Best MLB Sportsbook Promo Codes & Betting Bonuses

America has been enjoying its favorite pastime since before the National League and the American Leagues were created in 1876 and 1903. One of the biggest changes to the game is that Americans in many states are now allowed to legally bet on it thanks to the Supreme Court PASPA ruling!

Check out below for the best Sportsbook Bonuses available from the top MLB betting sites available in the US! This page is updated continuously so check back during the season to see if any new offers have been added! Also, if you’re concerned about whether or not your state allows legal betting then check our Where Can I Bet on MLB Games Legally Guide.

If you're looking for the best MLB bets to place today then take a look at:

• Best MLB Parlay Picks Today

• Best YRFI Bets Today

• Best NRFI Bets Today

• Best MLB Prop Bets Today

• Best MLB Bets Today

Best MLB Sportsbook Promo Codes

DraftKings Sportsbook Promo

Known for great customer service and their wide availability across the United States, DraftKings Sportsbook is or will be available soon in a state near you. Being one of the largest sportsbooks in the USA means that you can offer some of the best and biggest offers and bonus codes available on the market. Check out DraftKing’s current offers on this MLB season below!

DraftKings $1,000 Deposit Bonus

No promo code is needed to claim this welcome offer. Sign up at DraftKings through our links, make the first deposit of a minimum of $5 and you’ll be qualified to receive up to $1,000 in bonus funds in the form of site credits.

The bonus amount is equal to 20% of the deposit amount, not to exceed $1,000. For more details, head to DraftKings Sportsbook.

Bet $5, Get $150 in Bonus Bets Instantly

This DraftKings promo offer is as simple as it sounds. You deposit at least $5, bet at least $5, and you'll get $150 in bonus bets no matter if your initial bet wins or loses. You'll get your bonus best within 72 hours but in most cases, it will be in a couple of minutes.

DraftKings Daily No Sweat SGP

Bet No Sweat on baseball games. Use a No Sweat token when placing an SGP/SGPx bet with 3+ legs and, if the bet loses, you'll receive a Bonus Bet equivalent to the losing amount. Tokens expire at start of the last game each day when offered so you have to act fast!

Caesars Sportsbook Promo

Caesars Sportsbook is a perfect option for customers who want to combine casino games with sports betting.

$1,000 First Bet on Caesars with Promo Code WSN1000

Sign up at Caesars using our promo code WSN1000 and get up to $1,000 in bonus bets on Caesars, which means that your first bet on Caesars Sportsbook will be insured. If you lose it, your initial wager of up to $1,000 will be returned to you in the form of bonus bets. While you can't withdraw bonus bets, you can use them to bet, and all winnings you get from them you get to keep and withdraw if you choose so.

25% Longshot Parlay Profit Boost Pack

Opt-in at Caesars and get two (2) 25% profit boosts. Use them on a SGP or Parlay bet with +1000 odds or higher on any market, including MLB.

The promotion is available until Sunday, April 7.

Claim at Caesars

Caesars MLB Boosted Odds

• Christian Walker & Lourdes Gurriel Jr. Each 2+ Total Bases - Was (+380), now is (+575) at Caesars.

• Padres Win & Tatis Jr. 2+ Hits - Was (+345), now is (+400) at Caesars.

• Chapman & Conforto Each 2+ Total Bases - Was +380, now is (+575) at Caesars.

FanDuel Sportsbook Promo

FanDuel Sportsbook offers the complete sports betting experience. The range of betting options available is massive and the software is easy to use.

Bet $5, Get $200 in Bonus Bets

Get up to $200 back in bonus bets if you win your first bet! To claim, new users need to register, make a first-time deposit, and then simply place their first real-money wager on any FanDuel Sportsbook market that is live on the platform. This bonus is available in all FanDuel legal states.

FanDuel 30% MLB Profit Boost

All players at FanDuel get a 30% profit boost to use on a 3+ leg parlay (Same Game Parlay/SGP Plus) on any MLB game on April 5.

Profit boost token expires at 2:00 AM ET on April 6. Click our link below to head to FanDuel and claim your profit boost token.

BetMGM Sportsbook Promo

BetMGM Sportsbook is recognized as one of the big contenders in the sportsbook market today. The sportsbook offers an excellent range of rotating promotions and bonus offers so check back here frequently to see what has changed!

$1,500 in Bonus Bets with Promo Code WSNMGM

BetMGM's offer aligns with what other major sportsbooks are currently doing. If your first bet at BetMGM loses, you'll get your invested stakes back in form of bonus bets with the maximum being $1,500. Simply sign up for an account using our promo code WSNMGM. We appreciate such straightforward offers with no complicated requirements.

bet365 Promo

The British gambling company, bet365, entered the US market in 2018 and has since been a prime example of how Europeans approach gambling and promo offers. You can easily see for yourself why their offers are one of the best in the industry.

Welcome Offer - $1,000 Safety Net Bet OR $150 in Bonus Bets

To join, sign up, use promo code WSN365, and deposit $10 or more. Next, pick between two promo offers: a $1,000 Safety Net Bet or $150 in Bonus Bets. If you go for the $150 Bonus Bets, you'll need to bet $5 to unlock them. Opting for the Safety Net means your first bet has coverage up to $1,000. So, if your initial bet doesn't win, you'll receive up to $1,000 back in bonus bets.

Baseball Early Payout Offer

Get your straight bets paid out if the team you back leads by 5 runs - for parlays the selection will be marked as a winner.

BetRivers Sportsbook $500 Second Chance Bet

BetRivers’ welcome bonus for new members is a good one. Get up to a $500 second chance bet when you sign up with BetRivers!

SGP Weekly Bet and Get

Place 3 or more SGP of $10+ every week and get a $10 MLB bonus bet.

MLB Parlay Insurance

Simply place a 4+ leg MLB Parlay with each leg having odds of -500 or greater and a final parlay odds of +100 or greater. 

If exactly 1 leg loses, you will get your stake back up to $25! To qualify, your bet must contain a minimum of 3 winning selections.

Even if some selections within your bet become void, as long as the above requirements are met, your bet will still be eligible. Bets with two or more losing selections do not qualify.