NBA Betting Promos for March 8: Celtics vs. Cavs, Knicks vs. Lakers, Rockets vs. Spurs

It’s a packed slate of NBA action on Sunday, March 8, and bettors can claim more than $6,000 in bonus value with the top NBA betting promos. Three nationally televised games highlight the schedule: Celtics vs. Cavs at 1 p.m. ET on ABC, Knicks vs. Lakers at 3:30 p.m. ET on ABC, and Rockets vs. Spurs at 8 p.m. ET on NBC.

The best betting sites offer sign-up bonuses from bet365, Fanatics Sportsbook, BetMGM, DraftKings, FanDuel, Hard Rock Bet, Caesars Sportsbook, and theScore Bet. Bettors can use these welcome offers to wager on today’s NBA odds and picks.

Check the table below to find the top NBA betting promos for Sunday, March 8. Claim a welcome offer and bet on any game or betting market.

Best NBA Betting Promos: Unlock Thousands in Bonus Value on March 8

Keep reading to find the best NBA betting promos for March 8 and unlock more than $6,000 in total bonus value. After you claim these sign-up bonuses, you can bet NBA odds on any game on the board.

1. bet365

Use the bet365 bonus code TOPACTION and choose between two of the best NBA betting promos today.

• bet365 Bonus Code TOPACTION ($150 Bet-and-Get Promo): Make a $5 first bet on any NBA market with -500 odds or longer. Win or lose, you get $150 in bonus bets.
  • bet365 States Available: AZ, CO, IA, IL, IN, KS, KY, LA, MD, MO, NC, NJ, OH, PA, TN, VA

• bet365 Bonus Code TOPACTION ($1,000 First Bet Safety Net): Place your initial wager on any NBA game (-500 odds or longer). If that bet loses, bet365 refunds you in bonus bets, up to $1,000.
  • bet365 States Available: AZ, CO, IA, IL, IN, KS, KY, LA, NC, OH, TN, VA

• bet365 Bonus Code TOPACTION ($150 Bet-and-Get Promo + 50 Casino Spins): In New Jersey and Pennsylvania, you get the same $150 bet-and-get promo as other states, plus 50 spins for bet365 Casino.
  • bet365 States Available: New Jersey & Pennsylvania

2. Fanatics Sportsbook

With the Fanatics Sportsbook promo code ACTION, you can claim one of the best NBA betting promos on March 8.

• Fanatics Sportsbook Promo Code ACTION ($1,000 Bet Match): Over 10 days, Fanatics Sportsbook matches your daily wager in FanCash, up to $100, win or lose. Bet $100 for 10 straight days, and you get $1,000 in FanCash.
  • Fanatics Sportsbook States Available: AZ, CO, CT, DC, IA, IL, IN, KS, KY, LA, MA, MD, MI, MO, NC, NJ, OH, PA, TN, VA, VT, WV, WY

• Fanatics Sportsbook Promo Code ACTION ($300 Bet-and-Get Promo): Make a daily $10 wager (-500 odds or longer) for three straight days. Win or lose, you get $100 in FanCash per day, totaling $300 after three days.
  • Fanatics Sportsbook States Available: AZ, CO, CT, DC, IA, KY, LA, MA, MD, MI, MO, NJ, OH, PA, VT, WV, WY

• Fanatics Sportsbook NY Promo Code ACTIONNY (Daily 100% Profit Boost Tokens): Score a daily 100% Profit Boost Token for five straight days in Illinois and New York.
  • Fanatics Sportsbook States Available: Illinois & New York

• Fanatics Sportsbook NY Promo Code ACTIONNY ($250 No Sweat Bets): New York users can claim $250 in No Sweat Bets over a 10-day span.
  • Fanatics Sportsbook States Available: New York

• Fanatics Sportsbook Promo Code ACTION ($200 Bet-and-Get Promo): Make a $5 first bet on NBA odds, and get $200 in FanCash instantly.
  • Fanatics Sportsbook States Available: IN, KS, VA

• Fanatics Sportsbook Promo Code ACTION ($400 Bet-and-Get Promo): Bet $10 each day (-500 odds or longer) for four straight days. No matter your bet outcome, you get $400 in FanCash ($100 per day).
  • Fanatics Sportsbook States Available: North Carolina & Tennessee

3. BetMGM

The BetMGM bonus code offers up to $1,500 in bonus value, making it the highest amount among NBA betting promos.

• BetMGM Bonus Code ACTIONGET ($150 Bet-and-Get Promo): Make a $10 first bet on any game, such as Celtics vs. Cavs. Win that bet, and you earn a payout plus $150 in bonus bets.
  • BetMGM States Available: MI, NJ, PA, WV

• BetMGM Bonus Code TOPACTION ($1,500 First Bet Offer): Bet on NBA predictions today, and if you lose, BetMGM refunds you in bonus bets, up to $1,500.
  • BetMGM States Available: AZ, CO, DC, IA, IL, IN, LA, KS, KY, MA, MD, MI, NC, NJ, OH, PA, TN, VA, WV, WY

• BetMGM Bonus Code TOPTAN1500 ($1,500 Deposit Match): BetMGM matches 20% of your first deposit in sports bonus funds, up to $1,500. Make sure you deposit at least $7,500 or more to unlock the maximum $1,500 welcome bonus.
  • BetMGM States Available: AZ, CO, DC, IN, IA, KS, KY, MA, MD, MI, MO, NJ, NC, PA, TN, WV, WY

4. DraftKings Sportsbook

Check out one of the top NBA betting promos and unlock a sign-up bonus with the DraftKings promo code.

• DraftKings Promo Code ($200 Bet-and-Get Promo): Win your $5 first bet (-500 odds or longer) and get $200 in bonus bets.
  • DraftKings States Available: AZ, CO, DC, IA, IL, IN, KS, KY, LA, MA, MD, MI, MO, NC, NJ, NY, OH, PA, TN, VA, VT, WV, WY

5. FanDuel Sportsbook

Take advantage of the FanDuel promo code and secure one of the top NBA betting promos on March 8.

• FanDuel Promo Code ($100 Bet-and-Get Promo): Make your $5 first bet on any game, such as Knicks vs. Lakers. If that bet wins, you earn a payout plus $100 in bonus bets.
  • FanDuel States Available: AZ, CO, CT, DC, IL, IA, KS, KY, LA, MA, MD, MI, MO, NC, NJ, NY, OH, PA, TN, VT, WV, WY

• FanDuel Promo Code ($1,000 Bet-and-Get Bonus): Over 10 days, you get up to $100 in bonus bets in Indiana and Virginia.
  • FanDuel States Available: Indiana & Virginia

6. Hard Rock Bet

Use one of the top NBA betting promos and unlock a sign-up bonus offer with the Hard Rock Bet promo code, exclusively in Michigan and New Jersey.

• Hard Rock Bet Promo Code (10 100% Profit Boost Tokens): Claim 10 100% Profit Boost Tokens, allowing you to earn double the profit on a winning bet.
  • Hard Rock Bet States Available: Michigan & New Jersey

7. Caesars Sportsbook

With the Caesars Sportsbook promo code TANMAX250BM, you can claim one of the best NBA betting promos on Sunday, March 8.

• Caesars Sportsbook Promo Code TANMAX250BM ($250 Bet Match): Caesars Sportsbook matches your first bet with a single bonus bet, up to $250, win or lose.
  • Caesars Sportsbook States Available: AZ, CO, DC, IA, IL, IN, KS, KY, LA, MA, MO, MD, ME, MI, NC, NJ, NY, OH, ON, PA, TN, VA, WV, WY

8. theScore Bet

Sign up now with theScore Bet promo code ACTNEWS and secure one of the top NBA betting promos for any game, including Rockets vs. Spurs.

• theScore Bet Promo Code ACTNEWS ($1,000 First Bet Reset): Bet on your NBA prediction, and if you lose, you get your stake back in bonus bets, up to $1,000.
  • theScore Bet States Available: AZ, CO, IA, IL, IN, KS, KY, LA, MA, MD, MO, NC, OH, TN, VA

• theScore Bet Promo Code ACTNEWS ($100 Bet-and-Get Promo): Make a $10 first bet on NBA odds, and get $100 in bonus bets if you win.
  • theScore Bet States Available: MI, NJ, PA, WV

How to Make Picks on NBA Without Sportsbook Promos

Even if sportsbooks don’t offer promos in your state, you can still make NBA picks on March 8. Platforms like Underdog and Kalshi provide alternative ways to get involved, letting fans make predictions on NBA outcomes without relying on traditional sportsbook promos.

1. Underdog (DFS)

The Underdog promo code TOPACTION offers a sign-up bonus, perfect for submitting an NBA DFS lineup.

• Underdog Promo Code TOPACTION ($75 Fantasy Bonus Entries): Place a $5 lineup using NBA DFS picks today, and get $75 in fantasy bonus entries, win or lose.
  • Underdog States Available: AL, AK, AR, CA, DC, FL, GA, IL, IN, KS, ME, MS, MN, NE, NM, NC, ND, OK, OR, RI, SC, SD, TX, VT, VA, UT, WI, WY

2. Kalshi Prediction Market

Register now using the Kalshi promo code ACTION and unlock a $10 welcome offer for NBA predictions.

• Kalshi Promo Code ACTION ($10 Bonus): Trade $10 on any NBA market, and get a $10 bonus.
  • Kalshi States Available: AL, AK, AR, CA, CO, CT, DE, FL, GA, HI, ID, IN, IA, KS, KY, LA, ME, MN, MS, MO, NE, NH, NM, NY, NC, NV, ND, OK, OR, PA, RI, SC, SD, TN, TX, UT, VT, VA, WA, WV, WI, WY, DC