To bet on the World Series, you choose between two kinds of markets: a futures bet on which team wins the championship, which stays open through every playoff round, and bets on the World Series itself once the two pennant winners are set, including the series winner, each game's moneyline, run line and total, player props and the World Series MVP. The 2026 World Series begins Friday, October 23, at the home park of the pennant winner with the better regular-season record. Here is how the odds work, how they differ from pennant odds, and how to hedge a live futures ticket.
How World Series odds work
World Series odds are a futures market: every team still alive gets a price to win the championship, and the bet settles only after the final out of the World Series. A team at +400 pays $400 profit on a $100 bet, and a team at -150 asks you to risk $150 to win $100.
The fastest way to read any futures price is to turn it into a percentage. A +400 price implies a 20% chance, because 100 divided by 500 is 0.20. A -150 price implies 60%. The implied probability calculator does the conversion for any number. Add up every team's implied chance on a board and the total runs over 100%. The amount above 100 is the margin, the cost of betting that board.
World Series prices move after every game, as each elimination hands that team's share of the probability to the teams still alive. The live World Series and pennant odds board refreshes hourly and shows each price next to its implied chance, so this guide does not print numbers that would be stale by tonight.
Pennant odds vs World Series odds
Winning the pennant means winning your league: the American League Championship Series or the National League Championship Series. The pennant winner goes to the World Series. That makes a team's pennant price the first half of its World Series price, and it is why the World Series price is always longer.
The relationship is simple multiplication. If you think a team has a 40% chance to win its pennant and a 50% chance to beat whoever comes out of the other league, its World Series chance is 40% times 50%, or 20%. Fair odds on that are +400. If the posted World Series price sits well shorter than your number, the pennant price may be the better way to back the same team, because it does not ask you to be right about an opponent you have not met yet.
The bracket shapes those paths. In 2026 the Dodgers and Brewers in the National League and the Rays and Guardians in the American League earned first-round byes, so they need to win three series to take the title. Every other team starts in the best-of-three Wild Card Series, which runs September 29 to October 1 with all games at the higher seed: Phillies at Braves, Cubs at Padres, White Sox at Astros and Red Sox at Yankees. Those teams need four series wins. The broader playoff markets, from short-rest starters to bullpen usage, are covered in our guide to betting the MLB playoffs.
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Betting the World Series matchup
Once the Division Series (October 3 to 10) and the League Championship Series (the NLCS starts October 11 and the ALCS October 12) are done, two teams remain and a new set of markets opens.
- Series winner. A two-way price on which team wins four games first. The World Series uses a 2-3-2 format, so the team with the better regular-season record hosts Games 1, 2, 6 and 7. How a single-game edge compounds into a series price, and why the likeliest result is usually not a sweep, is worked through in MLB playoff series odds explained.
- Game moneyline. Who wins one game. Each game is priced on that night's starting pitchers, so Game 1 and Game 4 between the same two clubs can carry very different numbers.
- Run line. Baseball's point spread, almost always 1.5 runs. The favorite at -1.5 must win by two or more, and the underdog at +1.5 covers with a win or a one-run loss.
- Total. Combined runs by both teams, over or under a posted number. Extra innings count toward the total. The regular-season automatic runner does not apply in the postseason.
World Series props and the MVP market
Player props price one player's line in one game: hits, total bases, home runs, and strikeouts or outs for a starting pitcher. A strikeout line assumes a normal outing, and in a tight October game a manager can go to the bullpen early, a risk the over bettor carries.
The World Series MVP market is a futures market on one player. The award has been presented since 1955 and was renamed the Willie Mays World Series MVP Award in 2017. It almost always goes to a player on the winning team. Bobby Richardson of the 1960 Yankees is the only MVP from a losing club. That makes an MVP price a combined bet: the team has to win, and that player has to be the story of the series. Before you bet an MVP price, compare it with the team's World Series price. A player can never be more likely to win MVP than his team is to win the series.
How to hedge a World Series ticket
A hedge is a bet on the other side of a ticket you already hold, placed to lock in profit whatever happens.
Say you bet $50 on a team at +800 to win the World Series, and it makes it. The ticket now returns $450 if that team wins. Say the other team is +110 to win the series. This is an illustration, not a current price. You have three choices: let it ride, hedge part of it, or hedge all of it.
Net profit in each outcome. The more you hedge, the more of your $400 upside you trade for a result that is locked in either way.
The full hedge divides the ticket's $450 return by the opponent's decimal odds of 2.10, which gives $214.29. Win or lose, you finish about $186 ahead. The hedge calculator runs this for any stake and price, including partial hedges.
A hedge is a new bet, so any margin in its price is a cost you pay to reduce risk. You also do not have to hedge the whole series at once. Some bettors hedge game by game, which keeps more upside if the series goes their way early.
World Series betting FAQ
How do you bet on the World Series?
You bet on the World Series either with a futures bet on the eventual champion, open until the series ends, or with bets on the matchup once it is set, such as the series winner, a game's moneyline, run line or total, player props or the MVP. Convert each price to an implied chance before you bet so you can compare it with your own number.
When does the 2026 World Series start?
The 2026 World Series starts Friday, October 23, with Game 1 at the home park of the pennant winner with the better regular-season record. The series is a best of seven in a 2-3-2 format, so that team also hosts Games 2, 6 and 7.
What is the difference between pennant odds and World Series odds?
Pennant odds price a team to win its league and reach the World Series, while World Series odds price it to win the championship, so the World Series price is always longer. A team's World Series chance is roughly its pennant chance multiplied by its chance to beat the other league's champion.
Do extra innings count in World Series bets?
Yes, extra innings count for full-game World Series bets, including the moneyline, run line and total. The automatic runner used in regular-season extra innings does not apply in the postseason, so extra innings are played under standard rules.
A World Series futures price stacks two uncertainties, the pennant and the final, and any margin in the price stacks with them. On BettorEdge community odds you set your own price on the series, a game or a hedge and match it against another real bettor, with no house margin built in. Open BettorEdge and get this price for real, peer-to-peer.
Betting the MLB postseason
This is what a no-house market looks like.
BettorEdge is a betting exchange: you bet against other people, not a sportsbook. No juice baked into the price, and no limits for winning.