Best Sports Betting Sites & Online Sportsbooks May 2024

1. BetMGM: BetMGM Sportsbook is the top-rated betting site with the large selection of odds, frequent all-user promos and unique boosted odds.
2. Caesars Sportsbook: Known for having the widest selection of daily odds boosts, Caesars Sportsbook is a go-to option for many bettors when it comes to NBA and MLB odds.
3. Fanatics Sportsbook: The newest online sportsbook to hit the scene, Fanatics Sportsbook offers an exciting "FanCash" rewards system that allows users to redeem Fanatics gear and apparel.
4. DraftKings: DraftKings Sportsbook offers an easy-to-use betting site that frequently offers "bet and get" promos and unique parlay bonuses.
5. FanDuel: FanDuel Sportsbook gives users the chance to wager on a wide variety of sports markets with a streamlined and simple sportsbook layout.
6. bet365: bet365 Sportsbook gives users the chance to cash out earlier than other sportsbook with its sport-specific "early payout" feature. 
7. BetRivers: BetRivers Sportsbook offers some of the fastest payouts across all sports betting sites.
8. Hard Rock Bet: Hard Rock Bet combines the Hard Rock personality with a clean, exciting sports betting site. It's the only sportsbook live in Florida right now.
9. ESPN BET: Bet on all your favorite sports while taking advantage of ESPN BET's live streaming option.

Below, we will go over the best sports betting sites and online sportsbooks, including their top features, sports offered, bet types and so much more. Keep reading to learn about these online sportsbooks and the welcome offers they offer for signing up. Each of these online betting sites were reviewed by RotoWire and our team of sports betting experts.

1. BetMGM

BetMGM is one of the best U.S. sports betting sites. Using the popularity and brand recognition that MGM already had in the casino industry, BetMGM quickly attracted a large user base and partnered with many professional sports organizations. BetMGM offers lots of sports betting markets with many different bet types and sports offered, as well as customizable one game parlays.

This online sports betting site is a great option for sports bettors as it provides some of the most competitive odds to go along with top-notch ongoing promotions. 

The current BetMGM bonus code ROTOBONUS gives new users a $1,500 first bet offer. If your first wager happens to settle as a loss, BetMGM will return the lost wager to your account as bonus bets, up to $1,500. This is the largest promo code on the market right now.

BetMGM Sportsbook Features

At BetMGM, one of the most popular ways to bet is its one game parlay option. It is extremely customizable, allowing you to combine game outcomes, NBA player props, and game props from a single game into a parlay. This is one of the many reasons why BetMGM is ranked as our No. 1 online sportsbook.

You can also take advantage of BetMGM all-user promos, odds boosts, a rewards system and a number of other key sportsbook features. BetMGM is many user's first choice when it comes to football and basketball odds, making it one of our highest-rated NFL betting sites and NBA betting sites.

2. Caesars Sportsbook

Offering an easy-to-use interface and a generous loyalty program, Caesars Sportsbook is an online sports betting site that is great for new and experienced bettors alike. Caesars Sportsbook offers competitive odds, frequent all-user promotions and daily odds boosts that cannot be found at other betting sites. 

When this offer runs, new users can sign up with the Caesars Sportsbook promo code ROTO1000 to claim a first bet on Caesars, up to $1,000. If your first wager loses, you will be reimbursed for full stake of your initial wager in the form of bonus bets.

Caesars Sportsbook Features

The key feature that draws most sports bettors to Caesars Sportsbook is its expansive list of daily boosted odds. On any given day with eligible sports markets, you are likely to find a variety of different odds boosts and unique wagers.

Caesars Sportsbook is also one of the top sports betting sites when it comes to live betting. You can bet in-play on almost every sport imaginable, from the NFL and NBA, to MLB and soccer. This feature is just one of the many reasons that Caesars Sportsbook stands out as a top option for sports bettors.

3. Fanatics Sportsbook

Fanatics Sportsbook is quickly rising in popularity in the states it's available, which includes Arizona, Colorado, Illinois, Michigan, New Jersey, New York, Ohio and several others.. Explore exciting bet features, like same game parlays, betting where create your own props, live betting, and more. Seeing as Fanatics Sportsbook is currently only available in mobile app form, it has rapidly established itself as one of the best sports betting apps.

The current Fanatics Sportsbook promo code for new users unlocks up to $1,000 in total bonus bets. Register for a new account and place a $100 daily wager for the first ten days your account is active. Fanatics Sportsbook will match each of these wagers, resulting in a potential bonus bet total of $1,000. Additionally, you can claim other all-user promos and bonuses as they become available. 

Fanatics Sportsbook Features

Fanatics Sportsbook offers the same bet types and sports as the other top sports betting sites, but provides users with a sleek and simple user experience, along with some of the best recurring promos on the market. Its exclusive "FanCash" reward system is especially impressive, as it gives users the chance to exhance FanCash for real-life Fanatics gear and sports apparel.

One of the most common bet types on Fanatics Sportsbook is a teaser. This allows you to move lines in order to give yourself a better chance to cash a bet. For example, the Denver Broncos could be 3-point favorites and the Detroit Lions could be 6-point favorites, both with -110 odds. With a two-team, six-point teaser, you'll be able to shift those lines to Broncos +3 and Lions to win at -120 odds. While you sacrifice odds by doing this, it could be the reason why you cash the wager.

4. DraftKings

DraftKings Sportsbook is one of the top sports betting sites in the country. After perfecting its Daily Fantasy Sports (DFS) product, DraftKings launched its sportsbook and uses the same login information and wallet as its fantasy product. This allows its existing customers to make an easy transition to sports betting. DraftKings Sportsbook is known for its wide array of betting markets and the many promotions it offers to its users. 

The current welcome offer for new can be claimed through the DraftKings promo code. New users will get $150 in total bonus bets after signing up for a new account and wagering at least $5 -- win or lose. You can also claim additional sportsbook promos within DraftKings Sportsbook after finishing the registration and logging into your new account.

DraftKings Sportsbook Features

DraftKings Sportsbook is known for having more betting markets than other online sportsbook options. There are an endless amount of ways for sports bettors to wager on DraftKings Sportsbook, including customizable player props and game props, live betting, futures bets and many other bet choices that a large number of other sportsbooks do not offer.

DraftKings is also known for its inclusion of "No Sweat Same Game Parlays," regular parlay and odds boosts, plus a variety of unique "betting pools" and contests. The betting possibilities at DraftKings are extensive.

5. FanDuel

FanDuel is another Daily Fantasy Sports giant that created one of the best sports betting sites in the country. Currently, FanDuel Sportsbook is the most popular online sportsbook, based on market share, and ranks No. 1 in states like Virginia, Pennsylvania, New Jersey and others. With many exciting partnerships with sports personalities and unique promotions offered daily, it's no wonder that FanDuel Sportsbook is the top choice amongst American sports bettors. 

New FanDuel users can unlock $150 in bonus bets with a winning $5 first bet when they register for an account with the FanDuel promo code. Beyond the initial welcome offer, this online sportsbook gives sports bettors many more promotional options.

FanDuel Sportsbook Features

Similar to DraftKings, one of the main reasons FanDuel is so popular is due to its wide selection of bet types, odds, markets and betting tools. You can wager on everything from pro football to table tennis. FanDuel is routinely considered user's first choice when it comes to things like college basketball betting and college football betting.

FanDuel Sportsbook offers some of the most user-friendly and creative promos to its users as a way to reward them for staying loyal to the brand. For example, users can unlock additional bonus bets during baseball season with "FanDuel Dinger Tuesdays." It's also wise to check the FanDuel betting site daily to see what type of promos and boosts are available.

6. bet365

bet365 has lots to offer sports bettors, including many exciting promotions, parlay bonuses, and a great welcome offer. Globally, bet365 is the most popular betting site out there. However, it is currently available in a limited number of U.S. states, a list that includes Arizona, Colorado, New Jersey, Ohio, Iowa, Louisiana, Indiana, Kentucky, North Carolina and Virginia.

The bet365 bonus code ROTOWIRE, which can be claimed through the promo code link below, is one of the best in the sports betting industry. Earn a First Bet Safety Net worth up to $1,000 in bonus bets when you sign up today. 

bet365 Sportsbook Features

bet365 Sportsbook offers odds and wager types on all main sports, including NFL, NBA, MLB and more. bet365 also allows users to cash out on bets early, a betting feature that continues to become more and more popular. This early payout feature is a key reason bet365 is consistently ranked as one of the best NHL betting sites and MLB betting sites.

bet365 also offers boosted odds, more all-user promos and live streaming on select games and sports.

7. BetRivers

BetRivers is another online sportsbook on the rise, and it's mainly because of the quality of the sportsbook. A large variety of bet types and sports are available at BetRivers. And once you do place bets, you can also take advantage of its great loyalty program, called iRush Rewards.

Sign up with the BetRivers bonus code SPORTS to get a $500 Second Chance Bet. If the first bet you place after creating an account loses, you'll be reimbursed in bonus bets, up to $500. If you're in a state where BetRivers is live, it's absolutely worth your time to sign up for this outstanding site.

8. Hard Rock Bet

Hard Rock Bet, initiated in 2019 in New Jersey, has rapidly emerged as a popular online sports betting destination. With Hard Rock Digital at the helm, it has garnered a loyal following due to its competitive odds and creative layout. Currently, Hard Rock Bet is the only sports betting site legal in Florida, which helps it stand out from the competition.

The enticing Hard Rock Bet promo code currently presents new users with a $100 First Bet Replay opportunity. When you register, make an initial deposit and bet. If your first wager doesn't succeed, you'll receive bonus bets equal to your stake, up to $100.

9. ESPN BET

ESPN BET, a newcomer in the sportsbook arena, is winning the favor of bettors. Its growing popularity owes to its competitive promotions, user-friendly interface, responsive customer service and speedy payouts. ESPN BET is quickly growing in popularity since both new and experienced sports bettors can take advantage of and profit from ESPN BET's unique features and promotions. Sign up today to do the same.

ESPN BET offers substantial earning potential, notably through its impressive welcome promotion. New users can take advantage of this offer by registering and funding their accounts today using the ESPN BET promo code ROTO, setting the stage for profitable betting opportunities.

Ready to start betting with some of the best online sportsbooks and betting sites? Simply follow the step-by-step instructions below to register an account, claiming exclusive welcome bonuses in the process:

1️⃣ Click the featured BET NOW button next to the online sportsbook of your choice to begin the registration process.

2️⃣ Enter the promo code associated with the sports betting site -- if one is required.

3️⃣ Enter any required account details and information such as name, date of birth, banking, the last four digits of your social security number, etc.

4️⃣ Make a minimum deposit. Preferred banking options include credit card and PayPal.

5️⃣ Place your first wager on the odds of your choosing and claim any bonus bets that come with your promo offer!

As the legal sports betting market continues to grow, so does the quality of the online sports betting offerings. The user experience, number of sports offered and promotions have all improved, but so have the bet types available at top betting sites. 

The most common bet types available include:

• Moneyline
• Point Spread
• Over/Under Total
• Parlay
• Same Game Parlay
• Player Prop Bets
• Game Prop Bets
• Teasers
• Futures
• Boosts

There are many key factors to consider when choosing the best sportsbooks. All of the top sportsbooks offer something great and unique for your sports betting experience, so choose the one -- or two -- that fit your needs the best.

Odds Comparisons

Comparing odds at the best online sportsbooks is important before placing any bet. Since each online betting site has its own unique odds, there are going to be places where your wager will be more profitable. That's why it's wise to sign up for multiple online sportsbooks. This way, you can take advantage of the different lines, odds, and promotions available -- choosing the best ones for you.

Live Betting

Live betting is one of the most popular options when betting online on sports, since you can place wagers while the game is happening. You can get a read on how the game is going and then bet accordingly.

Deposit & Withdrawal Options

Each online sportsbook and betting site offers a variety of banking options designed to give the user as much flexibility as possible. Picking sportsbooks with a large number of deposit and withdrawal methods will only make your sports betting experience that much easier.

Safety

All legal online sportsbooks are regulated by the individual state you find yourself in. This means each online sports betting site must have safety and security measures in place to ensure it is safe for you, the customer. All of the best sports betting sites in this article are legal and safe to bet on.

All of the online sportsbooks and betting sites mentioned on this page offer odds on all the main US sports leagues. This includes NFL, NBA, MLB, soccer and NHL. You can also reguarly find odds for sports like golf, tennis, NASCAR, boxing and UFC/MMA. 

As you explore each betting site, you will notice that some sportsbooks occasionally offer more unique odds on events like table tennis, cycling, rugby, badminton and more. Regardless of which sportsbooks you end up registering with today, you can rest assured that you will have an extensive list of odds to choose from.

🏈 NFL

All sports betting sites typically roll out extremely user-friendly promotions and bonuses when football season comes around. NFL is the largest betting season for sports fans. You'll be hard pressed to struggle finding competitive odds and bonuses at any of the online sportsbooks mentioned on this page. They are all excellent options for wagering on NFL odds.

🏀 NBA

All of the best sportsbooks offer competitive odds and bonuses when it comes to the NBA. However, DraftKings has established itself as a leader in this market due to its NBA-themed "No Sweat Same Game Parlays." BetMGM and Caesars Sportsbook are also good options due to their collection of boosted odds.

⚾️ MLB

FanDuel is many baseball fan's first choice when it comes to wagering on MLB odds. FanDuels' previously mentioned "Dinger Tuesday" promotion is an excellent option for MLB bettors looking for extra bonus bets.

⚽️ Soccer

bet365 is likely going to be your best shot when it comes to soccer betting. bet365 originated in Europe, making it an especially useful betting site when wagering on the Premier League or Champions League. bet365 also has live streaming.

🏒 Hockey

Similar to NFL, you'll be hard pressed to find a betting site that doesn't offer competitive NHL odds and promos. Fanatics Sportsbook is a great starting place for those looking to jump into the world of hockey betting.

🏅 College Sports

Keeping track of college sports betting regulations from state to state can be tricky. Much like how every state has the ability to decide if it would like to legalize sports betting, each state also has the choice of including college sports betting, and to what extent.

While Oregon has legalized sports betting, it does not allow betting on college sports at all. States that have legal sports betting and allow bettors to wager on college sports, but not on in-state schools include Connecticut, Delaware, Illinois, Maine, Massachusetts, New Hampshire, New Jersey, New York, Rhode Island, Virginia, Washington and Washington D.C.

Another wrinkle to college sports betting regulations are states that allow college sports betting, including in-state schools, but not on college player props. These states include Arizona, Colorado, Iowa, Maryland, Mississippi, Ohio, Pennsylvania, Tennessee and West Virginia.

Below is a quick list of all the states that currently offer online sports betting, and when their respective launch dates were.

North Carolina sportsbooks were the most recent to enter the scene, as they launched in March 2024. Before that, states like Massachusetts, Kentucky, Ohio and Maryland all made significant splashes when they launched their respective sports betting sites.

Currently, there are no states scheduled to launch online sportsbooks in 2024. The earliest we are expecting a new state to legalize online sports betting is 2025.

Over the past several years, many U.S. states have legalized sports betting. It's been quite a process as each state has the right to legalize U.S. sports betting with its own specific laws, taxes, and restrictions. So far, 36 states, plus Washington D.C. have legalized some form of sports betting.

Here are some key dates and a timeline of U.S. sports betting history:

• March 11, 2024: Legal sports betting goes live in North Carolina.
• January 11, 2024: Legal sports betting goes live in Vermont. 
• November 14, 2023: ESPN BET goes live in 17 states in the United States. 
• September 28, 2023: Legal Kentucky online sports betting goes live.
• August 16, 2023: Fanatics Sportsbook launches for the first time, starting in Maryland, Massachusetts, Ohio and Tennessee.
• March 10, 2023: Online sports betting officially launches in Massachusetts.
• January 1, 2023: Online sportsbooks launch in Ohio.
• November 23, 2022: Maryland launches legal online sportsbooks.
• September 1, 2022: Kansas launches legal online sportsbooks. 
• March 5, 2022: Arkansas launches retail sports betting.
• January 28, 2022: Online sportsbooks go live in Louisiana. 
• October 19, 2021: Connecticut launches legal sportsbooks.
• September 9, 2021: Arizona and South Dakota launch sportsbooks.
• September 1, 2021: Legal sports betting launches in Wyoming.
• January 8, 2021: Online sportsbooks launch in New York.
• January 1, 2021: Michigan online sports betting launches.
• November 1, 2020: Tennessee starts online-only sports betting.
• May 1, 2020: Colorado launches online sports betting.
• March, 2020: Montana launches sports betting.
• December 30, 2019: New Hampshire launches sports betting.
• October 30, 2019: Indiana launches sports betting.
• August 1, 2019: Iowa launches sports betting.
• May 1, 2019: Pennsylvania launches online sports betting.
• August 30, 2018: West Virginia starts sports betting.
• August 1, 2018: New Jersey launches online sports betting.
• May 14, 2018: PASPA overturned by Supreme Court.

Now that you've read our review of the best sports betting sites and online sportsbooks, it's time to pick the best sites for you and sign up today.

Be sure to explore all of the top online sportsbook options and register for the betting site that most appeals to you. Of course, you can sign up for multiple online sportsbooks, which is a wise choice since you'll be able to shop for the best odds on all of your bets. You can also claim a variety of promotions from these online betting sites as well.

Choose the best sports betting site for you from the list below, and get started sports betting today.