Best Michigan Sportsbook Promos for October: Claim $4,000+ in MI Sports Betting Promos Today

New users can claim over $4,000 in welcome bonuses from Michigan sportsbook promos! Sign up and claim the best MI sports betting promos for the NFL, MLB Playoffs and additional games today!

Best Michigan Sports Betting Promos for October

Even if you're outside of Michigan, these sportsbook bonuses are available in most other states as well. 

Last Updated: October 17, 2025

Note that each of these top sportsbook apps offers a generous welcome bonus in Michigan. So learn below on how to claim each of these Michigan sports betting promos. 

Best Michigan Sportsbook Promos Ranked

Fanatics Sportsbook: Bet and Get Up To $2000 in No Sweat Bets FanCash

While there are no guarantees in sports betting, the Fanatics Sportsbook promo guarantees new bettors up to $2000 in FanCash just by betting up to $200 each day for 10 days. All you have to do is sign up as a new user and place a $10+ first bet each day to earn that same amount in FanCash each of those days. And all of that could go toward a new Lions jersey if you're rooting for the home team. 

Caesars Sportsbook: Bet $1, Double Your Winnings Your Next 20 Bets

It's rare that a $1 bet earns much, but that's not the case with the Caesars Sportsbook promo code ROTO20X. New players who sign up and win their first $1 wager will receive 20 100% profit boosts. That gives you the chance to double your dough at no additional cost to you, just in time for the NFL Season.

BetMGM: Bet $10, Get $150 If You Win

There's a great deal for bettors who use the BetMGM bonus code ROTOSPORTS. Doing so will get you $150 in bonus bets if your first bet of $5 wins, no matter the odds! Just make sure your first bet qualifies for this Michigan betting bonus, and from there the bonus bets are yours.

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DraftKings: Bet $5, Get $300 in Bonus Bets With a Win

The DraftKings promo code is a great welcome offer that multiplies your first bet by more than 60 times! Just sign up and place any $5 first wager to earn $300 in bonus bets if that bet wins. Note that you'll only unlock that bonus if your bet wins, so find a lock and the $300 is yours!

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

Just one win will help you earn big with the FanDuel promo code offer. New players who sign up and win their first $5 wager will receive $300 in bonus bets. What's great about this deal is that the bonus bets can be divided up to your liking, adding some great versatility to this offer from the sports betting industry leader.

BetRivers: 2nd Chance Bet Up To $500

BetRivers offers a great no-sweat bet as a welcome bonus. With the BetRivers bonus code, new users can place a first bet of up to $500, and if that first bet loses, BetRivers will reimburse that loss in bonus bets. 

How to Claim Michigan Sportsbook Promos

If you're a new customer who is at least 21 years old, you can sign up to claim any of the sportsbook promos in Michigan.

1. ✅ Choose a Michigan sports betting promo.
2. ✅ Sign up for a new account.
3. ✅ Enter your personal details and verify your account.
4. ✅ Enter our MI sportsbook promo code, if necessary.
5. ✅ Make a deposit. You will be able to deposit using payment methods like PayPal and credit cards.
6. ✅ Make a first qualifying bet.