Discover the Top Betting Promotions for Sunday Tournament Games during March Madness

The 2025 NCAA Tournament is in full swing as college hoops fans across the country are enjoying the early rounds of action. College basketball fans in legal sportsbook states can enhance the excitement of March Madness even further when they claim the March Madness betting promos on this page to get a host of impressive welcome offers.

Today will see the Round of 32 concluded, meaning the Sweet 16 will officially be set. So before the 2025 NCAA Tournament action unfolds any further, use the lined promo code offers on this page to get the best bonuses for betting on the games.

March Madness bettors can claim a huge sign-up bonus from BetMGM Sportsbook when they sign-up with the linked promo code NEWSWEEK1500. The current BetMGM promo code unlocks a $1,500 First Bet Offer that allows new users to wager with confidence on their initial wager. With this promo applied, any first bet that is lost will be paid back (up to $1,500) in bonus bets equal to the amount of the lost first wager. That means the BetMGM promo code ensures a winning first bet or an equal amount back in bonus bets (up to $1,500).

First-time users on bet365 Sportsbook can sign-up with the linked promo code WEEK365 on this page to secure their choice between two generous welcome offers. The first option from bet365 is an offer to bet $5 and get $150 in bonus bets guaranteed. With the offer being fully guaranteed, the $150 in bonus bets is paid out whether the qualifying bet wins or loses. The other option from bet365 is a $1,000 First Bet Safety Net. This offer allows new users to make a larger first bet because if they lose, they will get back an equal amount in bonus bets (up to $1,000).

For one of the best March Madness betting promos available, first-time users on DraftKings Sportsbook can score an instant bonus when they sign-up with the linked promo code on this page. The welcome offer on DraftKings Sportsbook allows new players to bet $5 and get $200 in bonus bets instantly. There’s no need to wait around for your qualifying wager to be settled, as the bonus is paid out instantly. So as soon as new players sign-up and place their $5 qualifying bet, the $200 in bonuses will be awarded to their account.

FanDuel Sportsbook has a great bet-and-get offer for new users looking to get in on the March Madness action. Click the linked FanDuel promo code on this page to score an offer to bet $5 and get $200 in bonus bets (if your first bet wins). Although the $200 bonus bets reward is not fully guaranteed, new users only need to win a simple $5+ first bet to receive the $200 bonus. That makes the FanDuel welcome offer one of the most low-risk and user-friendly ways to get in on the March Madness betting.

Caesars Sportsbook has a terrific sign-up offer for new college basketball bettors who register using the linked promo code NEWSWK2BG1 linked on this page. The sign-up promo from Caesars unlocks an offer to bet $1 and win $150 in bonus bets. This is as low commitment as it gets with just a $1 first bet win required to unlock $150 in bonuses. Don’t wait around and score the Caesars welcome offer today using the linked promo above.

Fanatics Sportsbook is dishing out one of two welcome bonuses for new players depending on their location at sign-up. For first-time Fanatics Sportsbook players located in AZ, CO, CT, IN, LA, MA, MD, MI, NJ, PA, TN, VA, or WV, the sign-up promo unlocks an offer to bet $30 and get $300 in bonus bets. The $300 bonus is guaranteed, meaning it’s awarded no matter the win/loss result of the $30 qualifying bet.

Fanatics Sportsbook users in any other legal sports betting state will receive up to $1,000 in No-Sweat Bets when they sign-up. With this offer applied, any first bet that loses will be paid back an equal amount in bonus bets (up to $1,000 maximum).

ESPN BET is here for NCAA Tournament betting, and first-time users on the platform can score a fantastic two-part promo when they register with the linked promo code NEWSWEEK. Sign-up and enter the promo code NEWSWEEK at the time of registration to score a welcome offer to bet $10 and get $100 in bonus bets and a trial of ESPN+. The $100 reward is fully guaranteed, so new players don’t need to sweat the result of their qualifying bet. The ESPN BET promo code will also provide new users with a 30-day free trial of ESPN+ in addition to the $100 bonus bets reward.

March Madness is one of the most exciting times of the year for college basketball fans and bettors alike. With so many games taking place over a short period of time, there are plenty of opportunities to cash in on some great betting promotions. If you’re looking to get in on the action and maximize your winnings, here are some of the top betting promotions to take advantage of during Sunday tournament games.

One of the most popular promotions that many sportsbooks offer during March Madness is the “parlay boost.” This promotion allows bettors to increase their potential winnings by placing a parlay bet on multiple games. For example, if you bet on three different games and all three of your picks are correct, you could receive a bonus payout on top of your initial winnings. This can be a great way to increase your profits and make the most out of your bets during Sunday tournament games.

Another popular promotion to look out for is the “risk-free bet.” With this promotion, sportsbooks will refund your stake if your bet loses, up to a certain amount. This can be a great way to take a chance on an underdog or risky bet without worrying about losing your money. Many sportsbooks offer risk-free bets during March Madness to entice bettors to place more wagers and take advantage of the excitement of the tournament.

If you’re looking to place a bet on a specific player or team during Sunday tournament games, keep an eye out for promotions that offer enhanced odds. These promotions can give you better odds on certain bets, making it easier to win big on your picks. Whether you’re betting on the point spread, total points scored, or player props, enhanced odds promotions can give you an edge and help you maximize your winnings.

Lastly, don’t forget to take advantage of any deposit bonuses or free bets that sportsbooks may be offering during March Madness. Many sportsbooks will offer new customers a bonus when they sign up and make their first deposit, giving you extra funds to use for betting on Sunday tournament games. Additionally, some sportsbooks may offer free bets or bonuses for existing customers who place a certain number of bets during the tournament. Be sure to check the promotions page of your preferred sportsbook to see what offers are available and how you can make the most out of your March Madness betting experience.

In conclusion, there are plenty of betting promotions to take advantage of during Sunday tournament games in March Madness. Whether you’re looking to increase your potential winnings with a parlay boost, protect your stake with a risk-free bet, or get better odds on your picks with enhanced odds promotions, there are plenty of ways to maximize your profits and make the most out of the excitement of the tournament. Be sure to shop around and compare promotions from different sportsbooks to find the best deals and make the most out of your March Madness betting experience.