Average salary for a Phlebotomist in London, UK is £23,567 per year. Salaries typically start from £19,500 and go up to £30,000. The average salary range for a Phlebotomist is between £21,000 and £25,125. Salary estimates are based on 171 salaries submitted anonymously to Glassdoor by Phlebotomists in London, UK.