Home > How much does it cost to have thread veins treated? > How much does it cost to have thread veins treated? How much does it cost to have thread veins treated? Home > How much does it cost to have thread veins treated? > How much does it cost to have thread veins treated? The best treatment for thread veins is a procedure called Microsclerotherapy. The cost of Microsclerotherapy is £300 + VAT per session. Patients may require more than one session and so total cost depends on how many veins you initially present with and how well they react to treatment.