The sporting action is coming thick and fast, and as we head into week 28 of 2025, there are plenty of sporting events to wager on, including the Tour de France, Soccer club friendlies, and International Cricket Test matches.
You can wager on these events at the best US sportsbooks. The good news is that the top sportsbooks have exclusive bonuses for all newcomers, and you can claim these welcome bonuses without any sportsbook promo codes. In this guide, we unpack the sign up bonuses from bet365, BetMGM and Caesars to claim for week 28 of 2025.
Our Top Sportsbook Pick This Season
Top New US Sportsbooks Bonuses for Week 28, 2025
Whether you are a newbie or a professional bettor, everyone enjoys receiving bonuses from sports betting sites. If you want to bet during week 28 of 2025, you can do so at top sites like bet365, BetMGM, and Caesars. All new players can sign up without promo codes by clicking the banners on this page. Below, we unpack the welcome bonuses at these sports betting sites.
😊 Bet365 – Get $150 in Bonus Bets When You Bet $5
bet365 is a household name in the sports betting industry, and all new players are welcomed with a Bet and Get welcome bonus. After signing up using the banner on this page, you can bet $5 and get $150 in bonus bets regardless of whether your qualifying bet wins or loses. New players must make an initial deposit of $10 or more within 30 days of registering and place a qualifying bet of $5 or more on any sports betting market at odds of -500 or greater. Once the bet is settled, you will receive up to $150 in bonus bets, which must be used within seven days.
| Sportsbook | Bonus offer | More info |
|---|---|---|
 | Bet $5 and Get $150 in Bonus Bets if you win or lose | Bet365 Review |
💰 BetMGM – Get Up to $1500 in Bonus Bets
BetMGM is a popular choice for sports bettors with diverse betting markets and bonuses. New players can get up to $1500 in bonus bets should their first bet lose. You can claim this bonus by signing up using the banner on this page and making a qualifying $10 deposit. If your losing qualifying bet is for less than $50, you will receive your bonus bet in one single bonus bet. However, if your qualifying losing bet is above $50, you will get five 20% individual bonus bets of up to $300 each. All bonus bets must be used within seven days.
| Sportsbook | Bonus offer | More info |
|---|---|---|
 | Up to $1,500 in Free Bets | BetMGM Sport Review |
🔥 Caesars – Bet $1 and Double Your Winnings on Your Next 10 Bets
Caesars has a unique welcome bonus for all new players in week 28 of 2025. When you sign up using the banner on this page and make a qualifying deposit of $10, you can claim ten 100% profit boost tokens. After making your deposit, you must place one real money wager of at least $1 to trigger the ten profit boosts. You will get the 100% boosts regardless of the outcome of your qualifying bet, and each 100% profit boost is worth up to $2500. The maximum wager for each profit boost token is $25 and must be used with minimum odds of -10,000 or greater.
| Sportsbook | Bonus offer | More info |
|---|---|---|
 | Bet $1, double your winnings on your next 10 bets | Caesars Sport Review |
Your Best Bet When Choosing a US Sportsbook
Gambling problem? Call 1-800-GAMBLER or 1-800-MY-RESET (Available in the US) 877-8-HOPENY or text HOPENY (467369) (NY) 1-800-327-5050 (MA), 1-800-BETS-OFF (IA), 1-800-981-0023 (PR). 21+ only. Please Gamble Responsibly. See BetMGM.com for Terms. First Bet Offer for new customers only (if applicable). Subject to eligibility requirements. Bonus bets are non-withdrawable. In partnership with Kansas Crossing Casino and Hotel. Promotional offers not available in Mississippi, Massachusetts, New York, Ontario, or Puerto Rico.
Comparing Week 28 Sportsbook Bonuses
All of the week 28 sportsbook bonuses are easy to claim without any promo codes and are available from the best sports betting sites. Each bonus can be triggered with a qualifying deposit and wager. Below is a table comparing the key bonus terms of each sportsbook bonus:
| Sportbook | Bonus Offer | Min. Deposit | T&C |
|---|---|---|---|
|
| Bet $5 and get $150 in bonus bets | $10 | ✓ Get up to $150 in bonus bets regardless of the outcome of your qualifying bet ✓ The qualifying bet must be $5 or more at odds of -500 or greater |
|
| Get up to $1500 in bonus bets | $10 | ✓ If your first bet loses you can get up to $1500 in bonus bets ✓ For the full bonus of $1500 you will get 5 x $300 bonus bets |
|
| Bet $1 and get ten (10) 100% profit boost tokens | $10 | ✓ Make a $1 real money wager and get 10 100% profit boost tokens ✓ The maximum wager for each profit boost token is $25 with minimum odds of -10,000 or greater |
Conclusion – There Are Plenty of Top Sportsbook Bonuses to Claim This Week!
The sportsbook bonuses covered are available to claim for week 28 of 2025 and can be used on all major sporting events, including the Tour de France and the Cricket Internationals. These offers are exclusive to new players, and you can claim your welcome bonus at bet365, BetMGM and Caesars by clicking the banners on this page. Enjoy your bonuses and the great sporting action!
Bet Smarter with This Standout Sportsbook
21+ New users only. Must register using eligible promo code. First bet after registration must qualify. Max. Bonus Bet: $1,000. Bonus Bet expires 14 days after receipt. Void where prohibited. See Caesars.com/promos for full terms. Gambling Problem? 1-800-GAMBLER (1-800-426-2537)
