Here's a look at the updated Las Vegas betting odds on the favorites to win it all Vegas MLB Betting Favorites to Win World Series & Future Predictions Mets. Tigers. Braves. A's. Reds. White Sox. Giants. Phillies. Padres. Here are odds for all 30 MLB teams to win the title at the Westgate Las Odds to win World Series San Francisco Giants, , XX. Interestingly it's the San Francisco Giants receiving the most tickets and money to win the World Series at William Hill US. Other popular bets to win are.