Today's Best Sportsbook Odds Boosts and Promotions for September 17

The best FanDuel promos, DraftKings boosts, and more — from Covers' best U.S. betting sites.

Chris Gregory - Betting Analyst at Covers.com
Chris Gregory • Betting Analyst
Sep 17, 2025 • 12:10 ET • 3 min read
Today's best odds boosts. Buffalo Bills quarterback Josh Allen.
Photo By - Imagn Images. Buffalo Bills quarterback Josh Allen.

Finding the best sports betting value has become just a little bit easier, as most outlets routinely offer daily odds boosts and sportsbook promos on select markets.

It can be tedious to go to every different sportsbook and search for the best bonuses of the day, so we have you covered: We've compiled a list of the best boosts for Wednesday, September 17!

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Best DraftKings odds boost today

DraftKings

Get a 50% boost for one Dolphins/Bills SGP!

Best FanDuel odds boost today

FanDuel

Get a 50% boost for one Dolphins/Bills SGP!

Today's best sportsbook odds boosts and promotions

Book Promo Odds
DraftKings MLB 25% boost for one Rangers/Astros SGP! Bet Now
FanDuel SOCCER 30% profit boost for one Champions League bet Bet Now
bet365 MLB 30% boost for one MLB SGP Bet Now
bet365 WNBA 30% profit boost for one WNBA SGP Bet Now
BetMGM NFL Get stake back in bonus bets if your first TD pick scores the second TD of the game Bet Now
Caesars MLB Place 3+ leg SGP & win share of $400K in bonus bets if a no-hitter is thrown Bet Now

What are the best sites for sports betting?

Most betting sites will offer daily promotions and odds boosts, but it's best to use the top sites, which are safe and secure, offer a wide range of banking options, and give you a ton of markets for each game. Check out the best online betting sites in your region to find the best spots to claim daily sports betting odds boosts.

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Chris Gregory Covers.com
Betting Analyst

In his four years on the Covers editorial team, Chris Gregory has helped bolster the site’s golf and college football coverage. He brings a journalism and marketing background to his work as a Publishing Editor and can be found across our site covering the Masters, college football futures, and more.

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