Players can cash in on the NCAA Tournament at leading online sportsbooks

For March Madness every years sports books around the globe offer some huge contests and extra bonus offers for the Big Dance. Several of the top online sportsbooks have pulled out all the stops again this year with contests offering up to five million dollars for a perfect bracket and bonuses of 100% or more with lower play-through requirements than are typically offered.

NCAA Bracket Contests

Industry giant BetOnline is offering their $200,000 Bracket Madness Contest. This year the prize pool is again a whopping $200,000, with $50,000 going to the winner and 25K going to 2nd place. In all, BetOnline is giving way the most prizes of any contest this year as the top 1250 players collect after the end of the tourney. That's right come in 999th and still get $45! Entries for members of the sportsbook cost $20, but BetOnline does something unique - players can purchase up to 20 entries at decreasing amounts with entries from 11-20 at just five bucks apiece. Head to BetOnline.ag to get involved with this huge contest.

This largest prize pool this year comes from BetNow with their Million Dollar Bracket Madness contest. BetNow is the only online sportsbook offering a March Madness contest free to members and there is only one entry per household. The prizes are HUGE with the winner getting $350,000 and the runner-up cashing in with 200K. The Bracket Madness contest pays out 30 winners with players finishing from 5th to 30th places all grabbing a cool $12,000. The grand prize winnings will be paid in six installments over a 6 month period. Cash in big by signing up now at betnow.eu.


Sports betting veteran BetUS is offering several contests for March Madness. The big daddy is for a million dollars, if a player is lucky enough to get a perfect bracket. The prize for the Best Bracket is a cool $100,000 in the form of a free play. The BetUS prize pack for 2nd through 5th place starts at a $250 free play. and if you stink at picking brackets, BetUS also is offering a Worst Bracket $25,000 Free Play! Players get bracket entries for free for every $100 deposited up until the tournament tips off. They also have a Sweet 16 contest that pays out 10K for a prefect bracket from the round of 16 and an Elite 8 contest that starts on March 28th wtih another 10K up for grabs. Check out what BetUS is offering with their three bracket contests.

And perhaps the easiest bracket contest to cash in on something is at Heritage Sports, where players can take a shot at their March Million contest. A perfect bracket will get the winner an eye-popping million dollars. Getting a perfect bracket is a longshot at best, but this contest still pays winners a ton of dough, with $100,000 in guaranteed prizes. First place will receive a cool 10K and the top 200 players will win prizes. Places 2-10 all pay in excess of $2,000 and the last group of winners, from 151 to 200, still grabs $25 in free betting cash. Any player who has made at least 10 wagers since November 1, 2025, or has deposited within the last month is elgible to play. But the reason this is the easist March Madness contest to cash in on is every completed bracket earns $100 Free Play! Take a shot at a million at heritagesports.eu and get $100 in free play just for trying!

At Bookie.ag, entries to their $2500 March Madness Bracket Contest are free! Entires are based on the amount of deposits made between Feb 10th and March 17th. Deposit from up to $250 and get one free entry, up to $500 will unlock two free entries and up to $750 in deposits will give players 3 bracket entries. Plays who send in more than $750 get the best chance to win, with four entries to play.

The action rolls on at Everygame with their $25K March Madness Bracket Contest. Any player who can pick all 63 games in the NCAA Trounament correctly will get rewarded with $25,000 in Free Play. Since a perfect bracket is so hard to achieve, the free-bet prize money will be divided equally among the 25 players with the highest number of correct picks. Any member of Everygame.eu can take a shot in the contest, but to be eligible for a Bracket free-bet prize , contest participants must place bets in in the Everygame sportsbook worth at least $50 accumulated between March 16th and March 29th 2026.

March Madness Bonuses

Not that interested in a bracket contest? Several top online sportsbooks are offering 100% in bonus cash or free plays to get players bankrolls maxxed out for March Madness. Use code CRYPTO100 at mybookie.ag to grab 100% bonus with a modest 10X rollover, the same code, Crypto100, will also get 100% free play from YouWager.lv and using code MM400 will score 100% for any first time crypto or credit card deposit at Bookmaker.eu. HeritageSports.eu gives players a 100% bonus without using any codes.

BetAnything has the biggest bonus for March Madness players - a massive 150% Sports Free Play Bonus, exclusively for friends, fans and members of OSGA! Players can get started wtih as little as $25 up to $500 for up to $750 in free play. if the gaint March Madness bonus is not enough, players can get involved with BetAnything Rebate Program and all players are offered reduced juice on every March Madness wager at BetAnything.eu. The emourmous 150% bonus offer is only available here at OSGA!!

24th Annual OSGA Contest

And don't forget about what is being offered for March Madness at OSGA! We are offering our 24th Annual NCAA Tournament Bracker Challenge. As always, the bracket contest is free to enter and again this year the prize pool is $100, with a perfect bracket grand prize of $10,000! The winner collects a cool $1000 cash and the top four places get paid. OSGA Members get More and this year the prizes will get Boosted for OSGA Members. If the winner is an OSGA Member, the prize gets boosted by 50% to $1500. Second place is a $300 prize, with members getting boosted 50% to $600. Third place pays $200 and fourth place plays $100. Get started for free at osga.com/NCAA-Bracket-Contest.html.

Check in on all of these great contest by getting started with a top online sportsbook or becoming an OSGA Member. March Madness is the best time of the year to cash in with huge prizes and bonuses, so get started today!