A leased line is the gold standard for business connectivity, however, with multiple leased line providers in the UK, choosing the right one can be incredibly overwhelming.
In our guide, we compare the top leased line providers in 2025, helping you find the best option for your business based on speed, reliability, pricing, and customer service.
What to Look for in a Leased Line Provider
Before diving into the comparisons, let’s go over some of the key factors to consider when choosing a leased line provider:
- What speed do you need? Does your provider offer the speeds you need (100Mbps, 1Gbps, 10Gbps)?
- Look for a provider with at least 99.99% SLA uptime guarantee.
- ALWAYS compare pricing and contract flexibility (usually 12, 24, or 36 months).
- Read plenty of customer reviews regarding their customer support.
- Ask about current installation times.
Our Top Leased Line Providers in the UK (2025)
1. BT Business
✅ Best for: large enterprises
Pros:
- Nationwide coverage with excellent reliability
- Speeds from 100Mbps to 10Gbps
- 99.995% uptime guarantee
- 24/7 customer support
Cons:
- Higher pricing compared to smaller providers
- Longer installation times in some areas
💰 Price: Starts from £350 per month for 100Mbps
✅ Best for: fast installation
Pros:
- Competitive pricing on 100Mbps-1Gbps packages
- Fast installation (typically 30 days)
- Strong customer service ratings
Cons:
- Limited availability in some rural areas
- Higher costs for shorter contracts
💰 Price: From £300 per month for 100Mbps
✅ Best for: SMEs
Pros:
- Affordable pricing with flexible contracts
- Great for SMEs looking for cost-effective solutions
- High reliability with 99.99% uptime guarantee
Cons:
- Customer service can be inconsistent
- Limited high-speed (10Gbps) options
💰 Price: From £250 per month for 100Mbps
✅ Best for: budget-friendly solutions
Pros:
- One of the most affordable leased line providers in the UK
- Good value for small businesses
- Flexible contract options (12, 24, or 36 months)
Cons:
- Customer support response times can be slow
- SLAs are not as strong as BT or Virgin
💰 Price: From £200 per month for 100Mbps
✅ Best for: high-performance connectivity
Pros:
- Enterprise-grade leased lines with speeds up to 100Gbps
- Exceptional customer service
- Premium network security features
Cons:
- Higher price point than most competitors
- Better suited for large enterprises, rather than SMEs
💰 Price: From £400 per month for 100Mbps
Which Leased Line Provider Is Best for Your Business?
| Provider | Best For | Starting Price (100Mbps) |
|---|---|---|
| BT Business | Large enterprises | £350+ per month |
| Virgin Media | Fast installation | £300+ per month |
| Vodafone | Small to medium businesses | £250+ per month |
| TalkTalk | Budget-friendly options | £200+ per month |
| Colt | Enterprise-level performance | £400+ per month |
How to choose the best provider?
- If budget is your main concern, we think TalkTalk Business is the most affordable.
- If you need fast installation, we think Virgin Media Business is the best option.
- If you require premium reliability, BT Business or Colt Technology Services are going to be your top choices.
- If you’re an SME looking for value, Vodafone Business offers pretty competitive pricing!
Our final thoughts…
We think that the best leased line providers are different for each business, and the right one for your business depends on your budget, location, and speed requirements. Whether you’re a small startup or a large corporation, we suggest comparing your options carefully as this can save you money while ensuring the best internet performance.
Get a Quote Today
Want to find the best leased line deal in the UK? Compare providers now and secure a fast, dedicated connection for your business!
Read more about leased lines below:
| Leased Lines vs Business Broadband |
| Leased Line Costs |
| Leased Lines for SMES |
| Leased Line Providers |