By Tyler Everett
Copyright newsweek
Week 4 of the NFL season starts tonight with the Seattle Seahawks and Arizona Cardinals on Thursday Night Football, and this is a perfect opportunity for new users to win $300 in bonus bets with the FanDuel promo code offer.Click here and sign up before betting $5 on tonight’s game for your chance at the bonus bets.The important part of this offer is that you have to win your initial $5 bet. Luckily, there is no odds restriction for this wager, so you should be able to find an option that you feel good about winning.Tonight’s game brings some intrigue. Both of these teams sit at 2-1 and are looking to keep pace with the team they lost to in the San Francisco 49ers. Whether or not either of these teams chase down the 49ers in the NFC West, the winner of tonight’s game will have solidified a good start to the season.We will take you through some of the betting options you might want to consider for tonight’s game and also showcase some of the unique features new users can take advantage of with the FanDuel Sportsbook app.FanDuel Promo Code: Win $300 Seahawks-Cardinals Betting Bonus
FanDuel Promo Code
No Code Required
New User Offer
Risk $5, Receive $300 in Bonus Bets With a Win
In-App Promos
Seahawks-Cardinals TD Scorer Jackpot, Seahawks-Cardinals 50% Boost, CFB Profit Boost, Bet Protect, Daily Shuffle, Daily Boosts, etc.
Terms and Conditions
New Customers – 21+ in Eligible States
Bonus Last Verified On
September 25, 2025
Information Confirmed By
As noted above, you have to win your initial $5 bet to unlock the $300 in bonus bets. FanDuel Sportsbook has plenty of betting markets available for Seahawks-Cardinals, and alternate markets like the ones listed below might be good choices:
Kyler Murray 125+ passing yards (-1450)
Sam Darnold 150+ passing yards (-1200)
Marvin Harrison Jr. 15+ receiving yards (-1200)
Tory Horton 5+ receiving yards (-900)
Seahawks alt spread +26.5 (-50000)
Betting $5 on any of these markets will not give a large payout, but they will give you a great chance of winning the $300 in bonus bets. Once you find one you’re comfortable with, place your bet and wait for it to settle to see if you win the bonuses.In-App Offers For Seahawks-CardinalsFanDuel has two prominent offers running for tonight’s games. Let’s go through each of them along with some examples of betting markets that will qualify:
Seahawks-Cardinals $2 Million Jackpot: Bet on a player to score a touchdown in the game, win a share of $2 million in bonus bets if your player scores the first OR last touchdown. (Ex: Kenneth Walker III anytime touchdown scorer, Marvin Harrison Jr. anytime touchdown scorer, etc.)
Seahawks-Cardinals 50% Profit Boost: Get 50% profit boost for any bet that has odds of at least -200 for Seahawks Cardinals. (Ex: Cardinals moneyline, over 43.5 total points scored, etc.)
FanDuel Promo Code: How To Sign UpFollow these steps to get up and running with the FanDuel promo code offer:
Click here to go to the registration page
Enter basic identifying information (Legal name, address, email, phone number, etc.)
Use secure payment method for first deposit (Credit card, debit card, online banking, etc.)
Place your $5 bet on Seahawks-Cardinals and wait for it to settle to see if you win the $300 in bonus bets
If you win the bonuses, you will have one week to use them before they expire.Newsweek may earn an affiliate commission if you sign up through the links in this article. See the sportsbook operator’s terms and conditions for important details. Sports betting operators have no influence over newsroom coverage.
