can have high-quality conversations without call drops or poor reception, making it easier to stay in touch with others throughout your trip.
Where Can You Buy a UK SIM Card for Travel?
You can buy UK SIM cards for travel from various locations, including mobile network stores, online retailers, airports, and travel hubs.
- Mobile Network Stores: You can buy a SIM card for travel in the UK directly from the official stores of major mobile network providers, located in key city areas.
- Online Retailers: You can order SIM cards from online stores to be delivered to your home. Plus, you can also purchase eSIMs, which often activate with QR codes.
- Airports: Most UK airports have kiosks or shops where you can buy a prepaid SIM card as soon as you arrive. This is a quick and convenient way to get connected right away.
Skip SIM Swaps—Get a Virtual UK Number Without Buying a Prepaid SIM Card!
Top 6 UK Prepaid SIM Card Providers for Tourists
The best SIM card services for travel in the UK are Vodafone, EE, O2, Three, giffgaff, and Lyca Mobile.
1. Vodafone
Vodafone offers the best UK prepaid SIM cards for tourists, offering different options from pay-as-you-go (PAYG) to Travel eSIM. In its PAYG plan, flexible data allowances are available along with unlimited calling and texting. Moreover, Vodafone provides access to 5G connectivity in major cities across the UK, ensuring high-speed internet.
Vodafone’s Travel eSIMs are suitable for those who prefer digital solutions. However, to access them, you need an eSIM-compatible device.
Key Features:
- Nationwide Network Coverage
- Unlimited Data
- Fast 5G
- Auto-Renew
- WiFi Calling
Pricing:
Pay-As-You-Go SIM | Travel eSIM | |||
Data | Price (per 3 months) | Plan | Validity (Days) | Price |
15 GB | $13.47 | United Kingdom 10 GB | 10 | $17 |
35 GB | $20.21 | United Kingdom 20 GB | 30 | $25 |
60 GB | $26.94 | United Kingdom 50 GB | 30 | $32.5 |
200 GB | $40.42 | - | - | - |
Unlimited | $53.89 | - | - | - |
2. EE
EE is a major mobile operator in the UK and offers prepaid eSIMs and physical SIMs for tourists. It’s highly regarded for its extensive network coverage and reliable speeds, including 4G and 5G nationwide. So, it’s a top choice for travelers seeking dependable mobile service during their visit.
Physical SIMs from EE usually come with unlimited UK calls and texts and a 30-day service period. If you renew your service, unused data can roll over to the next month.
Key Features:
- Mobile Hotspot Capability
- EU Roaming
- Data Rollover
Pricing:
Physical SIM | eSIM | ||
Plan | Cost | Plan (50 GB Extra) | Cost |
8 GB SIM | $11.52 | 30 GB | $19 |
25 GB SIM | $17.28 | 100 GB | $25.25 |
50 GB SIM | $23.05 | 200 GB | $37.75 |
125 GB SIM | $34.57 | Unlimited | $50.50 |
Unlimited | $40.33 | - | - |
3. O2
O2 offers both eSIM and physical SIM cards for tourists visiting the UK. With their pay-as-you-go plans, you can easily top up and use the services as needed, with no long-term commitments. You can change or cancel your plan anytime, giving you full control over your usage. Moreover, O2’s prepaid SIMs come with unlimited UK calls and texts, and the plan lasts for 30 days.
Additionally, its My O2 app lets you check your bill, view your balance, and manage your account easily from anywhere, anytime.
Key Features:
- Priority Rewards
- Flexible Top-ups
- Entertainment Extras
- Contract-Free Options
Pricing:
Data | Price (monthly) |
150 GB | $26.85 |
40 GB | $21.48 |
250 GB | $32.24 |
20 GB | $20.15 |
50 GB | $26.87 |
4. Three
Three is a major mobile network in the UK for travelers and international students. It provides physical SIM cards and eSIMs, both of which are 5G-ready. It's also a good option if you’re looking to visit other countries after the UK. You can use the remaining data, plan, or allowance in over 70 destinations worldwide at no extra cost.
Key Features:
- Unlimited Data
- Fast 5G
- Three+ App
- Auto-Renew
Pricing:
Data Plan | Price (monthly) |
40 GB | $13.42 |
100 GB | $20.13 |
200 GB | $26.84 |
Unlimited | $46.97 |
5. giffgaff
With giffgaff, you can order your UK travel SIM card online and set up your account before arriving in the country. This way, you’ll be ready to use your phone as soon as you land.
giffgaff offers great coverage across the United Kingdom, with reliable data and phone service. Their rates are affordable, just 25p per minute, 10p per text, and 10p per MB if you don’t choose a plan.
You can join or leave the service at any time without any contract. So, you only pay for the service for as long as you require it.
Key Features:
- Wide Network Coverage
- Inclusive EU Roaming
- Flexible Goodybags
- Contractless
Pricing:
Data Plan | Price (monthly) |
20 GB | $13.42 |
50 GB | $20.13 |
100 GB | $26.84 |
Unlimited | $46.97 |
6. Lyca Mobile
Lyca Mobile is one of the best UK SIM providers for tourists seeking a local SIM with international calling. It offers both physical SIM cards and eSIMs, providing flexibility for any traveler. You can order a free physical SIM online before your trip or activate an eSIM instantly with a QR code. Operating on the EE network, it ensures reliable 4G/5G coverage across the UK.
Key Features:
- International Minutes
- EU Roaming
- Wide Coverag
- Simple and Easy Setup
Pricing:
Plan | Data Allowance | Price (monthly) |
UK Plan Smart | 5 GB | $3.36 ($6.72 after 30 days) |
National Plus | 30 GB | $6.72 ($13.43 after 30 days) |
UK Plan Super Extra | 50 GB | $10.07 ($20.15 after 30 days) |
UK Plan Mega Plus | 100 GB | $13.43 ($26.87 after 30 days) |
UK Plan Unlimited | Unlimited | $16.79 ($33.58 after 30 days) |
Things to Know Before Purchasing a UK Travel SIM Card
Before buying a SIM Card for travel in the UK, consider your data needs and budget. Also, check network coverage in areas you'll be visiting, and be aware of potential costs for calls and data, especially for international usage.
- Coverage: Ensure the provider offers good coverage in the areas you plan to visit, including both urban and remote locations.
- Data and Calls: Consider how much data and how many calls you will need to avoid overpaying for unnecessary services.
- Validity Period: Verify the validity of the SIM card and the data plan to ensure it lasts for the duration of your stay.
- eSIM Option: For a more convenient option, check whether the provider offers an eSIM if your phone supports it.
- Price and Payment: Compare prices and be clear on the entire cost to avoid hidden fees.
- SIM Size: Ensure the SIM card is the correct size for your phone (standard, micro, or nano).
Conclusion
A UK prepaid SIM card for tourists allows you to enjoy your stay without high roaming charges. There are various service providers with options for high-speed data, unlimited calls, or affordable plans to suit your needs.
However, if you want even more flexibility, consider using a UK virtual number. Virtual numbers work over the internet, providing lower international call rates and eliminating network issues. Additionally, you can avoid the hassle of swapping SIM cards as these numbers are managed through an app. Get a UK virtual phone number from Calilio today and stay connected across Europe efficiently at low cost.
Frequently Asked Questions
Can I use my UK SIM card in other European countries?
Yes, most UK SIM cards can be used in European countries, with providers like Three, giffgaff, and Lyca Mobile offering inclusive EU roaming.
However, since Brexit, some UK providers may charge additional fees. Always check your provider’s terms and conditions for roaming charges before traveling.
Which prepaid SIM is best in the UK?
How do I top up my prepaid SIM card?
Is there a free SIM card in the UK?

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