Best MLB Betting Promos: Claim over $8.5K in Betting Bonuses for September 8, 2025

By Adam Martin Sep 9th, 2025 9:28 AM EDT

Top MLB Betting Promos

Tap for Promo Visit site

Get Up To $100 Back In FanCash If Your Football Bet Loses for 15+ Gamedays In A Row

Used 9 Times Today

21+. New customers in AZ, CO, CT, DC, IA, IL, IN, KS, KY, LA, MA, MD, MI, NC, NJ, OH, PA, TN, VT, VA, WV, or WY. Must sign up by 9/30/25. Apply offer in bet slip; place $1+ American football cash wager w/ odds +300 or longer each Game Day. Wager must settle as loss to qualify for FanCash equal to the amount of losing wager (up to $100 FanCash per Game Day). Rewards expire 10/31/25. Terms, including FanCash terms apply-see Fanatics Sportsbook app. Gambling Problem? Call or Text 1-800-GAMBLER, 1-800-NEXT-STEP (AZ), 1-800-9-WITH-IT (IN), 1-888-532-3500 (VA).

Betting on baseball makes America’s pastime even more exciting, and all of the top sports betting apps in the country have awesome welcome offers that new customers can take full advantage of ahead of opening day.

Read on and find out everything you need to know about claiming these great offers today at the best sports betting sites!

Tap for Promo Visit site

Bet $10, Get $150 If You Win
Promo Code: BOOKIESBG150

Used 39 Times Today

•

Popular in New Jersey

Gambling problem? Call 1-800-GAMBLER (Available in the US) Call 877-8-HOPENY or text HOPENY (467369) (NY) Call 1-800-327-5050 (MA), 1-800-NEXT-STEP (AZ), 1-800-BETS-OFF (IA), 1-800-981-0023 (PR) 21+ only. Please Gamble Responsibly. See BetMGM.com for Terms. Subject to eligibility requirements. Bonus bets are non-withdrawable. In partnership with Kansas Crossing Casino and Hotel. This promotional offer is not available in DC, Mississippi, New York, Nevada, Ontario, or Puerto Rico.

BetMGM Bonus Code BOOKIES

The BetMGM Sportsbook bonus code allows new users to use the BetMGM bonus code BOOKIESB and get up to $1,500 with bonus code. Here’s how to get this deal:

1. Deposit $10 or more into your BetMGM account.
2. Place your first bet of $10 or more.
3. If your first bet wins, you’ll receive up to $1,500 in bonus bets.
4. Bonus bets are credited as three $50 bonus bets.
5. You’ll have 7 days to use your bonus bets.
6. Bonus bets come with a 1x rollover requirement.
7. Use bonus code: BOOKIES when signing up to claim this offer.

Tap for Promo Visit site

Bet $10, Get $150 If You Win
Promo Code: BOOKIESBG150

Used 39 Times Today

•

Popular in New Jersey

Gambling problem? Call 1-800-GAMBLER (Available in the US) Call 877-8-HOPENY or text HOPENY (467369) (NY) Call 1-800-327-5050 (MA), 1-800-NEXT-STEP (AZ), 1-800-BETS-OFF (IA), 1-800-981-0023 (PR) 21+ only. Please Gamble Responsibly. See BetMGM.com for Terms. Subject to eligibility requirements. Bonus bets are non-withdrawable. In partnership with Kansas Crossing Casino and Hotel. This promotional offer is not available in DC, Mississippi, New York, Nevada, Ontario, or Puerto Rico.

Caesars Promo Code BOOKIES20X

With the Caesars Sportsbook promo code BOOKIES20X, new customers can bet $1, double your winnings your next 20 bets code.

1. Sign up for a new Caesars account using promo code BOOKIES20X.
2. Deposit $10 or more into your account.
3. Place a $1 bet on any sport.
4. Receive 10 profit boost tokens, each doubling your winnings on bets up to $25.
5. Maximum additional winnings: $2,500 per token.
6. Profit boost tokens are valid for 14 days from the time they are credited.

Tap for Promo Visit site

Bet $1, Double Your Winnings Your Next 20 Bets
Promo Code: BOOKIES20X

Used 76 Times Today

•

Popular in New Jersey

Gambling problem? Call 1-800-GAMBLER (Available in the US) Call 877-8-HOPENY or text HOPENY (467369) (NY) Call 1-800-327-5050 (MA), 1-800-NEXT-STEP (AZ), 1-800-BETS-OFF (IA). 21+ only. Please Gamble Responsibly. Terms and conditions apply. Subject to eligibility requirements. Bonus bets are non-withdrawable. This promotional offer is not available in Mississippi, Nevada, Ontario, or Puerto Rico.

DraftKings Promo Code

The DraftKings Sportsbook promo code gives new customers the chance to bet $5 and get $200 in bonus bets instantly. Here’s how to claim this offer.

• Sign up for a new DraftKings account.
• Deposit $5 or more.
• Place a $5+ bet on any sport.
• Get $200 in bonus bets instantly, credited as eight $25 bonus bets.
• Use your bonus bets within 7 days.
• Bonus bets have a 1x rollover — easy to play through!

Tap for Promo Visit site

Bet $5, Get $200 in Bonus Bets INSTANTLY + Over $200 off NFL Sunday Ticket

Used 19 Times Today

•

Popular in New Jersey

GAMBLING PROBLEM? CALL 1-800-GAMBLER, (800) 327-5050 or visit gamblinghelplinema.org (MA). Call 877-8-HOPENY/text HOPENY (467369) (NY). Please Gamble Responsibly. 888-789-7777/visit ccpg.org (CT), or visit www.mdgamblinghelp.org (MD). 21+ and present in most states. (18+ DC/KY/NH/WY). Void in ONT/OR/NH. Eligibility restrictions apply. On behalf of Boot Hill Casino & Resort (KS). Fees may apply in IL. 1 per new DraftKings customer. $5+ first-time bet req. Get 1 promo code to redeem discounted NFL Sunday Ticket subscription and max. $300 issued as non-withdrawable Bonus Bets that expire in 7 days (168 hours). Stake removed from payout. Limited time offer. Terms: sportsbook.draftkings.com/promos. NFL Sunday Ticket: YouTube TV base plan (not included in this offer) required to watch NFL Sunday Ticket on YouTube TV. Subscription auto-renews yearly at then-current price (currently $378 for YouTube TV subscribers, or $480 for YouTube subscribers); cancel anytime. Terms, restrictions, embargoes and eligibility requirements apply. No refunds. Digital-only games excluded. Commercial use excluded. Addt’l terms: https://tv.youtube.com/learn/nflsundayticket/draftkings/. Offer ends 9/29/25 at 11:59 PM ET. Sponsored by DK.

FanDuel Promo Code

With the FanDuel promo code promo code, new customers get the chance to bet $5 and get $300 in bonus bets if their first bet wins. Here’s how to get this offer:

1. Create a new FanDuel account and deposit $5 or more
2. Bet $5 or more on any sport
3. If your first bet is a winner, you will get $300 in bonus bets
4. You can use the bonus bets in any denomination of your choosing
5. You get one week to use your bonus bets at FanDuel, and they come with a 1x rollover

Tap for Promo Visit site

Bet $5, Get $300 in Bonus Bets if Your Bet Wins!

Used 77 Times Today

•

Popular in New Jersey

Must be 21+ to participate. Gambling Problem? Call 1-800-GAMBLER or visit FanDuel.com/RG (CO, IA, KY, MI, NJ, OH, PA, IL, TN, VA, VT), 1-800-NEXT-STEP or text NEXTSTEP to 53342 (AZ), 1-888-789-7777 or visit ccpg.org/chat (CT), 1-800-9-WITH-IT (IN), 1-800-522-4700 or visit ksgamblinghelp.com (KS), 1-877-770-STOP (LA), visit www.mdgamblinghelp.org (MD), 1-800-522-4700 (WY), or visit www.1800gambler.net (WV). GamblingHelpLineMA.org or call (800) 327-5050 for 24/7 support (MA). Call 1-877-8HOPE-NY or text HOPENY (467369) (NY).

Fanatics Promo Code

The Fanatics Promo Code allows new customers in AZ, CO, CT, IL, IN, LA, MA, MD, MI, NC, NJ, OH, PA, TN, VA, and WV. In other states, you can bet and get up to $1,000 in no-sweat bets, and in NY, you can get a 300% profit boost token.

• Create a new Fanatics account (no promo code needed).
• Deposit at least $10 and place your first wager of $10 or more at -500 or longer odds (e.g., -300, +300).
• If your first bet loses, you will receive a bonus according to your state:

• AZ, CO, CT, IL, IN, LA, MA, MD, MI, NC, NJ, OH, PA, TN, VA, WV: up to $100 in bonus bets per day for the first three days (up to $300 total).
• Other states: up to $1,000 in no-sweat bets ($100 per day for 10 days).
• NY: a 300% profit boost token instead of bonus bets.

Tap for Promo Visit site

Get Up To $100 Back In FanCash If Your Football Bet Loses for 15+ Gamedays In A Row

Used 11 Times Today

21+. New customers in AZ, CO, CT, DC, IA, IL, IN, KS, KY, LA, MA, MD, MI, NC, NJ, OH, PA, TN, VT, VA, WV, or WY. Must sign up by 9/30/25. Apply offer in bet slip; place $1+ American football cash wager w/ odds +300 or longer each Game Day. Wager must settle as loss to qualify for FanCash equal to the amount of losing wager (up to $100 FanCash per Game Day). Rewards expire 10/31/25. Terms, including FanCash terms apply-see Fanatics Sportsbook app. Gambling Problem? Call or Text 1-800-GAMBLER, 1-800-NEXT-STEP (AZ), 1-800-9-WITH-IT (IN), 1-888-532-3500 (VA).

bet365 Promo Code BOOKIES

The bet365 Promo Code BOOKIES allows new customers to choose from a dual offer. New users can either bet $5, get $300, or get $1K 1st-bet. You can pick from either offer, but you can only choose one!

1. Use Promo Code: BOOKIES
2. Option 1 – Bet $5, Get $150 Bonus Bets:
3. Deposit $10 or more.
4. Place a minimum $5 bet on any sport.
5. Receive $150 in bonus bets, win or lose.
6. Option 2 – Risk-Free First Bet (up to $1,000):
7. Make your first bet.
8. If it loses, you’ll get back up to $1,000 in bonus bets.

Tap for Promo Visit site

Bet $5, Get $300 in Bonus Bets Win or Lose
Promo Code: BOOKIES

Used 25 Times Today

•

Popular in New Jersey

Must be 21+ to participate. Gambling problem? Call 1-800-GAMBLER (CO, IL, IA, KY, KS, LA, MD, NC, NJ, OH, PA, TN, VA). Call 1-800-NEXT-STEP (AZ). Call 1-800-9-WITH-IT (IN). Deposit required. Paid in Bonus Bets. Bets wager excluded from returns. New Customer only. T&Cs, time limits and exclusions apply. Code is for marketing/tracking purposes.

ESPN BET Promo Code BOOKIES

The ESPN BET promo code gives new users the chance to bet $10 and get $100 in bonus bets, Here’s how to claim the deal:

1. Create a new ESPN BET account and use the ESPN BET promo code BOOKIES
2. Deposit $10 or more and bet $10 or more on any sport
3. Win or lose, you will get $100 in bonus bets in the form of five $20 bonus bets
4. You get one week to use your bonus bets at ESPN BET, and the bonus bets come with a 1x rollover

Tap for Promo Visit site

Bet $10 Get $100
Promo Code: BOOKIES

Used 74 Times Today

•

Popular in New Jersey

Must be 21+ and present in AZ, CO, IA, IL, IN, KS, KY, LA, MA, MD, NC, OH, TN, or VA. Gambling Problem? Call 1-800-GAMBLER (CO, IL, KS, KY, LA, MD, NC, OH, VA). Call 1-800-NEXT-STEP (AZ). Call 1-800-BETS-OFF (IA). Call 1-800-9-WITH-IT (IN), Call (800)-327-5050 or gamblinghelplinema.org in MA. Call or text REDLINE: 800-889-9789 (TN).

About the Author

Adam Martin

More About Adam

A writer based out of Toronto, Adam Martin has covered professional sports, with an emphasis on sports gambling, for more than a decade, writing for such outlets as The Toronto Star and Sportsnet. He is an expert in UFC, while also covering NHL betting and the Stanley Cup.