2024 March Madness betting sites & apps: Over 5K in bonuses

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The NCAA Tournament starts on Thursday, March 21, but the March Madness odds are available right now. As one of the biggest sports betting events of the year, there will be plenty of action until the Final Four wraps up on April 8.

Below, we go through some of the best March Madness betting promos from some of the industry's biggest March Madness sportsbook bonuses such as Caesars, BetMGM and more. 

Best 2024 March Madness Bonus Offers: Top NCAA Tournament Sports Betting Bonuses

Best March Madness Betting Apps & Sites 2024

The multi-week event that crowns the eventual champion of college basketball is a wildly popular one for sports bettors and online sportsbooks alike.

It can also be a profitable time for new bettors before they even place a wager, as March Madness betting apps are offering plenty of NCAA Tournament bonuses to lure new players:

Each of the top March Madness betting apps have a generous welcome bonuses for new bettors.  Below, we are breaking down each one and detailing their bonus offers, promotions and more. 

March Madness Sports Betting Apps 2024: BetMGM, Caesars, DraftKings and more

All of the top March Madness betting apps are complete with odds to win the national championship, Final Four odds, college basketball player props and more in addition to the generous NCAA Tournament welcome bonuses. 

1. Caesars Sportsbook March Madness promo code PLAYS1000 offers $1,000

Caesars is another one of the industry’s biggest names and thanks to its ongoing promotions and marketing star-power, it remains popular in each state where it operates. 

Caesars Sportsbook promo code PLAYS1000 for March Madness unlocks a huge $1,000 first-bet bonus for all new customers ahead of the NCAA Tournament. 

  • Click our Caesars promo links and register for an account.
  • Make your first deposit and place your first bet on the sport/game of your choice
  • If you fall short, Caesars is going to match any losses up to $1,000 and pay you back with bonus bets.

Bonus bets are added to your account within 48 hours and any bets earned from the Caesars March Madness promo remain eligible for 14 days once added to your account.

2. BetMGM bonus code PLAYSPORT for March Madness: Up to $1,500 welcome offer

BetMGM is undoubtedly a brand that all sports fans and many bettors are familiar with. It’s sportsbook is one of the industry’s best in the many states where it operates, and it is known for its generous rewards programs, which tie in its status as an entertainment heavyweight:  

  • BetMGM Rewards: Enjoy Exclusive benefits and earn rewards for your hotel stays, dining, slots, table games, and more. Earn bonus tier credits by reaching daily milestones and unlock benefits as you go.
  • Exclusive Vegas Discount: BetMGM players enjoy exclusive access to discounts at MGM Resorts in Las Vegas and can select from a dozen luxury resort properties across the world-famous Las Vegas Strip.
  • MGM Mastercard Rewards: Earn more rewards including 3X Points and Tier Credits per $1 spent at MGM Rewards Destinations.

BetMGM bonus code PLAYSPORT guarantees access to a first-bet offer up to $1,500. Simply register, make a deposit and place your first bet. If it falls short, BetMGM will match those losses in bonus bets so you can take another crack at profits without risking anything extra funds. 

To qualify for the BetMGM bonus for March Madness, simply click one of our links and follow these steps:  

  • Place an opening wager on 2024 March Madness odds (or any bet of your choice) at BetMGM.
  • If it loses, bonus bets matching your losses (up to $1,500) will be delivered to your account within 24 hours. 

If you do not use one of our codes to reach BetMGM, type PLAYSPORT into the proper section when claiming your bonus. 

Bonus bets cannot be withdrawn and must be used within seven days. Click our BetMGM bonus code links to get started.

3. BetRivers March Madness bonus code RIVSPORTS: Up to $500 back 

BetRivers Sportsbook houses tons of betting options, a loyalty rewards program and various ongoing promotions for new customers on top of their signup bonus, which involves getting losses paid back up to $500. 

Simply signup with BetRivers bonus code RIVSPORTS for 2024 March Madness to activate a second-chance bet bonus up to $500 for all new customers. This means that if your first wager on the NCAA Tournament falls short, up to $500 will be paid back by BetRivers. 

All that’s required is the creation of a new account by clicking on our BetRivers link, or by typing RIVSPORTS into the promo code space if you find the registration page on your own. 

Once you do that, make your deposit and place your first bet. If it loses, get 100% of those losses back up to $500 (depending on location) to try once again.

For the BetRivers March Madness promo, qualifying wagers must have odds of -200 or better (-175, +100, etc.). New customers must deposit at least $10 into your new BetRivers account.

Note: Players in IL, IN, LA, MI, MD, PA, and VA qualify for up to $500 back, while the maximum offer in CO and NJ is $250. Those located in AZ, IA, NY, OH, and WV are eligible for a $100 welcome bonus.

4. FanDuel March Madness promo offers $200 for a $5 wager on college basketball

FanDuel Sportsbook is one of the most popular March Madness betting sites every season due to its massive betting menu, ongoing promotions and generous welcome offer. 

The FanDuel promo code for March Madness guarantees a $200 in bonus bets for just a $5 wager following registration and deposit. 

New FanDuel users can wager on the NCAA basketball bet of their choice after registering and making a deposit. If that moneyline bet wins, $200 in bonus bets is coming into your account after that wager settles. That’s +4000 odds on your $5 wager. 

FanDuel Sportsbook welcome bonus bets show up in your account within 72 hours of your qualifying bet and must be used within 14 days of issuance.

5. Bet365 March Madness bonus code FPBCO offers $150 or $1,000 first bet safety net

The Bet365 bonus code FPBCO for March Madness leads to a generous welcome bonus of $150 guaranteed for just a $5 bet. Here’s everything you get:

  • $150 in bonus bets following a $5 wager (win or lose) once you sign up and deposit.
  • Exclusive promos including bet boosts, parlay bonuses and early payouts.
  • Tons of betting markets to choose from including March Madness odds. 

Simply register, deposit, and place a $5 bet on any eligible market for college basketball. Win or lose, $150 in bonus bets is being added to your account once the wager settles, on top of any potential winnings. 

If bettors don't want to claim the $150 guaranteed, they can also opt for a first-bet safety net up to $1,000. This means that if the first wager is a loss, Bet365 covers those losses with a bonus bet reimbursement up to the maximum amount.

Bonus bets can be broken up into multiple wagers and are eligible for use on any market with a line of -500 or better.

Find more information on this Bet365 Sportsbook review page

6. DraftKings March Madness bonus: Multi-part offer worth $1,200

DraftKings has a countless number of March Madness props and one of the deepest betting menus around, complete with novelty props that can exclusively be found here. 

Registering for the DraftKings March Madness bonus before the big game means qualifying for:   

  • $50 bonus bet following deposit
  • 20% match on that deposit up to $1,000
  • Bet $5, win $150 guaranteed on your first bet
  • Access to thousands of March Madness betting options

Simply register and make an initial deposit. This will qualify you for the first two parts of the DraftKings March Madness bonus. From there, place your first bet of $5 or more to become eligible for the $150 win or lose, on top of any potential winnings.

The $150 in bonus bets are paid out as six $25 bonus bets and your $50 bonus bet after deposit will come as one lump sum. All bonus bets must be used within seven days of being issued at DraftKings.

March Mania boost: Get a 64% profit boost on a bet up to $100 to commemorate the arrival of the 2024 NCAA Tournament. 

2024 March Madness props: Underdog DFS promo code BETFPB for NCAA Tournament prop betting

Some legal betting states do allow March Madness prop betting, but it’s much more widespread at a DFS site such as Underdog, which offers $100 guaranteed bonus when registering with our Underdog March Madness promo code BETFPB when signing up. 

Underdog DFS allows you to choose Higher or Lower on college basketball props, similar to an over/under. These picks can be strung together into one entry, similar to a parlay. The more picks you make, the more you can win! There’s also an option to win something even if every selection does not win. 

Note: Underdog DFS does not allow college basketball props in all states, so check your local offerings. 

You must be over 21 to play. Gambling Problem? Call 1-800-522-4700. 1-800 GAMBLER.

Catena Media provides exclusive sports betting content to FrontPageBets.com, including picks, analysis, tools and sportsbook offers to help bettors get in on the action. Please wager responsibly.

Ryan Hagen broke into the sports betting world early. As a 14-year-old, he sought out a kiosk clerk with relaxed gambling views and convinced him to sell him “Sport Select” tickets – which was the Canadian Lottery Corporation’s original sports betting program. He graduated from Royal Roads University in 2007 and has since combined his passion for sports and (legal) gambling into a career as a sports betting writer. He’s covered college sports, contributed to newspapers and magazines, and written for multiple sportsbooks and affiliates. Off the clock he can be found traveling, searching for noodles, or working on his golf swing.