Compare broadband deals in Portsmouth
Anyone living in Portsmouth and its surrounding areas like Gosport, Fareham and Havant, can take advantage of a broad range of broadband deals, from affordable basic packages to ultrafast options.
Portsmouth benefits from widespread access to various broadband types, including fibre and full fibre connections, so most postcodes will offer multiple options. That means you can compare speeds, prices and providers to find the best fit for your needs.
What broadband can I get in Portsmouth?
Over the past few years, Portsmouth has had a big boost in broadband infrastructure. Between 2021 and 2025, the average download speed in the city grew from 81Mbps to 274Mbps. This is largely down to the extensive rollout of full fibre and gigabit-capable networks across the region.
Coverage and speeds vary across different areas of Portsmouth. For example:
- PO1 (City Centre & Southsea): This central area boasts widespread access to ultrafast broadband, with providers like Virgin Media offering speeds up to 1 Gbps.
- PO2 (North End, Stamshaw): Residents here benefit from a mix of providers, including BT and Sky delivering speeds ranging from 100 Mbps to 900 Mbps. Full fibre coverage is extensive.
- PO6 (Drayton, Port Solent): This area enjoys good broadband options, with many homes connected to full fibre networks. Speeds of up to 1 Gbps are common, although this can vary by street.
- PO12 (Gosport, Alverstone): This area has good access to high-speed broadband and most have gigabit speeds in reach from Virgin Media or Openreach networks.
All of these areas can vary and it all really does depend on your postcode. The best way to see what broadband in Portsmouth is available to you is by using our postcode checker.
Can you get full fibre in Portsmouth?
There’s certainly a very good chance. As of 2025, around 97% of premises in Portsmouth have access to ultrafast broadband (speeds over 100 Mbps), these will either be through Virgin Media’s cabling or another full fibre network like CityFibre or Openreach. CityFibre and Openreach are the names of the wholesalers who provide the infrastructure for full fibre which other companies, like Sky and Onestream, use to deliver their broadband.
Which broadband providers are in Portsmouth?
has a strong selection of broadband providers, giving residents access to a wide range of speeds, packages and pricing options.
Virgin Media
Virgin Media offers some of the fastest broadband speeds in Portsmouth, with packages reaching up to 1Gbps thanks to its own cable network. It’s a popular choice for larger households or anyone needing consistent high-speed connectivity for streaming, gaming, or working from home. Virgin Media often bundles broadband with TV and phone services, making it ideal for customers looking for an all-in-one deal.
Sky
This household name in broadband, TV, and entertainment, offers a range of fibre packages through the Openreach network. Customers in Portsmouth can expect reliable performance, flexible contract lengths, with the option to bundle with Sky’s TV services. Speeds range from standard fibre up to full fibre in many parts of the city, making it a solid all-rounder for most homes.
BT
BT is one of the UK’s biggest broadband providers and has widespread availability across Portsmouth via the Openreach network. Known for reliability and extensive customer support, BT offers a variety of broadband packages including full fibre options with speeds up to 900Mbps. BT is also a good choice for customers who want added extras like BT Sport or enhanced parental controls.
Vodafone
Vodafone has become an increasingly popular choice for broadband in Portsmouth, offering competitive pricing and high-speed fibre packages. It uses the Openreach network and, in some areas, CityFibre, which allows for even faster full fibre connections. Vodafone often includes discounts for existing mobile customers, making it a good choice if you're already using them for your phone plan.
Plusnet
Plusnet is a budget-friendly provider with a reputation for strong UK-based customer service. Operating on the Openreach network, Plusnet offers simple, straightforward broadband packages with no-frills pricing. While it doesn’t always offer the fastest speeds on the market, it's a dependable and cost-effective option for smaller households or light internet users in Portsmouth.
NOW Broadband
NOW Broadband offers flexible broadband plans with no long-term contract, making it perfect for renters, students, or anyone wanting a shorter commitment. Powered by the Sky network, NOW provides standard and fibre packages at competitive rates.
Onestream
Slightly lesser-known than the others, but Onestream has been growing in popularity thanks to its low-cost full fibre deals. Using the Openreach network, Onestream offers fast broadband at affordable prices, making it a viable alternative to the big names. While extras may be more limited, it’s worth considering if you're looking for value-focused full fibre options in Portsmouth.
Even its slowest package has a very healthy average speed of 50Mbps. And despite being fast paced it also offers really good prices. Another big draw is that it also comes with a flexible rolling contract for those not looking to lock-in. You’ve just got to hope that your postcode falls under a Hyperoptic network, it’s currently only available to about 5% of Portsmouth, mainly in the Gosport area.
This small, independent provider offers fast, flexible, affordable full fibre. With 30-day contract options and prices that start from £23, there's a lot to like about 4th Utility for those who have access. Their broadband comes through the CityFibre network which is available to about 80% of Portsmouth.
Lit Fibre is everything you'd expect from an alternative network. It offers full fibre speeds of up to 1 gig – this will increase to 2.5Gb soon, too – that are all symmetrical (upload is just as fast as download). And unlike most of the bigger mainstream providers it gives a guarantee of no mid-contract price hikes. Like 4th Utility above, their broadband comes through the CityFibre network which is available to about 80% of Portsmouth.
Ready to switch broadband in Portsmouth?
If you’re looking to upgrade your broadband, switch providers, or just find a better deal in Portsmouth, now’s a great time. With so many options available, it’s easier than ever to compare what's on offer and make the switch.
Start by checking what’s available at your postcode and compare the latest broadband deals tailored to your area.
Finding the right broadband deal in your area doesn't have to be complicated. We're here to help.