Are there any LLB's that allow you to take exams as you study each subject? Something similar to Heriot-Watt/EBS MBA model.
Have you looked into Kaplan? I know they offer bachelors in legal studies, don't know if it's actually an LLB.
The University of London's LLB allow you up to eight years to complete the degree. If you already have an undergraduate degree, then you can complete the LLB by taking only 9 courses. Here's the URL: LLB and Diploma in Law - University of London LLB - External System - Key points