March Madness Betting Promos: Best Sportsbook Offers for NCAA Tourney
March 20, 2025
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The college basketball season has been building towards this moment all season long as it’s time for the NCAA Tournament to get underway. As one of the biggest sporting events of the year, all eyes will be on the action and eligible users can claim March Madness betting promos to score sportsbook bonuses for the tournament.
Last night saw the conclusion of the First Four play-in, meaning brackets are now officially set. In just a few hours the madness will ensue as Round 1 of the 2025 NCAA Tournament gets underway. Before all the drama unfolds, make sure to use the linked offers on this page to score the best bonuses for betting on March Madness.
BetMGM Promo NEWSWEEK1500: $1,500 First Bet Offer
BetMGM$1,500FIRST-BET OFFER!
Terms and conditions apply. Visit BetMGM.com for details. 21 . Gambling problem? Call 1-800-GAMBLER. Bonus bets expire in 7 days. One new customer offer only. AZ, CO, DC, IL, IN, IA, KS, KY, LA, MD, MA, MI, NJ, NC, OH,PA, TN, WV, VA only.
New users on BetMGM Sportsbook can get a massive welcome bonus when they sign-up with the promo code NEWSWEEK1500. The linked promo will unlock a $1,500 First Bet Offer that allows new users to wager with confidence right out of the gate. After claiming the promo code, new players can make their first bet knowing that if they lose, they will get back an equal amount (up to $1,500) in bonus bets. That means the BetMGM sign-up promo for March Madness ensures that new users will either win their first bet or get back an equal amount in bonus bets (up to $1,500).
bet365 Bonus WEEK365: $150 in Bonus Bets or $1K Safety Net
bet365 BET $5, GET $150 BONUS BETS! OR $1,000 FIRST BET SAFETY NET!
21 and present in Arizona, Colorado, Indiana, Iowa, Kentucky, Louisiana, New Jersey, North Carolina, Ohio, Pennsylvania, or Virginia. Gambling problem? Call 1-800-Gambler. Deposit required. Bet Credits wager excluded from returns. T&Cs, time limits and exclusions apply.
NCAA Tournament bettors can get their choice of welcome offer from bet365 Sportsbook when they sign-up using the promo code WEEK365. The first option from bet365 is an offer to bet $5 and get $150 in bonus bets guaranteed. For users that select this option, it won’t matter whether the $5+ qualifying bet wins or loses, the $150 in bonus bets are guaranteed either way. The other option from bet365 is a $1,000 First Bet Safety Net. With this option selected, new players can make a larger first bet on the platform because if they lose, they will get back an equal amount in bonus bets (up to $1,000).
DraftKings Promo: Bet $5, Get $200 Instantly
DraftKings SportsbookBET $5, GET $150!BONUS BETS!
21 and present in participating states. Gambling problem? Call 1-800-Gambler.
DraftKings is one of the top sports betting platforms in the country, and the new user bonus is a big reason why. Click the linked DraftKings promo code on this page to score an offer to bet $5 and get $200 in bonus bets instantly. The offer is fully guaranteed so new players don’t need to sweat the win/loss result of their qualifying bet. They also won’t need to wait for that bet to be settled, as soon as they place a $5+ wager on DraftKings, they will instantly score $200 in bonuses for their account.
FanDuel Promo: Win $200 in Bonus Bets
FanDuel SportsbookBET $5, GET $200 BONUS!IF YOUR BET WINS!
21 and present in participating states. Gambling problem? Call 1-800-Gambler.
FanDuel is available in over 20 states throughout the country and will be a popular platform for March Madness betting promos. New users on FanDuel can score an offer to bet $5 and get $200 in bonus bets (if their first bet wins) when they sign-up with the promo code linked on this page. Place your $5+ qualifying wager on March Madness action and if you win, you’ll get back $200 in bonus bets plus whatever you win from that qualifying wager thanks to the FanDuel promo code.
Caesars Promo NEWSWK2BG1: Bet $1, Get $150 in Bonus Bets
Caesars SportsbookBET $1, GET $150!IF YOUR BET WINS!
Must be 21 and physically present in AZ, CO, DC, IA, IL, KY, LA, MD, ME, NY, OH, TN, VA, and WY. Know When To Stop Before You Start.® Gambling problem? Call 1-800-GAMBLER.
Caesars Sportsbook is a major player in the sports betting space, and new users on Caesars can score a fantastic sign-up bonus when they register with the promo code NEWSWK2BG1 linked on this page. After claiming the promo code, new users on Caesars will get an offer to bet $1 and get $150 in bonus bets. The offer isn’t fully guaranteed, meaning users need to win their qualifying wager to secure the $150 in bonus bets. But with only a $1+ winning qualifying wager required, this is a very low-risk offer.
Fanatics Sportsbook Promo: $300 in Bonus Bets or $1,000 in No-Sweat Bets
Fanatics Sportsbook UP TO $1,000 BONUS BETS!
Must be 21 . GAMBLING PROBLEM? Call 1-800-GAMBLER (CO, KY ,MD, OH, PA, TN, VA, VT, WV); (888) 789-7777 or ccpg.org (CT); 1-800-BETS-OFF (IA); (800) 327-5050 or gamblinghelpline.org (MA), mdgamblinghelp.org (MD), 1800gambler.net (WV)
New users on Fanatics Sportsbook have a choice of two welcome offers when they sign-up for an account via the linked promo on this page. The first option (only available in AZ, MI, PA, and NJ) is an offer to bet $30 and get $300 in bonus bets. The Fanatics bet-and-get offer is fully guaranteed, so new players will receive $300 in bonus bets no matter the outcome of their $30 qualifying bet. For new players in all other legal Fanatics Sportsbook states, the new player promo code offer unlocks up to $1,000 in No-Sweat Bets. This means new players can make their first wager on the platform knowing they will either win or get back an equal amount in bonus bets (up to $1,000).
ESPN BET Promo NEWSWEEK: $100 in Bonus Bets and ESPN+
ESPN BET SPORTSBOOKBET $10, GET $100 BONUS! 30 DAYS OF ESPN
21 and present in participating states. Gambling problem? Call 1-800-Gambler.
ESPN BET is in the mix for another year of March Madness sports betting promos and first-time users on the platform can score a generous two-part offer when they sign-up. Click the linked promo code NEWSWEEK to get an offer to bet $10 and get $100 in bonus bets and 30 days of a free trial to ESPN+. That means just a $10 qualifying wager on any March Madness action will bring back $100 in bonuses for new ESPN BET players in addition to 30 days of free access to ESPN+.
Newsweek may earn an affiliate commission if you sign up through the links in this article. See the sportsbook operator’s terms and conditions for important details. Sports betting operators have no influence over newsroom coverage.
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