Coming off an 82-54 demolition of Gonzaga in the Elite Eight, UConn opened as the odds-on favorite to win the national championship. The Huskies were -125 favorites at BetMGM – which may not be such a good thing considering the way this tournament has gone. The unpredictability of the NCAA Tournament is what makes it so great, but at least you can count on a return in the Final Four games by locking in some of the March Madness betting promos and bonuses being offered right now by the top online sportsbooks.
Lower seeds won three of the four Elite Eight games and although No. 5 San Diego State beat No. 6 Creighton in the other, it did so as a 2.5-point underdog. UConn is a 5.5-point Final Four betting favorite over Miami, while San Diego State is -3 vs. Florida Atlantic. Favorites are just 29-29-1 ATS in the tournament, with 1 pick ’em.
Online sportsbooks are delivering some of their best March Madness betting promos of the year for the Final Four of the tournament, which makes this a perfect time to sign up for one of more of these introductory offers.
We want to help you figure out which of these deals is best for you, so we've reviewed five of the top March Madness betting promos and have detailed the plusses of each individual online sportsbook.
Best March Madness Betting Promos for the Final Four
| Betting Promo | Code | Bonus |
| Caesars Sportsbook | SBWIREFULL | $1,250 First-Bet Insurance |
| BetMGM promo code | WIREMARCH | Bet $10, Get $200 in Bonus Bets instantly |
| DraftKings | None needed | Bet $5, Get $150 in Bonus Bets if You Win. |
| FanDuel | None needed | No Sweat First Bet Up to $1000 |
| WynnBET | XSBWIRE | Bet $20, Get $100 |
| BetRivers | SPORTS | 2nd Chance Bet up to $500 |