UK Open page help: Odds Portal lists all upcoming UK Open darts matches played in World. "B's" column indicates number of bookmakers offering UK Open betting odds on a specific darts match. Columns 1, X and 2 serve for average/biggest UK Open betting odds offered on home team to win, draw and away team to win the UK Open match. The top line of upcoming matches table (Darts - World - UK Open) lets you click-through to higher categories of Odds Portal betting odds comparison service.