US Open Betting Sites

Written by Glenn Roberts

Glenn Roberts

Glenn is a sports lover and writes about Soccer and American Football. He also covers reviews of bookmakers, betting apps and deposit or withdrawal methods that players can use at online sportsbooks.

, | Updated: July 24, 2026

Read our expert reviews of reputable and regulated US Open tennis betting sites. Each bookmaker has been thoroughly assessed by our team using a real-money account.

1. 

   MyBookieRating: 4.9 ★

2. 

   BovadaRating: 4.8 ★

3. 

   XBetRating: 4.7 ★

4. 

   EverygameRating: 4.6 ★

5. 

   BetUSRRating: 4.5 ★

6. 

   VaveRating: 4.4 ★

If you are looking for somewhere to wager on the US Open, you are in the right place. Below, we have compiled an up-to-date list of trustworthy and secure US Open betting operators.

US Open Betting Sites Ranked by Trustpilot Rating

Comparison of US Open Betting Sites

Top 9 US Open Betting Bookies

1. 22Bet

   

   Bet Now Review

   Licenses

   Kahnawake Gaming Commission (#00882);Curacao Gaming Authority (OGL/2024/590/0758)

   Min Deposit

   • $10 for MiFinity; • 0.001 BTC for Bitcoin; • $11.64 for most other methods

   Min Withdrawal

   Depends on payment provider

   Withdrawal Time

   • Cryptocurrencies - 24 hours • E-wallets - 15 minutes • Credit and debit cards - up to 7 business days

   Deposit Methods

   

   Sponsorships

   N/A

   Contact Details

   Live Chat: Yes email: support-en@22bet.com Phone: +357 99 816806
   

   

   Chart loading...
   • An abundance of live tennis events
   • Competitive odds for premier and lesser-known tennis tournaments
   • A wide variety of deposit and withdrawal options
   • Website available in more than 60 languages
   • Full and partial Cash Out
   • Edit Bet and Quick Bet features

   With a truly global presence in the sports betting industry, 22Bet offers an impressive number of languages, currencies, and local payment methods. In addition, the operator has a minimum deposit requirement of just $1. Overall, the brand is an excellent choice for tennis betting fans, especially those following the US Open.

   Established in 2017, the company has secured regulatory approval from the Curaçao Gaming Control Board and the Kahnawake Gaming Commission. Besides supporting a broad range of payment processors, 22Bet offers a solid selection of cryptocurrencies, including Bitcoin, Litecoin, and Ethereum.

   The 22Bet live betting section is equally impressive. The Quick Bet option allows bettors to place a live wager with a single click. Edit Bet and partial and full Cash Out features are also available.

   Tennis bettors will find a wide variety of markets, including Handicaps, Totals, Outrights, and accumulator bets. Combining multiple tennis selections can provide higher potential returns in exchange for greater risk.

   The website is easy to navigate on mobile devices, and there is also a native mobile application for iOS and Android. Customer support is available 24/7 by telephone, live chat, and email.

2. bet365

   

   Visit Review

   Licenses

   • UKGC (#055148-R-331498-001)
   • MGA (#MGA/CRP/531/2018)
   • Government of Gibraltar (#076)
   • Alcohol and Gaming Commission of Ontario (AGCO) +10 jurisdictions (including US states)
   • Kansspelautoriteit (1690)

   Min Deposit

   $/€5-10

   Min Withdrawal

   $/€5-10

   Withdrawal Time

   Cards, E-wallets, Paysafecard: 1-4 hours; Apple Pay: instant; Wire Transfer: 1-2 banking days

   Deposit Methods

   

   Sponsorships

   UEFA Champions League

   Contact Details

   Live Chat: Yes; Email: support.eng@customerservices365.com; Phone: 00 800 1236 5365
   

   

   Chart loading...
   • Bet Builder feature
   • Edit Bet option
   • Partial and Auto Cash Out
   • Bet Alerts
   • Quick Bet
   • Live streaming

   bet365 is a leading provider of tennis betting, featuring competitive odds, numerous markets, and a wide range of features. The minimum deposit for most payment methods is €5, while wire transfers require €100. The operator supports a wide range of payment processors that can be filtered according to the bettor’s jurisdiction.

   The bet365 platform offers comprehensive tennis coverage, from Grand Slam events to ITF and Challenger tournaments.

   Its extensive selection of betting features provides bettors of all experience levels with a seamless wagering experience. The Bet Builder feature at bet365 lets tennis bettors construct a wager by combining up to six selections from a single match. Bet Builder is available for tennis matches, although prominent events naturally provide a wider selection of markets. For Grand Slam tournaments, including the US Open, bettors may include options such as Player to win two sets and Set 1 correct score group.

   The Edit Bet functionality gives bettors greater control and flexibility by allowing them to add, swap, or remove selections.

   Other useful features available on the bet365 platform include Bet Alerts and Quick Bet. In addition, live streaming is available to registered users.

3. 20Bet

   

   Bet Now Review

   Licenses

   Curaçao Gaming Authority (OGL/2024/590/0758) Kahnawake Gaming Commission (#00882)

   Min Deposit

   • $21 - Bitcoin; • $10 - Other Methods

   Min Withdrawal

   $/€10

   Withdrawal Time

   • E-wallets - 12 hours • Cryptos - 24 hours • Credit/debit cards - 7 business days

   Deposit Methods

   

   Sponsorships

   N/A

   Contact Details

   Live Chat: Yes email: support@20bet.com Phone: N/A
   

   

   Chart loading...
   • A wide range of live betting options, including Quick Bet
   • Full and partial Cash Out
   • A broad selection of payment methods
   • Cryptocurrencies accepted
   • Betting rules
   • Statistics

   The 20Bet sportsbook has been in operation since 2020 and holds licenses from the Curaçao Gaming Control Board and the Kahnawake Gaming Commission. Although it is a relatively new participant in the sports betting industry, 20Bet has attracted many bettors with its user-friendly interface and attractive odds.

   20Bet is a strong option for tennis wagering. The operator is particularly suitable for betting on the US Open, offering an extensive selection of markets and competitive odds. Outright betting options on the US Open and the other Grand Slam tournaments are available to 20Bet customers. Additional bet types such as Handicaps, Totals, and Match Winner make the platform suitable for bettors of all experience levels.

   The live betting zone at 20Bet includes various features designed to improve the wagering experience. The Quick Bet feature allows bettors to select live odds for a tennis event and open a bet slip, while the Cash Out functionality is available in full and partial modes.

   Simple and intuitive website navigation also enhances the overall experience. Bettors can fund their accounts using a range of payment methods that vary by jurisdiction.

4. Betway

   

   Bet Now Review

   Licenses

   • UKGC (#000-039372-R-319367)
   • MGA (#MGA/B2C/130/2006)
   • GGL (#RPDA-Dez. III. 34-73c 38.01/8-2019/13)
   • Western Cape Gambling and Racing Board (#10181496-010)
   • The Irish Revenue Commissioners (1010156)
   • Alcohol and Gaming Commission of Ontario (AGCO)
   • Alderney Gambling Contorl Commission (AGCC)

   Min Deposit

   $/€10

   Min Withdrawal

   $/€10

   Withdrawal Time

   • E-wallets - up to 24 hours • Debit cards and bank transfers - 2 business days

   Deposit Methods

   

   Sponsorships

   Arsenal FC, Chelsea FC, Manchester City FC, Brighton & Hove Albion FC, Atletico Madrid FC

   Contact Details

   Live Chat: Yes; Email: support@betway.com; Phone: varies according to country
   

   

   Chart loading...
   • A betting brand with a global presence
   • Full and partial Cash Out
   • Statistics and betting blog
   • BetYourWay Builder
   • Share-a-Bet
   • Live streaming

   Betway is a global provider of online betting services, holding licenses from two respected gambling regulators, the UK Gambling Commission and the Malta Gaming Authority. These licenses provide regulatory oversight of the operator’s services.

   Registered Betway users can access extensive tennis betting coverage. The site provides odds on tournaments from the ATP and WTA tours, along with the four Grand Slam events. Bettors can choose fractional, decimal, or American odds.

   Tennis bettors are not limited to pregame markets. They can access a variety of in-play betting opportunities throughout the year.

   The Betway app provides a convenient mobile betting solution and access to the operator’s tennis markets and features.

   In addition to its range of markets and tournaments, Betway provides betting tips and analysis. Statistics, tennis tips, and detailed market analysis are available through Betway Insider.

   The BetYourWay and Share-a-Bet features provide bettors with additional wagering options.

5. 888sport

   

   Bet Now Review

   Licenses

   • UKGC (#039028-R-319297-012)
   • MGA (#MGA/CRP/543/2018)
   • Government of Gibraltar (#112 and #113)
   • Alcohol and Gaming Commission of Ontario (AGCO)

   Min Deposit

   $/€10

   Min Withdrawal

   $/€10

   Withdrawal Time

   • Visa and Apple Pay: up to 6 days • E-wallets and Rapid Transfer: 2-3 days • Wire transfer: 5-8 days

   Deposit Methods

   

   Sponsorships

   National Football League (NFL), Dundalk Football Club, Cardiff City FC

   Contact Details

   Live Chat: Yes; Email: support@888sport.com; Phone: N/A
   

   

   Chart loading...
   • Multiple licenses from international and local gambling regulators
   • Bet Builder feature
   • Cash Out
   • A large selection of pregame and in-play tennis markets
   • Live streaming
   • Live heat map and in-play statistics

   Online since 2008, the 888sport sportsbook has provided betting opportunities to bettors around the world. Its tennis coverage makes the website a potential betting hub for the US Open tournament.

   Along with licenses from the UKGC and the MGA, the brand holds local certificates from Italy, Spain, and Sweden. Its operations are based on transparency and integrity.

   The brand’s offering covers more than 40 sports, with tennis among its popular betting disciplines.

   The operator provides various tennis markets, such as To win the match, First set winner, Set handicap, and Second set winner. Upcoming tennis competitions are organized by country and tournament, helping bettors find specific matches easily. Whether an upcoming event is part of the ATP Tour, WTA Tour, or Grand Slam calendar, bettors can find a selection of odds.

   Mobile betting is available through the native mobile app, which features Touch ID. Bettors can save favorite matches by selecting the star symbol. When placing live bets, they can also use the live heat map and in-play statistics.

   Overall, 888sport is worth considering when comparing US Open betting odds.

6. MyBookie

   

   Bet Now Review

   Licenses

   No official license information

   Min Deposit

   • $20 - cryptocurrencies; • $45 - cards; $100 - P2P

   Min Withdrawal

   • Bitcoin - $25; • Other methods: $100

   Withdrawal Time

   • Bitcoin - 24 hours; • Bank Wire - 5 to 7 business days

   Deposit Methods

   

   Sponsorships

   N/A

   Contact Details

   Live chat: Yes;Email: help@mybookie.ag;Phone: 844-866-BETS (2387)
   

   

   Chart loading...
   • Extensive live betting options
   • News blog
   • Props Builder
   • Player statistics and news
   • Fast cryptocurrency withdrawals
   • A broad range of in-play markets

   MyBookie is a provider of sports betting services serving the US market. It offers odds on major sporting events worldwide, including the US Open. Whether bettors are interested in a major tennis tournament or a lesser-known event, they can find various options in MyBookie’s sportsbook. The site also provides a selection of in-game betting markets.

   Customers can fund their betting accounts using methods such as card payments, P2P transfers, and several cryptocurrencies, including Bitcoin, Bitcoin Cash, Litecoin, and Ethereum. Withdrawals can be processed through bank wires or Bitcoin.

   Tennis fans can choose from various pregame and in-play markets and tournaments. Odds for the ATP, ATP Challenger, and the Grand Slam tournaments are available. MyBookie also offers US Open outright bets. Bettors can select from three popular odds formats: American, decimal, and fractional.

   Overall, MyBookie emphasizes convenient deposits, fast withdrawals, and accessible customer care. The company’s support department is available 24/7 through live chat, phone, and email.

7. Bovada

   

   Bet Now Review

   Licenses

   The Union of the Comoros

   Min Deposit

   •$10 - MatchPay; •$20 - card payments; •$50 - Direct Bank Transfer; •0.0001 BTC - Bitcoin; •0.001 BCH - Bitcoin Cash; •0.2827 BSV - Bitcoin SV; •0.01 LTC - Litecoin; •0.002 ETH - Ethereum; •5 USDT - USD Tether; •0.0002 BCL - Bitcoin Lightning

   Min Withdrawal

   •$75 - Bitcoin; •$10 - MatchPay, Voucher, Litecoin, Bitcoin Cash, Bitcoin SV, Bitcoin Lightning; •$50 - Ethereum, USD Tether; •$250 - Check by Courier; •$1,500 - Bank Wire

   Withdrawal Time

   • Bitcoin - Up to 24 hours • Bitcoin Cash, Ethereum, Tether, and Litecoin - Up to 1 hour • Check by Courier - Approximately 10-15 Business Days • Bank Wire - Approximately 10-15 business days

   Deposit Methods

   

   Sponsorships

   N/A

   Contact Details

   •Live Chat: Yes •Email: service@bovada.lv •Phone: N/A
   

   

   Chart loading...
   • A detailed tennis betting guide for novice bettors
   • Tennis props, futures, and parlay bets
   • Props Builder
   • A range of cryptocurrency payment options
   • Cash Out functionality
   • A comprehensive live betting section

   Bovada has maintained a significant presence in online betting since 2011. The operator aims to provide bettors with a reliable experience in a safe and trustworthy environment. Bovada offers a broad selection of markets covering various North American sports.

   Tennis is also part of the sportsbook’s catalog, with numerous tournaments and competitively priced markets. In addition to the Majors, tennis betting enthusiasts will find many other tennis events available for wagering.

   From straightforward moneyline bets and totals to higher-risk parlay bets, Bovada provides options for bettors of different experience levels. When one player is heavily favored, bettors may consider Handicap markets. Tennis Props and Futures are also available. The convenient bet slip makes it easy to assemble a tennis parlay.

   The operator combines several useful features, including Props Builder and a Cash Out option. Its live betting section provides additional wagering opportunities.

   American odds are displayed by default, but bettors can quickly switch to decimal or fractional formats.

8. Tonybet

   

   Bet Now

   Licenses

   • The Estonian Tax and Customs Board (#HKL000393, HKT000016, HKL000098, HKT000015)
   • Kahnawake Gaming Commission
   • Dutch Gaming Authority (1729)
   • Ireland Revenue Commissioners (1017899)
   • Alcohol and Gaming Commission of Ontario (AGCO)

   Min Deposit

   $/€10

   Min Withdrawal

   $/€10

   Withdrawal Time

   • E-wallets - within 12 hours • Credit/Debit Cards - up to 7 business days • Cryptocurrencies - less than 24 hours

   Deposit Methods

   

   Sponsorships

   Canadian Premier League (CPL) Irish Champions Festival in Leopardstown (2024) Tony Cascarino (brand ambassador)

   Contact Details

   Live Chat: Yes email: info@tonybet.com Contact Us Form Phone: N/A
   

   

   Chart loading...
   • Alternative tennis handicaps
   • Cash Out feature
   • Edit Bet option
   • Live streaming
   • Quick Bet feature
   • Fast withdrawals

   Founded in 2003 as Omnibet, TonyBet was rebranded a few years later and has since grown into a globally recognized sports betting operator. The company holds licenses from the Estonian Gaming Authority and the UK Gambling Commission.

   The operator’s betting selection includes a broad range of live and pre-match markets across popular sports. Tennis is one of the prominent disciplines on TonyBet’s website, and bettors can choose from markets such as Total Games, Game Handicaps, and Correct Score. Alternative handicaps are also available for selected tennis tournaments.

   Top events are easy to locate in the left-hand column, while the betting markets are displayed centrally. Users can choose from four display modes and six different odds formats.

   TonyBet provides several features designed to create a seamless betting environment. Bettors have access to Cash Out, Edit Bet, and Quick Bet. Live streaming is also available for many of the sports included in its product offering.

9. BetOnline

   

   Licenses

   Panama Gaming Control Board

   Min Deposit

   •Cards - $25; •Crypto - $10; •Money Orders - $300; •P2P - $100

   Min Withdrawal

   •Crypto - $20; •Wire Transfers and Courier Checks - $500; •P2P - $50; •Money Orders - $1,000

   Withdrawal Time

   •Wire Transfer - up to 15 days; •Courier Checks - Up to 15 days; •Crypto - 1 to 24 hours; •Money Orders - 7 days

   Deposit Methods

   

   Sponsorships

   La Liga Legacy Fighting Alliance (LFA) Matchroom Sport Golden Boy

   Contact Details

   Live Chat: YesEmail: help@betonlinecs.agPhone: 1-888-426-3661
   

   

   Chart loading...
   • High credit card acceptance
   • High betting limits
   • Futures bets on the US Open and other Grand Slams
   • Quick Bet
   • Build Market
   • Multiview feature

   BetOnline is a reputable online betting destination with more than 25 years of experience in the industry. Its revamped website features a clutter-free design and simple navigation.

   The operator supports various payment methods, including credit and debit cards, person-to-person transfers, and wire transfers. As a cryptocurrency-friendly sportsbook, BetOnline accepts digital currencies such as Bitcoin, Bitcoin Cash, Cardano, Dogecoin, Ethereum, Litecoin, and Ripple.

   The sportsbook provides odds on various tennis tournaments throughout the year. Whether a match is part of the ATP Tour, WTA Tour, ATP Challenger Tour, or one of the Grand Slams, bettors can find a selection of markets and odds.

   Both the pre-match and in-play sections include betting features such as Quick Bet, Build Market, and Multiview.

   The Multiview feature allows bettors to monitor and wager on several matches at once, while Quick Bet makes placing a wager faster and easier.

   BetOnline also provides a Stats Center containing useful betting information and recent trends. Overall, the operator offers fast payouts, competitive odds, and accessible customer care.

US Open Betting Overview

The four Grand Slam tournaments attract more prestige, media coverage, and elite athletes than any other tennis competitions. The US Open is chronologically the fourth and final event on the Grand Slam calendar, following the Australian Open, the French Open, and Wimbledon. It begins each year on the last Monday of August and spans two weeks. Originally known as the U.S. National Championship and first played in 1881, it is one of the oldest tennis tournaments in the world.

Since 1978, the US Open has been played on acrylic hard courts at the USTA Billie Jean King National Tennis Center in Flushing Meadows-Corona Park in Queens, New York City. The national governing body for tennis in the United States, the United States Tennis Association, owns and organizes this prestigious event.

US Open Tournament and Betting Info

Before reviewing our list of top-performing US Open betting brands, let us explore the Grand Slam’s rules, playing surface, betting markets, and the factors that influence match results. As the final Grand Slam of the tennis season, the US Open is eagerly anticipated by fans and bettors worldwide.

US Open Rules and General Information

In terms of structure, the US Open does not differ substantially from the other Grand Slams. Each singles main draw comprises 128 players, resulting in numerous matches and plenty of wagering opportunities. Singles finalists must win all seven matches played over two weeks.

The US Open championships use either a best-of-three-set or best-of-five-set format. Women’s singles and both doubles events are played in a best-of-three format, in which athletes must win at least two of the three sets. As at the other Grand Slams, the best-of-five format is reserved for men’s singles.

The US Open was the first Grand Slam to introduce the tiebreak to professional tennis in 1970. To establish consistent rules across elite tennis, the Grand Slam Board announced in March 2022 that a 10-point tiebreak would be played at 6-6 in the final set. The first player to reach 10 points must lead by at least two. This rule also applies to the Australian Open, French Open, and Wimbledon.

US Open Playing Surface

Tennis is unique because it can be played on a variety of materials. The main categories of tennis court surfaces are grass, clay, acrylic hard courts, and synthetic hard courts. Each surface has distinct characteristics that affect athletes’ playing styles.

The US Open has been contested on acrylic hard courts since 1978. This type of surface is faster than clay but slower than grass. In addition to its moderate speed, it produces a high yet fairly predictable bounce. Acrylic hard courts feature an acrylic layer over an asphalt or concrete base.

Like other surfaces, acrylic hard courts demand specific skills, and certain playing styles perform better on them. In general, hard courts accommodate multiple styles and tend to level the playing field. Most US Open participants employ a baseline style.

US Open Betting Markets

Most modern online sportsbooks offer dedicated US Open betting markets. However, the difference between the selection provided by a top US Open betting site and that of a sportsbook with limited tennis coverage can be significant. When searching for the best US Open betting sites, we look for the widest possible range of markets.

1. Outright Bets and Match Result Bets

   Both categories involve picking a winner. Outright bets involve selecting the winner of the entire tournament, while the Match Result market covers a single match. Outright bets can be placed well before the tournament begins. The earlier an outright wager is placed, the more attractive the odds may be, although they adjust as the tournament unfolds.

   The Match Result bet is the most straightforward and popular option. Bettors simply choose which player will win a particular match.

2. Handicap Bets

   Handicap bets balance the players’ chances in betting terms by giving an advantage to the underdog and applying a handicap to the favorite. This variation can make wagering on the underdog more appealing. It also allows tennis bettors to back either side at odds that may be more attractive than those in Match Winner markets.

3. Totals

   With US Open Totals markets, bettors can wager on aspects such as the total number of games or sets. For example, in best-of-three events such as women’s singles, a bookmaker may offer Under 2.5 or Over 2.5 sets. The winner is irrelevant in Totals markets because the focus is on the match’s duration.

4. In-Play Bets

   In-play or live betting is a key feature of top-ranked US Open betting sites. Bettors can choose from various live markets after a match has started. Whether wagering on the match winner, correct score, or total games, good US Open sites offer competitive odds that fluctuate to reflect the on-court action.

5. Other Betting Markets

   Additional opportunities include Quarter Winner, To Reach the Final, Tiebreak Yes/No, and Name the Two Finalists. Various accumulator betting options are also available, providing enhanced odds in exchange for greater risk.

Factors to Consider When Betting on the US Open

Several factors should be identified and assessed before betting on tennis. While these considerations apply to most matches, certain details are especially relevant to the US Open.

1. Playing Surface

   As noted, the playing surface significantly influences results. Professional players often record markedly different performances and statistics on each surface. Even icons such as Novak Djokovic, Rafael Nadal, and Roger Federer have clear surface preferences that affect their performance. Bettors should examine the available statistics and use them to make informed decisions.

2. Current Form

   In addition to surface preferences, current form is crucial. Recent results can help bettors assess a player’s performance and identify positive or negative trends before placing a wager.

3. Head-to-Head Records

   Past results against specific opponents also matter. Closely contested rivalries, such as the one between Novak Djokovic and Rafael Nadal, demonstrate why bettors should examine both overall and Grand Slam head-to-head records.

4. Players’ Fatigue and Recent Injuries

   The US Open is the last of the four Grand Slam events. Fatigue accumulated over a long season, along with recent injuries, can be decisive. Before betting on any player or market, check the latest statistics and news.

Picking a Good US Open Betting Site

1. Available Deposit and Withdrawal Methods

   As readers will see in the next section, the range of banking methods supported by a bookmaker is vitally important. A wide selection allows customers to choose the most convenient and secure option.

2. Regulatory Bodies

   US Open betting brands licensed by respected gambling authorities provide a regulated betting environment. Depending on the jurisdictions in which they operate, these brands hold licenses from different regulators. This oversight gives bettors greater confidence when sharing personal and financial information.

3. Variety of Betting Markets

   As mentioned, quality US Open betting sites offer a broad range of markets. A worthwhile sportsbook should provide a comprehensive selection at competitive odds.

4. Betting Features

   From live betting and live streaming to tools such as Bet Builder and Cash Out, operators offer numerous features designed to improve the wagering experience. Comprehensive statistics and betting tips can also be valuable resources.

5. Mobile Compatibility

   An increasing number of bettors prefer wagering on the go using mobile devices. Modern operators recognize this trend and strive to provide seamless mobile betting solutions.

FAQ

1. What tournaments did the US Open include originally?

   As one of the oldest tennis championships, the US Open dates back to 1881. The first edition featured only men’s singles and doubles events. Six years later, women’s singles was added. Women’s doubles joined the program in 1889, followed by mixed doubles in 1892.

2. What is the longest match played at the US Open?

   The longest match at the US Open occurred in 1992. American Michael Chang faced Sweden’s Stefan Edberg in a semifinal that lasted 5 hours and 26 minutes. The longest women’s singles match took place in 1898 and spanned 51 games, with Juliette Atkinson defeating Marion Jones.

3. What was the US Open’s playing surface before acrylic hard courts?

   Grass was the original US Open surface and remained in use until 1974. The tournament then switched to clay for three years. Since 1978, it has been played on acrylic hard courts. Jimmy Connors is the only player to win titles on all three surfaces, while Chris Evert captured women’s singles titles on both clay and hard courts.

4. What are the top five most popular tennis betting markets?

   Five of the most popular tennis betting markets are Match Winner, Set Betting, First Set Winner, Handicaps, and Totals.

5. What are US Open Futures Bets?

   US Open Futures bets allow bettors to wager on the Grand Slam before it begins, with odds remaining available as the tournament progresses. Also known as Outright or Tournament Winner bets, futures markets for the US Open and the other three Grand Slams are offered year-round. Bettors may back multiple players, provided they calculate their stakes carefully.