Register today at top online sportsbooks to take advantage of the best MLB betting promos. The MLB season is now fully underway and you can bet on any game today when you sign up for new accounts at sports betting options like bet365, Fanatics Sportsbook, BetMGM, and Caesars Sportsbook. In total, take advantage of $3,600 in sign-up bonuses across all apps.
MLB betting promos come in various forms, including first bet insurance, deposit matches, and bet-and-get offers. Keep in mind that you can only claim one sign-up bonus as a new user at each sportsbook, even if the platform offers multiple promos. Here is a look at the best MLB betting promos available for action on Sunday, March 30:
| Best MLB Sportsbooks | MLB Betting Promos | Sign-Up Link |
|---|---|---|
| bet365 | $1,000 First Bet Safety Net or $150 Bet-and-Get | TOPACTION |
| Fanatics Sportsbook | $1,000 in No Sweat Bets or $300 Bet-and-Get | Click Here |
| BetMGM | Bet $10, Get $150 in Bonus Bets if You Win | ACTIONGET |
| Caesars Sportsbook | Bet $1, Get 10 100% Profit Boost Tokens | ACTION4DYW |
MLB Betting Promos: $3,600 in Sign-Up Bonuses Available Sunday
Let's dive in and discuss the best MLB betting promos available to new users at top sportsbooks right now.
bet365
| bet365 Promo | States Available | bet365 Bonus Code |
|---|---|---|
| $150 Bet-and-Get | AZ, CO, IA, IL, IN, KY, LA, NC, NJ, OH, TN, VA | TOPACTION |
| $1,000 First Bet Safety Net | AZ, CO, IA, IL, IN, KY, LA, NC, NJ, OH, TN, VA | TOPACTION |
| $150 Bet-and-Get + 50 Casino Spins | PA | TOPACTION |
Register with the bet365 bonus code TOPACTION regardless of your state to claim one of three sign-up bonuses. In most states, get a choice between a $150 bet-and-get and $1,000 first bet insurance. In Pennsylvania, get the $150 bet-and-get and 50 casino spins.
Suppose I place a $100 first bet on the Mariners -1.5 (+130) in Athletics vs. Mariners at 4:10 p.m. ET. Here is what I get based on the outcome of the wager with each of the MLB betting promos:
- Bet-and-Get: If the bet wins, I receive $130 in profit, my $100 stake back, and $150 in bonus bets. If the bet loses, I still get $150 in bonus bets.
- First Bet Safety Net: If the bet wins, I receive $130 in profit and my $100 stake back. If the bet loses, I receive $100 in bonus bets.
- PA Bet-and-Get: If the bet wins, I receive $130 in profit, my $100 stake back, $150 in bonus bets, and 50 casino spins. If the bet loses, I still get $150 in bonus bets and 50 casino spins.
Fanatics Sportsbook
| Fanatics Sportsbook Promo | States Available | Sign-Up Link |
|---|---|---|
| Bet and Get up to $1,000 in No Sweat Bets | AZ, CO, CT, DC, IA, IL, IN, KS, KY, LA, MA, MD, MI, NC, NJ, OH, PA, TN, VA, VT, WV, WY | Click Here |
| Bet $30, Get $300 in Bonus Bets | AZ, CO, CT, IN, LA, MA, MD, MI, NJ, PA, TN, VA, WV | Click Here |
| Sign Up and Get a 300% Profit Boost Token | NY | Click Here |
A trio of Fanatics Sportsbook promo offers are available to new users today. When you sign up in most states, get either a $1,000 No Sweat Bets offer that works across your first 10 days or a $300 bet-and-get offer that spans across three. In New York, sign up and get a 300% Profit Boost Token.
BetMGM
| BetMGM Promo | States Available | BetMGM Bonus Code |
|---|---|---|
| $150 Bet-and-Get | CO, MI, NJ, PA, WV | ACTIONGET |
| $1,600 Deposit Match Offer | AZ, CO, DC, IN, IA, KS, KY, MA, MD, MI, NJ, NC, PA, TN, WV, WY | TOPTAN1600 |
| $1,500 First Bet Promo | AZ, CO, DC, IA, IL, IN, LA, KS, KY, MA, MD, MI, NC, NJ, OH, PA, TN, VA, WV, WY | TOPACTION |
BetMGM has three different MLB betting promos available today. Sign up with the BetMGM bonus code ACTIONGET to secure a $150 bet-and-get promo. Alternative, use the BetMGM bonus code TOPTAN1600 for a 20% deposit match of up to $1,600 in sports bonus or the BetMGM bonus code TOPACTION for up to $1,500 back in bonus bets if your initial wager loses.
Let's say I register with the bet-and-get offer and place a $5 first bet on the Braves +1.5 (-200) in Braves vs. Padres at 7:10 p.m. ET:
- If my bet wins, I receive $2.50 in profit, my $5 stake back, and $150 in bonus bets.
- If my bet loses, I receive nothing.
Caesars Sportsbook
| Caesars Sportsbook Sign-Up Bonus | States Available | Caesars Sportsbook Promo Code |
|---|---|---|
| Bet $1+, Get 10 100% Profit Boost Tokens | AZ, CO, DC, IA, IL, IN, KS, KY, LA, MA, MD, ME, MI, NC, NJ, NY, OH, ON, PA, TN, VA, WV, WY | ACTION4DYW |
Sign up with the Caesars Sportsbook promo code ACTION4DYW to take advantage of one of the best MLB betting promos right now. Place a $1+ first bet and get back 10 100% Profit Boost Tokens. Each Token doubles your potential winnings when applied to a wager of $25 or less.
Alternative to MLB Betting Promos: Kalshi
| Kalshi Sign-Up Bonus | States Available | Kalshi Promo Code |
|---|---|---|
| Trade on Sports & Politics – Get a $10 Bonus with Our Code | 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, NH, NM, NY, NC, ND, OH, OK, OR, PA, RI, SC, SD, TN, TX, UT, VT, VA, WA, WV, WI, WY, DC | ACTION |
Online sports betting is not legal in every U.S. state. Even if you cannot claim the top MLB betting promos wherever you are, there is an excellent alternative option with Kalshi, a sports trading platform that operates like a stock market. Register with the Kalshi promo code ACTION and receive a $10 bonus once you complete $100 in total trades.
MLB Opening Weekend Probable Pitchers — Saturday, March 29
Use the top MLB betting promos to bet on any game tonight, including those listed below:
- Athletics vs. Mariners, 4:10 p.m. ET: JP Sears vs. Bryan Woo
- Cubs vs. Diamondbacks, 4:10 p.m. ET: Matthew Boyd vs. Eduardo Rodriguez
- Braves vs. Padres, 7:10 p.m. ET on ESPN: AJ Smith-Shawver vs. Nick Pivetta