Cheap Broadband in Southampton
Cheap home broadband in Southampton from £15.95/month — 4G & 5G, no landline, no engineer.
Silux Mobile is a mobile broadband provider in Southampton. Get fast, affordable internet across Hampshire on Three's 5G/4G network — router delivered free by Royal Mail Tracked 48, plug in and go.
Why Southampton Chooses Silux Broadband
No Landline in Southampton
4G/5G home broadband for Southampton — no phone line, no engineer, no installation.
Three 5G in Southampton
Fast 5G/4G coverage across Southampton and Hampshire — the same network as Three.
Plug & Play
Router delivered free by Royal Mail Tracked 48. Plug in and you are online in minutes.
Plans to Suit You
From 1 month rolling to 36 months. No setup fee, and your price never rises mid-contract.
The Silux Mobile Promise
No price increases
Fixed price — no price increases during your contract
Free broadband upgrades
Free upgrades to faster plans and kit
No mid-contract rises
No annual or inflation-linked price hikes
No hidden fees
No setup fees, no engineer — router delivered to your door
Broadband Plans — Delivered to Southampton
On Three 5G/4G. No landline, no setup fee — plans from 1 month rolling to 36 months.
Broadband Lite
Unlimited
£15.95/mo
- 4G router included
- No landline
- Free Tracked 48 delivery
- 24-month plan
5G Premium
Unlimited 5G
£19.95/mo
- Unlimited 5G
- Fastest speeds
- No landline
- 36-month plan
MiFi Portable
Unlimited
£15.95/mo
- Pocket router
- Use it anywhere
- No landline
- 24-month plan
Three 5G Broadband Coverage in Southampton
Three's 5G/4G network covers Southampton and Hampshire — strong enough for streaming, video calls and working from home. Check your postcode before you order.
Check Your Southampton PostcodeCheap Broadband in Southampton — FAQs
Are you a Wi-Fi provider in Southampton?
No — Silux Mobile is a mobile broadband provider. Every broadband package comes with a router, and the router creates your Wi-Fi, so all our mobile broadband packages in Southampton come with Wi-Fi. No installation, no setup and no phone line: it is delivered to your door, you plug it into power, and you are online in minutes.
What router comes with Broadband Lite in Southampton?
Broadband Lite comes with a 4G LTE router using MediaTek and Quectel chipsets, with LAN network ports and 2.4GHz Wi-Fi. It is included in the plan and delivered free to Southampton by Royal Mail Tracked 48.
Can I get mobile broadband in Southampton?
Yes. Silux Mobile's 4G & 5G home broadband works anywhere with Three coverage, including Southampton and the wider Hampshire area — no landline or phone line required.
Do I need an engineer or a phone line in Southampton?
No. There's no engineer visit and no landline. Your router arrives by free Royal Mail Tracked 48 delivery to Southampton, you plug it in, and you're online in minutes.
How fast is 5G broadband in Southampton?
Where Three 5G is live in Southampton, typical speeds are fast enough for 4K streaming, video calls and working from home. On 4G you'll comfortably browse, stream HD and game.
Is there a contract for broadband in Southampton?
Yes — you choose the length. Broadband plans in Southampton start from 1 month: a rolling monthly contract (1-month minimum, then month to month with 30 days' notice), or a fixed term of 3, 6, 12, 18, 24 or 36 months. The longer the plan, the lower the monthly price. Short plans take a small refundable holding deposit; there is no setup fee on any plan.
Can I get rolling monthly broadband in Southampton?
Yes. Broadband Lite (from £25.95/month) and 5G Premium (from £38.95/month) are available in Southampton on a rolling monthly contract — no long minimum term, just 30 days' notice when you want to leave. The router is included and delivered free.
Will my broadband price rise mid-contract?
No. There are no mid-contract or inflation-linked price rises. The price you start at in Southampton is the price you keep.
Are broadband prices in Southampton inclusive of VAT?
Yes. No hidden fees — every broadband price shown to customers in Southampton is the price you pay, incl. VAT.