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Best Bonus Bets and Betting Promos US for May 2025

There is no better feeling than potentially being rewarded at the leading US online sports betting sites. Fortunately, our team of experts has carefully handpicked the leading sportsbooks that offer lucrative new and existing player bonuses, ensuring all users have the potential to receive bonus bets.

LiveScore logoBy LiveScore Desk, Editorial team for sports, betting and casino Last updated: 12 May 2025, 02:55PM

BookmakerWelcome BonusRatingPaymentClaim Now
1bookmaker-bet365
Best offerBonus Code LSBonus: Bet $5 Get $150 in Bonus Bets Win OR Lose
5/5Full StarFull StarFull StarFull StarFull Star137
Claim using bet365 Bonus Code LSBonus. Minimum deposit is $10. $1,000 First Bet Safety Net refund of bonus bets is capped at $1,000 and is equal to the value of your first stake. The Bet $5 Get $150 in bonus bets promo requires a $5 qualifying bet on a selection at odds of -500 or greater. Once this qualifying bet has settled, $150 in bonus bets will be awarded. Bonus bets are non-withdrawable. Bonus bet credits expire seven days after issue. New customers must be aged 21 or older.
2FanDuel Sportsbook
Bet $5 Get $250 in Bonus Bets if you Win
5/5Full StarFull StarFull StarFull StarFull Star243
21+ (18+ D.C.) and present in select states (for KS, in affiliation with Kansas Star Casino). First online real money wager only. $5 first deposit required. Bonus issued as nonwithdrawable bonus bets which expire 7 days after receipt. Restrictions apply. See terms at sportsbook.fanduel.com.
3Fanatics Sportsbook
Get up to $1,000 in No Sweat Bets
5/5Full StarFull StarFull StarFull StarFull Star105
Must be 21+. GAMBLING PROBLEM? Call 1-800-GAMBLER – (CO/IL/KS/KY/MD/OH/MI/NC/NJ/PA/TN/VA/VT/WV/WY), (800)-327-5050 or http://gamblinghelplinema.org (MA), Call (877-8-HOPENY) or text HOPENY (467369) (NY), 1-800-NEXT-STEP or text NEXTSTEP to 53342 (AZ), (888) 789-7777 or http://ccpg.org (CT), or 1-800-BETS-OFF (IA), or 1-800-9-WITH-IT (IN), or www.mdgamblinghelp.org (MD), or morethanagame.nc.gov (NC), or 1800gambler.net (WV)
4BetMGM Sportsbook
Up to $1,500 Paid Back in Bonus Bets if you lose
4.5/5Full StarFull StarFull StarFull StarHalf star selectedHalf star inactive189
Gambling problem? Call 1-800-GAMBLER (Available in the US) Call 877-8-HOPENY or text HOPENY (467369) (NY) Call 1-800-3275050 (MA) 21+ only. Please Gamble Responsibly. Call 1-800-NEXT-STEP (AZ), 1-800-BETS-OFF (IA), 1-800-981-0023 (PR). First Bet Offer for new customers only (if applicable). Subject to eligibility requirements. Rewards are non-withdrawable bonus bets that expire in 7 days. In partnership with Kansas Crossing Casino and Hotel. See BetMGM.com for Terms. US promotional offers not available in DC, Mississippi, New York, Nevada, Ontario, or Puerto Rico.
5Sports Millions
Deposit $10 Get $30 on Pick'em + 200% Extra with Your Welcome Bundle
4/5Full StarFull StarFull StarFull StarEmpty Star56
18+ Please Play Responsibly. Gambling Problem? Call or text 1-800-GAMBLER. UNAVAILABLE IN: ALABAMA, DELAWARE, IDAHO, LOUISIANA, MICHIGAN, MONTANA, NEVADA, WASHINGTON
6DraftKings Sportsbook
Bet $5, Get $200 in Bonus Bets Guaranteed
5/5Full StarFull StarFull StarFull StarFull Star197
The promotional offer is valid between 1/6/2025 at 12:00 AM Eastern Time (ET) and 2/9/2025 at 11:59 PM ET (the “Promotional Period”). Must be physically located in AZ, CO, CT, DC, IA, IL, IN, KS, KY, LA (select parishes), MA, MD, ME, MI, NC, NJ, NY, OH, PA, TN, VA, VT, WY or WV (each an “Eligible Jurisdiction” or, collectively, the “Eligible Jurisdictions”). Must be 21+ years of age or older (18+ if in DC/KY/WY). New customers only. Any customer who is found to be ineligible to play on DraftKings (i.e., by way of self-exclusion from gambling, restriction due to employment, or otherwise) may not participate in this Promotion and immediately forfeits any bonus rewards which have been awarded under this Promotion. Customers who have previously redeemed a pre-launch offer in a new jurisdiction are ineligible for this Promotion.
7Caesars Sportsbook
Promo Code: USABETDYW - Bet $1, Double Your Winnings Your Next 10 Bets
4/5Full StarFull StarFull StarFull StarEmpty Star97
Use Promo Code USABETDYW. Must be 21+ and physically present in AZ, CO, IL, IN, IA, KS, KY, LA, ME, MD, MA, MI, NJ, NY, NC, OH, PA, TN, VA, WV, WY or Washington, DC. New users only. Must register using eligible promo code. Min. qualifying bet amount: $1. Tokens max. bet amount: $25 per token. Tokens bet max. add'l winnings: $2,500 per token. Token(s) expire 14 days after receipt. Not reissued for voided/pushed bets. Void where prohibited. See Caesars.com/promos for full terms.
8Thrillzz
Promo Code: LIVESCORE - $3 in Thrillzz SC + 100% Deposit Match up to $25 SC + 150,000 Free Coins
3.8/5Full StarFull StarFull StarHalf star selectedHalf star inactiveEmpty Star43
18+ Please Play Responsibly. Gambling Problem? Call or text 1-800-GAMBLER. UNAVAILABLE IN: Alabama, Georgia, Idaho, Indiana, Iowa, Kentucky, Louisiana, Michigan, Minnesota, Mississippi, Nevada, Ohio, South Carolina, and Washington.

Our recommended promotions come with fair terms and conditions and simple redemption instructions. Keep reading to learn more about the leading US bonus bets and how to redeem them.

bet365

As one of the most iconic names in US online sportsbetting, it is no surprise that the incredible bet365 Sportsbook is bursting with a plethora of leading site features, including a vast range of betting markets, competitive odds, and, of course, generous player bonuses. New customers who create their account with the bet365 Sportsbook and complete a minimum deposit of $10 and a minimum wager of $5 can redeem the welcome offer of Bet $5 Get $150 in Bonus Bets Win OR Lose! 

What better way to kick-start your time at the site than this? Players can utilize the potential bonus bets from this promotion when wagering on exciting sports betting markets. Ensure to enter the promo code LSBonus when prompted to unlock the rewards.               

FanDuel

Another leading sportsbook bonus that players can enjoy is the FanDuel Sportsbook promotion. When players create their account with the site, adhere to all requirements, and complete a minimum deposit of $10 and wager of $5, they can unlock the exciting new bettor bonus of Bet $5 Get $200 in Bonus Bets if they Win. 

This offer is highly popular as guaranteed; regardless of whether players win or lose, they will still receive potential rewards. No promo code is required, making the offer simple to redeem. The FanDuel Sportsbook is a top sportsbetting platform, so players can rest assured that they will enjoy an exemplary gaming experience.     

Fanatics Sportsbook

Our team of experts was highly impressed with the current promotion at the Fanatics Sportsbook. New users who sign up for the sportsbook and complete a minimum deposit of $5 and a minimum wager of $1 can unlock the promotion of up to $1000 in No Sweat Bets. Users can potentially redeem the entirety of this attractive offer by betting $100 each day during the first 10 days after account verification. 

This promotion is favored due to its exciting bonus bets and flexibility. The Fanatics Sportsbook is legal in several US states, allowing players nationwide to enjoy the brand's standout site features.    

DraftKings

The DraftKings Sportsbook is another top choice that our experts highly recommend to our valued readers. Some of the standout aspects of this leading online sportsbook include the large selection of niche and mainstream sportsbetting markets and the superb mobile compatibility. Regarding the promotions at the site, the DraftKings Sportsbook provides new bettors with a generous welcome offer of Bet $5, Get $200 in Bonus Bets Instantly! 

What better way to kick-start your time at the site than this? Players must complete a minimum wager and minimum deposit of $5 to unlock the offer. No promo code is required. Create your account with the DraftKings Sportsbook today to redeem.        

BetMGM

Players looking for a leading online sportsbetting site that provides an exemplary gaming experience should look no further than the BetMGM Sportsbook. As new players enter the site and complete a minimum deposit and wager of $10, they can unlock the welcome bonus of up to $1500 Paid Back in Bonus Bets if they lose. 

What better way to kick-start your time at the site than this? Players can utilize the potential bonus bets from the welcome offer when completing exciting wagers on major sportsbetting markets. Some additional standout features of the BetMGM Sportsbook include the fully optimized mobile app, and the interactive live betting section.     

Caesars Sportsbook

Last but certainly not least, another of the top US sportsbooks for bonus bets is Caesars. Not only is this one of the best US online sports betting sites, thanks to its superb reputation and leading site features, but it also flaunts generous new and existing player promotions. 

New customers who create their account with the Caesars Sportsbook and complete a deposit of $10 and a minimum wager of $1 can redeem the welcome bonus of Bet $1, Double their Winnings on their Next 10 Bets. The bonus also comes with a maximum boost of up to $25 per bet. This benefits players as it can potentially enhance their overall sports betting experience.


How to Claim the Best Bonus Bets

Our valued readers will be pleased to hear that redeeming the leading bonus bets from the top US sportsbook is extremely simple. To be eligible for the best sportsbooks, bettors must be aged 21+ and located in a legal state. Follow the guide below to get started.

  • To get started, choose one of the best bonus bets offers from our list above and select the corresponding link.

  • Once on the site, click ‘Sign Up’ or the equivalent to begin the registration process. 

  • You must enter all required information on the form, including your full name, email address, and login details. All personal data will be protected by your chosen sportsbook. 

  • Next, to verify your chosen sportsbook, you must select the link sent to your email inbox. 

  • To redeem the leading bonus bets offers, users will often be required to complete a minimum deposit of wager. Therefore, players must fund their sportsbook accounts.

  • This can be done via the site's cashier section. Simply choose your preferred payment method and the amount that you wish to deposit. 

Once all the above steps have been completed and you have adhered to all requirements, you can redeem the leading sportsbook bonus bet offers!


Different Bonus Types as US Sportsbooks

The leading US sportsbooks will come with many leading bonus types, ensuring all players find a promotion suited to their preferences. Our experts have detailed the leading bonus offers at the best online sportsbooks, so keep reading to learn more.   

Bonus Bets

One of the most popular promotion types at the best US online sportsbooks are bonus bets. Bonus bets come in various sizes, depending on the offer and the sportsbook itself. An example of a leading bonus bets offer is the bet365 Sportsbook welcome bonus of Bet $5 Get $150 in Bonus Bets Win OR Lose. Bonus bets can be utilized to wager on exciting sports markets.   

Deposit Match Bonuses

Also known as a cash bonus, deposit match offers are found at all of the leading US online sportsbetting sites. Deposit match offers are often associated with welcome offers, and they work by the sportsbook matching a players deposit up to a specified amount. Often, first time bettors will encounter 100% deposit match offers. The currency in which deposit match bonuses are offered is usually in bonus bets or site credit, but sometimes sportsbooks may offer real cash.   

No Deposit Offers

Without a doubt, the most sought-after online sportsbook bonus type is the no-deposit bonus. As the name suggests, players are not required to complete a qualifying deposit to claim a no deposit bonus, meaning users do not have to risk their own funds, all whilst potentially earning exciting prizes. No deposit offers are common with new players as an incentive to sign up for the leading US sportsbetting sites. 

Reload Bonuses

A common ongoing bonus type primarily for existing bettors is the reload bonus. This offer means that each time a player replenishes their online sportsbetting balance, they will receive additional site credit. An example of this is if a a sportsbook awards $10 to any NFL betting market each time $50 is deposited into a players account. Create an account with the leading sportsbooks to enjoy reload bonuses.     

Refer-a-Friend Offers

Refer-a-friend offers are an excellent way to get friends or family involved in your favorite US online sportsbook while also potentially benefiting you. Often, existing customers receive a unique code or link that can be distributed to friends. Once your friends sign up using your special referral code, both you and your friend will receive a potential bonus. All of the leading online sportsbooks offer exciting referral offers to share with your friends today.


Bonus Bets Terms & Conditions

Before redeeming the leading US bonus bet offers, check out the most common terms and conditions that you are likely to come across. Keep reading to learn more. 

  • Bonus Expiry - Firstly, most bonus bets will come with an expiry date. This means that after the specified period, all bonus rewards will expire and become illegible. Usually, bonus bets and credits will expire 14-21 days after redemption.  

  • Wagering Requirements - The most common T&Cs that users will come across when redeeming lucrative bonus bets are wagering requirements. These refer to the number of times that players are required to wager their winnings before they can redeem them. It is favorable to claim a bonus with low to no wagering requirements.   

  • Qualifying Markets - Another bonus bet term and condition to look out for is the qualifying sports markets. These will be specified in the bonus terms and conditions, so our experts recommend claiming bonus bets that are eligible on a sports market suited to you. 

  • Minimum Odds - Sportsbooks often have a minimum odds requirement, which prevents bettors from wagering on huge favorites to complete bonus rollovers. Therefore, it is important to check whether the bonus you are redeeming comes with minimum odds.


FAQs - Bonus Bets US

What is the Best Bonus Bets Offer?
All of the top bonus bets promotions that our experts have listed above are the best in the US. However, we particularly favored the bet365 bonus bets offer of Bet $5 Get $150 in Bonus Bets Win OR Lose.
Can I Claim Bonus Bets on Mobile?
Bettors who prefer the convenience of sports betting on the go will be pleased to hear that the best US sportsbooks are entirely mobile compatible. Players can therefore redeem lucrative bonus bet offers from their mobile phones. The best US sportsbooks are valid for both iOS and Android devices.
Are there Different Types of Sportsbook Bonus?
Yes, not only do the leading US sportsbetting sites flaunt a plethora of bonus bets, but users can also enjoy several ongoing promotions, including no deposit bonuses, referral promotions, and reload offers.