Cheapest Home Internet in the UK
Discover 3 deals available this month.
1.4th Utility 250 Mbps Full Fibre (CityFibre)
4th Utility offers 250 Mbps full fibre broadband at £16.50 per month on a 24-month contract, with a first-year cost of £198.00. This is one of the cheapest verified open-market broadband deals in the UK as of late August 2026.
View Deal →At just £16.50 monthly, this broadband deal delivers solid full fibre speeds without breaking the bank. It stands out as an affordable option for those seeking reliable internet on a longer contract.
Pros:
- Low monthly price of £16.50
- Full fibre connection providing 250 Mbps speeds
- Fixed 24-month contract offering price stability
Cons:
- Requires a 24-month commitment
- No information on additional fees or installation costs
- Limited to the CityFibre network coverage area
Did you know?
Cooling-off rights vary by service type. Screenshot the offer page and confirmation email when you sign up.
Final Words
To secure the best home internet deal this September, you should take time to compare current offers like 4th Utility’s full fibre plan and social tariff options from Vodafone and Virgin Media. By exploring all available services, you can find a cost-effective solution that fits your needs and budget.
Frequently Asked Questions
The 4th Utility 250 Mbps Full Fibre (CityFibre) is one of the cheapest verified open-market broadband deals at £16.50 per month on a 24-month contract, with a first-year cost of £198.00.
This deal offers a full fibre broadband speed of 250 Mbps, suitable for most household internet needs like streaming and gaming.
Yes, the 4th Utility 250 Mbps Full Fibre deal requires a 24-month contract commitment.
Yes, Vodafone and Virgin Media both offer social tariff broadband options priced around £12 to £12.50 per month for eligible low-income households.
Social tariff broadband deals are generally cheaper than standard plans, with prices around £12 to £12.50 per month, aimed at supporting eligible low-income households.
Yes, verified deals like the 4th Utility 250 Mbps Full Fibre plan offer full fibre broadband for £16.50 per month, making it one of the cheapest open-market options available.


