21 providers offer 226 broadband deals in St Donat's, from £15.00 a month and up to 7,000 Mbps. Typical measured speed is 150 Mbps down and 35 Mbps up, 49% above the UK download average.
Best value broadband deal in St Donat's, Vale of Glamorgan
The best value in St Donat's, Vale of Glamorgan on full first-year cost is Plusnet's Full Fibre 145: £292 across year one, about £24 a month. A £155 reward card is bundled in. 145 Mbps covers streaming, video calls and working from home.
Best value in St Donat's, Vale of Glamorgan
£22.99/mo
rises to £26.99 in March 2027 (+£4)
Avg £26.32/mo over contract · £632 total over 24 months
Fastest broadband deal in St Donat's, Vale of Glamorgan
The fastest deal available in St Donat's, Vale of Glamorgan is You 8000 from YouFibre at 7,000 Mbps. Next fastest is Gig2 Fibre broadband + Netflix from Virgin Media O2 at 2,000 Mbps.
Fastest in St Donat's, Vale of Glamorgan
£99/mo
No rises, no surprises.
£1188 total over 12 months
Runner-up on speed
Gig2 Fibre broadband + Netflix
200 Mbps upload · Hybrid Fibre-Coaxial
Best for power users & big households
£51.99/mo
rises to £55.99 in April 2027 (+£4)
Avg £54.99/mo over contract · £1320 total over 24 months
Cheapest broadband deal in St Donat's, Vale of Glamorgan
The cheapest deal in St Donat's, Vale of Glamorgan is Fast 24m from giffgaff at £5.00 a month for 200 Mbps. It's full fibre, so the advertised speed is the speed that reaches the router. The £5.00 is an intro price that rises to £25.00 a month after the intro window, making the real first-year cost £180. Comfortably faster than the UK average.
Cheapest in St Donat's, Vale of Glamorgan
£5/mo
for 6 months, then £25/mo
Avg £20/mo over contract · £480 total over 24 months
Compare broadband deals in St Donat's, Vale of Glamorgan
£5/mo
for 6 months, then £28/mo
Avg £22.25/mo over contract · £534 total over 24 months
Full Fibre 1.6GB Premium
115 Mbps upload · Full Fibre
Best for power users & big households
£33.99/mo
rises to £37.99 in March 2027 (+£4)
Avg £37.32/mo over contract · £896 total over 24 months
Sky Full Fibre Gigafast
100 Mbps upload · Full Fibre
Best for power users & big households
£31/mo
No rises, no surprises.
£749 total over 24 months
Onestream Fibre 55
10 Mbps upload · Hybrid Fibre
Best for small homes, single 4K streamer
£19.94/mo
rises to £22.69 in April 2027 (+£2.75)
Avg £22/mo over contract · £528 total over 24 months
Broadband providers in St Donat's, Vale of Glamorgan
21 providers serve St Donat's, Vale of Glamorgan, with YouFibre the fastest at 7,000 Mbps.
Ranked by Ofcom complaints per 100,000 customers, fewest first. A down arrow is below the industry average, up is above, and a dash means Ofcom publishes no figure for that provider (usually because it is below Ofcom's 1.5% market-share reporting threshold). A small diagonal arrow shows the past-year trend (↘ improving, ↗ getting worse).
Ofcom records the typical St Donat's, Vale of Glamorgan download speed at 150 Mbps.
Upgrade nudge
You could be getting more.
Prices drift above the market rate the longer a contract runs, so if you have not compared in over a year you are likely paying more than you need to.
Is your broadband good enough?
The typical St Donat's, Vale of Glamorgan line runs 150 Mbps.
Working from home
GreatStreaming and family use
GoodWhat speeds are people actually getting?
Gigabit reaches 32% of St Donat's, Vale of Glamorgan, and the fastest available is 1,000 Mbps. The full split by band is below.
Which broadband networks reach St Donat's, Vale of Glamorgan?
The wholesale networks carrying St Donat's, Vale of Glamorgan broadband, from Openreach to Virgin Media and the altnets, read off the live deals.
Altnets reaching St Donat's, Vale of Glamorgan: the full-fibre networks that compete with Openreach. Where they reach, they're usually the cheapest gigabit option.
- CityFibre: Sky, The One Broadband, Vodafone
- 4th Utility: 4th Utility, Rise Fibre
Openreach and Virgin Media O2 run alongside the altnets in St Donat's, Vale of Glamorgan (Openreach is the universal default, so the address question is which altnet, not whether Openreach).
Across the area, 21 providers are listing live deals.
What broadband coverage does St Donat's, Vale of Glamorgan have?
Superfast broadband reaches 87% of St Donat's, Vale of Glamorgan premises but gigabit only 32%, so around 55% of homes can get fast broadband but not the fastest.
Can I rely on mobile broadband in St Donat's, Vale of Glamorgan?
Outdoor 5G reaches 100% of St Donat's, Vale of Glamorgan homes. Here is how mobile holds up if the line drops.
5G & 4G home broadband
Outdoor 5G covers 100% of St Donat's, Vale of Glamorgan, enough for a 5G home-broadband hub to stand in for a fixed line.
More areas in Vale of Glamorgan
Nearby areas
Frequently asked questions
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* Based on Go.Compare research estimating that 28% of UK broadband users pay for faster broadband speeds than they need (which we interpret as overpaying), equivalent to around 7.5m UK households.
Speed and coverage figures for St Donat's, Vale of Glamorgancome from Ofcom's Connected Nations data, current to January 2026. Deal prices are pulled live from providers. Compiled by the FindBroadband team. See how we rank and source our data.