The World Cup is the biggest sporting event in the world, and this is no lack of betting options for the tournament. There are many different bets you can make from quarterfinal betting to betting on the groups. One of the more popular bets is the semifinals odds bet. In this bet, you bet on a team, and if they advance to the semifinals, you will win the bet. Making the Semis Once the groups are over there is the Round of 16, which is also called the knockout stage. It is called this, as the 16 teams in the stage are in a single elimination bracket and teams have to win two matches in order to reach the semifinals. The winner odds for the semifinals bet will change leading up to the tournament and during it as well depending on how the teams are doing. 2018 World Cup Semi Final Odds If you look at any reputable sportsbook such as Bodog, Intertops, and Sports Interaction you will see that Brazil has the best semifinals betting odds followed by France, Spain, and Argentina. Here is the table below are the semifinals odds at a few of the more reputable sportsbooks online today.