The best betting sites include Fanatics Sportsbook, BetMGM, bet365, and Caesars Sportsbook, among others. As more states legalize online sports betting, the industry's best sports betting sites continue to grow in popularity. With so many options available, top operators are offering generous sportsbook promos to attract new users and keep bettors engaged.
This review explores the best betting sites, which also own the leading sports betting apps in the US. We also highlight standout features and the best ways for new and existing players to maximize their betting experience.
When it comes to legal sports betting online, there are many betting sites to choose from. It is important for you to choose a licensed sportsbook that meets your needs. To help you find the best sports betting sites, we've highlighted the best online sportsbooks, their top features, and sign-up bonuses to help you get started today.
1. Fanatics Sportsbook: Best Rewards Program
Fanatics Sportsbook is one of the new sports betting sites in the space. It offers a user-tailored sports betting experience that adapts to your personal preferences as you bet more over time. While it does not have a desktop site, the Fanatics Sportsbook app provides a smooth, easy-to-use user interface that is available for both iOS and Android users.
The Fanatics Sportsbook promo gives new users a choice of welcome offers. You can either choose to get up to $300 in bonus bets, depending on your location, or select to get up to $1,000 in No Sweat Bets.
Here's how the sports betting bonus breaks down by location:
🎁 Customers in Arizona, Michigan, New Jersey and Pennsylvania can choose the Bet $30, Get $300 in Bonus Bets offer. Make a qualifying wager of $10 or more and get $100 in bonus-bet credit, guaranteed, each of your first three days as a new customer.
🎁 Bettors in Arizona, Colorado, Connecticut, Indiana, Louisiana, Massachusetts, Maryland, Michigan, New Jersey, Pennsylvania, Tennessee, Virginia and West Virginia can can opt for a Bet $50, Get $250 in Bonus Bets offer. Make a qualifying wager of $10 or more each day for five days to unlock $50 in bonus bets each day for a total of $250.
🎁 New users In Iowa, Kansas, Kentucky, Vermont, Wyoming and the District of Columbia can score up to $1,000 in No Sweat Bets. This offer is also available as a second choice after the first two offers above, although bettors can choose only one welcome offer.
🎁 Customers in New York get a 300% profit boost token.
Fanatics Sportsbook Top Features
🔥 Best Rewards Program (FanCash Rewards)
🔥 Exclusive Welcome Offer
🔥 Fast Withdrawals
🔥 Ongoing Bonuses & Promos
🔥 Live Betting
Fanatics Sportsbook Quick Facts
🎉 Sign Up Bonus
Bet $30, Get $300 in Bonus Bets, Bet $50, Get $250 in Bonus Bets or Bet & Get Up to $1,000 in No Sweat Bets
AZ, CO, CT, D.C., IA, IN, KA, KY, MD, MA, MI, NC, NY, OH, PA, TN, VT, VA, WV
2. BetMGM: Best For Parlay Building
BetMGM is an industry-leading brand in the sports betting space, with a notable presence on the Las Vegas Strip. The sportsbook offers an elite online sports betting site with competitive odds, a wide range of betting markets, and promos for major events.
Using the BetMGM bonus codeROTOSPORTS offer, new players can get a first-bet bonus of up to $1,500. If their first wager loses, they receive five matching bonus bets worth 20% of their original wager. If you are located in Kentucky, Massachusetts, Michigan or New York, enter bonus code ROTOBONUS to claim this $1,500 BetMGM sign-up bonus.
Bettors in Colorado, Michigan, New Jersey, Pennsylvania and West Virginia get an alternate offer with the bonus code ROTOBG150: Bet $10, Win $150 in bonus bets if your first wager wins. There are no odds restrictions on the qualifying wager and the $150 in paid out as three $50 bet credits.
BetMGM Top Features
🔥 Parlay Building
🔥 Same Game Parlays
🔥 BetMGM Rewards Program
🔥 Early Cashouts
🔥 Edit My-Bet Feature
BetMGM Quick Facts
🎉 Sign Up Bonus
$1,500 First Bet Offer or Bet $10, Win $150 in bonus bets
🔥 Promo Code
ROTOSPORTS (ROTOBONUS in KY, MA, MI, NY); ROTOBG150 in CO, MI, NJ, PA, WV
💰 Minimum Deposit
$10
🎯 Top Feature
Parlay Building
🇺🇸 States Available
AZ, D.C., CO, IL, IN, IA, KS, KY, LA, MD, MA, MI, MS, NC, NJ, NV, NY, OH, PA, PR, TN, VA, WV, WY
3. bet365: Best Betting Markets
bet365 is the world's largest online gambling operator, now offering United States players two welcome bonuses with the bet365 bonus codeROTOWIRE. New bettors can get the Bet $5, Get $150 in Bonus Bets offer. Win or lose, you will get $150 to use for bonus bets.
In addition, new bettors can also choose a secondary sign-up, which is a First Bet Safety Net up to $1,000, which refunds a losing first wager as bonus-bet credit.
AZ, CO, CN, IA, IL, IN, KS, KY, LA, MA, MD, MI, NH, NJ, NY, NC, OH, OR, PA, TN, VT, VA, WV, WY
4. Caesars Sportsbook: Best Overall Sportsbook
Caesars Sportsbook is one of the industry's best sports betting sites, offering something for every bettor while earning its reputation as the best overall sportsbook. With the backing of a powerhouse brand in the gambling space, Caesars Sportsbook consistently delivers its users an extensive variety of promotions and features, making it a top choice for all bettors.
New users can register with the Caesars Sportsbook promo codeROTODYW offers 10 100% profit boosts after placing an initial $1 wager — doubling their winnings on their first 10 bets.
AZ, CO, IA, IL, IN, KS, KY, LA, MA, MD, MI, NJ, NY, NC, OH, PA, TN, VA, WV, WY
5. DraftKings: Best For Odds Boosts
DraftKings initially made its name in the daily fantasy sports arena but now offers one of the best sports betting websites in a number of legal betting states. Between its intuitive sports betting site's interface, wide range of sports betting markets and bet types, and its exclusive Dynasty Rewards program, DraftKings is well entrenched as an industry leader.
New bettors can use the DraftKings promo code to claim $200 in bonus bets by placing a $5 first bet, awarded as eight $25 bonus bets.
AZ, CO, CN, IA, IL, IN, KS, KY, LA, MA, MD, MI, NH, NJ, NY, NC, OH, OR, PA, TN, VT, VA, WV, WY
6. FanDuel: Best User Experince
FanDuel is regarded as the best betting site in the United States, thanks to its user-friendly sports betting website's interface, competitive welcome offer, and endless ongoing bonuses and promos.
When new users redeem the FanDuel promo code, they get a Bet $5, Get $200 in Bonus Bets If Your Bet Wins offer when they register. The offer is win or lose in Arizona, Colorado, Kansas, North Carolina and Tennessee. The bonus is provided as bonus bets, which can be split and used on any sports betting markets offered on the sportsbook.
AZ, CO, CN, IA, IL, IN, KS, KY, LA, MA, MD, MI, NH, NJ, NC, OH, OR, PA, TN, VT, VA, WV, WY
7. Hard Rock Bet: Best For Flex Parlay Betting
Hard Rock Bet may be an up-and-coming sports betting site, but the sportsbook offers a great user experience and competitive odds on popular betting markets. It also has some innovative features like Flex Parlay Betting to pair with one of the top loyalty programs.
The Hard Rock Bet promo code gives new players $100 in guaranteed bonus bets if their first bet doesn't win.
Hard Rock Bet Top Features
🔥 Flex Parlay Betting
🔥 Competitive Odds & Lines
🔥 Reliable Customer Service
🔥 Live Betting
🔥 Hard Rock Rewards
Hard Rock Bet Quick Facts
🎉 Sign Up Bonus
Up to $100 Back in Bonus Bets If Your First Bet Doesn't Win
Sporttrade Sportsbook is the smallest online sports betting site on this list, but there's plenty to love here. Contrary to your traditional sports betting sites, Sporttrade is a betting exchange that offers peer-to-peer betting, which means players buy and sell odds with one another instead of wagering against the house.
The Sporttrade promo codeROTO provides new bettors with up to $300 back in bonus bets during the first week of betting. Players will earn 3% "cash back" on every qualifying wager they place on this betting website and then receive it back as bonus bets once they've been playing for seven days.
ESPN is one of the most recognizable brands in sports. So it only makes sense that it launched its own sportsbook, ESPN BET. ESPN Bet has a familiar user interface while also providing a wide selection os sports betting markets and bet types, competitive odds, and a ton of bonuses and promos for both new and returning users.
ESPN BET offers new players an excellent welcome bonus with the ESPN BET promo codeROTO. New users can earn $100 in bonus bets, win or lose, after a first bet of $10 or more. Additionally, players get the chance to sign up for a complimentary 30 days of the ESPN+ streaming service.
Bonuses are awarded as five $20 bonus bets.
ESPN BET Top Features
🔥 Fast Payouts
🔥 Live Betting
🔥 Penn Play Rewards
🔥 Tailored Promos
🔥 Best Bets From Your Favorite ESPN Personalities
ESPN BET Quick Facts
🎉 Sign Up Bonus
Bet $10, Get $100 in Bonus Bets + 30 Days of ESPN+
All new bettors must register for a new account to place bets and claim welcome bonuses. Fortunately, most sportsbooks streamline the process into a few simple steps.
While these steps can vary by operator, the general principles are the same no matter who you go with. Here's a quick step-by-step process on how to get started:
Pick a top betting site and click the BET NOW button to start registration and activate any promo code. Be sure to enter the promo code during sign-up—it can't be added later.
Enter details like name, email, address, and phone number. Some operators may also require a username and a secure password.
Confirm you're at least 21 years old and located in a state where the sportsbook is live.
Make the required minimum deposit (usually $20 or less) to fund your account and unlock the welcome bonus.
Yes, online sports betting is safe as long as you're using licensed and regulated sportsbooks. We only recommend using legal betting sites that meet our high standards for security and transparency so you can bet with confidence.
💳 What payment methods do betting sites accept?
Most sports betting sites accept the most popular payment methods, including credit and debit cards, PayPal, ACH transfers, and e-wallets.
🗺️ Can I bet from my state?
You can bet in your state as long as you are located in a state with legal sports betting. It's always best to review your state's laws or let a sportsbook's geolocation tool confirm that you are located in a legal sports betting state.
Online betting sites offer a wide range of wagers to suit every kind of bettor. Here's a quick overview of the most common bet types. Use our betting odds calculator to estimate potential payouts of bets you make.
🪙 Moneyline – Bet on which team or player will win the game outright.
🪙 Point Spread – Wager on the margin of victory between two teams.
🪙 Over/Under (Totals) – Bet whether the combined score will be over or under the sportsbook's line.
🪙 Parlay – Combine multiple bets into one ticket for a higher potential payout.
🪙 Same-Game Parlay – A same-game parlay is a parlay made using bets from a single game.
🪙 Player Props – Wager on player stats or milestones (e.g., touchdowns, points, home runs).
🪙 Game Props – Bet on game-specific outcomes, such as which team scores first.
🪙 Teasers – Adjust the spread or total in your favor across multiple games.
🪙 Futures – Bet on long-term outcomes, like championship winners or season awards.
🪙 Odds Boosts – Promotional offers that enhance payouts on select bets.
Live Betting at Online Sportsbooks
Live betting, which is also called in-game betting, lets you place wagers while the action unfolds. Top sportsbooks update live odds in real time, including spreads, moneylines, totals, and props, based on game flow and remaining time.
Look for sportsbooks with fast refresh rates and responsive apps to stay ahead of rapid market changes.
From major professional leagues to college sports, the best online sportsbooks offer action year-round. Here's a snapshot of the most popular betting markets:
🏈 NFL Betting
Bet every week on spreads, totals, and player props, plus offseason futures like MVP and Super Bowl winners on NFL betting sites. Take advantage of NFL betting promos like bonus bets and odds boosts to enhance your payouts.
🏀 NBA Betting
Explore deep player prop markets and team odds across the regular season and playoffs on top NBA betting sites. The best NBA betting promos often include parlay boosts and risk-free bets.
⚾ MLB Betting
With daily games all season long, MLB betting sites offer plenty of chances to bet on matchups, player props, and futures. Look for MLB betting promos like odds boosts and parlay insurance to use on baseball betting markets.
🏒 NHL Betting
Wager throughout the long season and into the Stanley Cup Playoffs. NHL betting sites often offer live streams and unique NHL betting promos like first-goal insurance and early payout offers.
🎓 College Sports Betting
From Saturdays in the fall to March Madness, college football and basketball are massive betting draws. Keep in mind that some states restrict bets on in-state college teams or player props. Bet on popular sports betting markets like college football odds using the best college football betting promos to score bonus bets today.
Sports betting sites require players to deposit funds into their accounts to place wagers. That makes it important for those online sportsbooks to have many different banking options like online bank transfers and e-wallets to make deposits and withdrawals.
These options vary by operator, but generally, players can expect to see these banking options when they sign up. Note that an online sportsbook will not charge fees for any payment methods, but the banking option you use might if you use, for example, a credit card to deposit funds.
Missouri is the latest US state to pass an online sports betting bill, with a launch expected in mid-2025. New users will be able to register with a number of top sports betting sites once Missouri sports betting officially goes live.
✅ Legal Sports Betting States: 37 + Washington D.C.
✅ Online Sports Betting: Yes
✅ Bonuses & Promos: Yes
✅ Next State To Launch: Missouri
At RotoWire, our sports betting experts have meticulously tested all legal sports betting sites in the US, analyzing key factors such as user experience, odds, promotions, and sport-specific features.
Many sportsbooks specialize in different sports, offering unique benefits based on your betting preferences. Additionally, several of the best online casinos feature integrated sportsbooks for a seamless gaming experience.
What Online Sportsbooks Do We Trust Most?
The sports betting sites we've reviewed are all trusted operators that run legal and legitimate businesses. Specifically, BetMGM and Caesars Sportsbook are two of the largest brand names in the sports betting industry.
The bigger the brand name, the more bonuses that players can earn, and the higher the customer support and security will be. That being said, all major online sportsbooks are licensed to operate and are regulated by the state they're operating in, meaning they're all trustworthy entities in the U.S. gambling space.
The top US sportsbooks place a strong emphasis on responsible gambling, offering a variety of tools and resources to support users who may struggle with problem gambling. These sportsbooks provide options for setting deposit, wagering, and time limits to help players manage their betting habits and maintain control over their gaming experience. These features are designed to keep betting fun, safe, and within personal financial limits.
Tools for Responsible Gambling
Most online sportsbooks allow users to:
Set Deposit Limits: Control the amount you can deposit in a specific time frame.
Wagering Limits: Restrict the amount you can bet in a single day, week, or month.
Time Limits: Monitor and limit the amount of time you spend on the platform.
Self-Exclusion: Temporarily or permanently block yourself from using the platform if necessary.
These measures are in place to ensure that gambling remains an enjoyable form of entertainment and does not become a financial or emotional burden.
Responsible Gambling Support
Responsible gambling means recognizing when betting is no longer fun and taking steps to regain control. The National Council on Problem Gambling (NCPG) offers confidential, 24/7 support through multiple channels:
Phone: Call the helpline at 1-800-522-4700
Text Message: Send a message to the same number for support
Live Chat: Access live chat support at ncpgambling.org/chat
Legal sports betting has never been more accessible, and there have never been more outlets to watch your favorite sports, leagues, and teams. That combination makes it the perfect time for fans and prospective bettors alike to sign up with the top sports betting sites.
Registration at the best betting sites is simple and new players will earn lucrative welcome bonus offers as well as unlimited access to the recurring promotions tailored to the bets you want to place.
The best betting sites for sports are BetMGM and Caesars Sportsbook, which offer an array of great features that enhance the online sport betting experience for its players. However, players can and should sign up with multiple sports betting online sites so they can get a feel for which operators they like best from a user experience and promotions standpoint.
How do sports betting sites work?
+
Sports betting sites work by offering up-to-date odds on a plethora of sports, leagues, teams and events. Odds and betting lines are updated daily to ensure users get the best mobile betting experience possible. Each online sportsbook listed in this review takes great care to ensure all deposits and withdrawals are done safely and securely.
How to start at an online sportsbook?
+
To get started at an online sportsbook, click any of the sign-up links located on this page and enter the promo code (if required). You will then be prompted to create your new account and profile. Enter personal information like name, date of birth, email address, etc. Connect the banking method of your choosing and make your first deposit to begin wagering on all your favorite leagues and teams.
Which sports can you bet on using online sportsbooks?
+
The premier online sports betting sites provide players with betting markets on dozens of different sports, ranging from popular options like football, soccer, and basketball all the way to darts, rugby, and motorsports. Within each betting market, online sportsbooks will provide odds on a number of different leagues across the globe. There are sports betting options for all types of players and fans.
Is sports betting legal in the US?
+
Yes, online sports betting sites have been legal in the United States since 2018, when New Jersey became the first state to legalize sports betting. Since then, more than half of the states in the U.S. have followed suit, with more on the way.
Which online sports betting sites are legit?
+
The major online sports betting sites that are legal and licensed in the United States are all legitimate. This ensures that sports bettors' personal and banking information is safe and secured, that odds are regulated by gaming commissions so that players are getting a fair shake with the wagers they place, and that transactions are made swiftly and securely so you always know the status of your funds.
Are online sports betting sites safe?
+
Yes, most online sports betting sites are safe, especially the ones that are licensed and regulated to operate legally in the United States. We have recommended the best of the best in this guide, all of which are completely safe and trustworthy sportsbook operators.
NBA fans can use the BetMGM bonus code ROTOBG150 to win $150 in bonus bets. Claim the BetMGM promo now and bet Knicks vs Celtics or Nuggets-Thunder NBA odds.
Use the BetMGM bonus code ROTOBG150 for a chance to win $150 in bonus bets. Claim the BetMGM promo now and bet Knicks vs Celtics or Nuggets-Thunder NBA odds!
Use the Fanatics Sportsbook promo for up to $300 in bonus bets. Use the Fanatics Sportsbook bonus to bet odds for Celtics vs Knicks, Nuggets-Thunder and more!
