Use the best March Madness betting promos to get up to $3,600 in value for any NCAA Tournament games from the Sweet 16 this week. There are different types of March Madness betting promos available from platforms such as bet365, BetMGM, Caesars Sportsbook, and Fanatics Sportsbook. The sportsbook promos available include bet-and-get offers, deposit match promos, and Profit Boost Tokens for your NCAAB wagers.
You can only grab the March Madness betting promos with a new account at any given sportsbook. Use your bonus funds on any March Madness game from the Sweet 16, such as Duke vs. Arizona at 9:39 p.m. ET on Thursday.
Use the guide here to check out all the best March Madness betting promos. Sign up today and claim your bonus funds ahead of the key college basketball games this week.
| College Basketball Sportsbooks | March Madness Betting Promos | Sign-Up Link |
| bet365 | Bet $5, Get $150 in Bonus Bets, Win or Lose OR $1,000 First Bet Safety Net | LABSNEWS |
| BetMGM | Up to $1,600 in Deposit Match Bonus OR $1,500 First Bet Offer OR Bet $10 Get $150 in Bonus Bets if You Win | LABSNEWS1600 LABSTOP FLNEWSGET |
| Caesars Sportsbook | 10 100% Profit Boost Tokens | LABSNEWSDYW |
| Fanatics Sportsbook | Bet $30, Get $300 in Bonus Bets OR $1,000 in No Sweat Bets | Click Here |
Sign up with the best March Madness betting promos
Read below to see a breakdown for each of the best March Madness betting promos on the market currently. If you sign up with all available sportsbook promos, you receive $3,600 in bonuses.
1. bet365 Sportsbook
- bet365 bonus code: LABSNEWS (for all offers)
- bet365 sign-up offer(s): Bet $5, Get $150 in Bonus Bets Win or Lose or $1,000 First Bet Safety Net
- States available: AZ, CO, IA, IN, KY, LA, NC, NJ, OH, VA
- bet365 PA bonus code: LABSNEWS
- bet365 sign-up offer: Bet $5, Get $150 in Bonus Bets Win or Lose + 50 Casino Spins
Register with the bet365 bonus code LABSNEWS to claim one of two March Madness betting promos in most states where it is available. The two available bet365 sign-up bonus options are $150 bet-and-get offer and a $1,000 First Bet Safety Net.
With the bet-and-get offer, you receive $150 in bonus bets, win or lose. Simply bet $5 on any March Madness game this week, such as Arizona vs. Duke, or any other sports betting market with -500 odds or longer. In PA, the bet-and-get offer from bet365 bonus code LABSNEWS delivers 50 casino spins for bet365 Casino slots on top of the $150 in bonus bets.
You other promo choice here from the bet365 bonus code LABSNEWS is a $1,000 First Bet Safety Net. This offer is a typical first bet offer. Place your first bet on any March Madness betting market. If it loses, you get up to $1,000 in bonus bets back. The amount of bonus bets you get is equivalent to your stake.
2. BetMGM Sportsbook
- BetMGM bonus code: LABSNEWS1600
- BetMGM sign-up offer: 20% First Deposit Match, Up to $1,600 in Sports Bonus
- States available: AZ, CO, DC, IN, IA, KS, KY, MA, MD, MI, NJ, NC, PA, TN, WV, and WY.
- BetMGM bonus code: LABSTOP
- BetMGM sign-up offer: Get up to $1,500 Back in Bonus Bets if Your First Bet Doesn’t Win
- States available: AZ, DC, IA, IL, IN, LA, KS, KY, MA, MD, NC, OH, TN, VA, and WY
- BetMGM bonus code: FLNEWSGET
- BetMGM sign-up offer: Bet $10 Get $150 in Bonus Bets if You Win
- States available: CO, MI, NJ, PA, WV
This week, claim one of three March Madness betting promos with BetMGM Sportsbook for the Sweet 16 games. The BetMGM bonus code unlocks one of three BetMGM promo options, which depend on your location.
The BetMGM bonus code FLNEWSGET banks a $150 conditional bet-and-get offer for March Madness games this week. Bet $10 on any NCAA Tournament game. If your bet wins, you get $150 in bonus bets. You don’t receive any bonus bets if you lose.
You get a 20% deposit match from the BetMGM bonus code LABSNEWS1600. This BetMGM promo nets up to $1,600 in sports bonus. Make a first deposit of $8,000 or more to get the full $1,600 in sports bonus. The BetMGM bonus code LABSNEWS1600 has a 10x playthrough requirement. This means you must bet 10x the amount of sports bonus you get from the offer before your winnings are withdrawable. You have 30 days to do so.
Claim a $1,500 first bet offer from the BetMGM bonus code LABSTOP, then bet on any available Sweet 16 games. If your first bet wins, you get your profit and keep your stake. If it loses, the promotion grants bonus bets equal to the amount you wagered.
3. Caesars Sportsbook
- Caesars Sportsbook promo code: LABSNEWSDYW
- Caesars Sportsbook offer: 10 100% Profit Boost Tokens
- Caesars Sportsbook states: AZ, CO, DC, IA, IL, IN, KS, KY, LA, MA, MD, ME, MI, NC, NJ, NY, OH, PA, TN, VA, WV, and WY.
When you register with Caesars Sportsbook promo code LABSNEWSDYW, you get an offer that banks 10 100% Profit Boost Tokens. Bet $1 on any available March Madness betting market from the Sweet 16 games this week. Once you place the wager, you get 10 100% Profit Boost Tokens instantly.
The maximum stake on a boosted bet is $25. The most you can win with a 100% Profit Boost Token active is $25.
4. Fanatics Sportsbook
- Fanatics Sportsbook promo: Click Here
- Fanatics Sportsbook offer: $1,000 in No Sweat Bets
- States available: AZ, CO, CT, DC, IA, IL, IN, KS, KY, LA, MA, MD, MI, NC, NJ, OH, PA, TN, VA, VT, WV, WY
- Fanatics Sportsbook promo: Click Here
- Fanatics Sportsbook offer: Bet $30 Get $300 in Bonus Bets
- States available: AZ, MI, NJ, PA
- Fanatics Sportsbook promo: Click Here
- Fanatics Sportsbook offer: Get a 300% Profit Boost Token
- States available: NY
The Fanatics Sportsbook promo lets you choose your own offer from all the available March Madness betting promos on the app. The offers available to you are dependent on your location.
The bet-and-get offer from the Fanatics Sportsbook promo nets $300 in bonus bets over three days. You must bet $10 on each day to get $300 in bonus bets. You get the bonus bets no matter what. This offer is active in AZ, CO, CT, DC, IA, IL, IN, KS, KY, LA, MA, MD, MI, NC, NJ, OH, PA, TN, VA, VT, WV, and WY.
Read the table below to see which of the Fanatics Sportsbook promo options are available to you. Sign up, then choose your own offer.
| Fanatics Sportsbook Promo | States Available |
| Bet $30, Get $300 in Bonus Bets (Click Here) | AZ, CO, CT, IL, IN, LA, MA, MD, MI, NC, NJ, OH, PA, TN, VA, WV |
| Up to $1,000 in No Sweat Bets (Click Here) | AZ, CO, CT, DC, IA, IL, IN, KS, KY, LA, MA, MD, MI, NC, NJ, OH, PA, TN, VA, VT, WV, WY |
| Get a 300$ Profit Boost Token (Click Here) | NY |
Top alternatives to March Madness betting promos
Sleeper
- Sleeper promo code: LABSBONUS
- Sleeper offer: Play $5, Get $55 in Free Entries
- States Available: AK, AR, CA, CO, DC, FL, GA, KS, KY, MA, MN, NE, NM, NC, ND, OK, OR, RI, SC, SD, TX, UT, VT, WI, and WY.
Join one of the top DFS sites today when you register with Sleeper promo code LABSBONUS for March Madness games. Select two to eight picks to make an entry. With each pick you make, choose if the listed player gets “More” or “Less” than the provided number. The more picks you have in your entry, the higher its payout multiplier.
The $55 bonus is delivered into your account as 11 $5 playthrough credits. You must make a first deposit of $25 or more to get your bonus funds from this offer.
Kalshi Sports Trading
- Kalshi promo code: LABS
- Kalshi offer: Place $100 in Trades, Get $10 Sign-Up Bonus
- States available: AL, AK, AZ, AR, CA, CO, CT, DE, FL, GA, HI, ID, IL, IN, IA, KS, KY, LA, ME, MD, MA, MI, MN, MS, MO, MT, NE, NV, NH, NJ, NM, NY, NC, ND, OH, OK, OR, PA, RI, SC, SD, TN, TX, UT, VT, VA, WA, WV, WI, WY, DC
The Kalshi promo code LABS banks a $10 bonus once you spend $100 on the sports trading platform. Kalshi lets you make futures-style predictions by buying shares that represent outcomes of events. Available Kalshi markets include March Madness, other sports, cryptocurrency, and politics. Register today and claim your $10 Kalshi sign-up bonus for Sweet 16 games.
