Bonus amount: 260% welcome bonus + 35 free spins.Despite there being no current no deposit bonuses, there are a few other exciting bonuses that you can look forward to. However, this casino frequently offers no deposit bonuses, you’ll just need to keep checking the Promotions page to stay up to date with the bonuses and promotions. Top Silver Oak Casino Promo Codes & BonusesĪt the time of this writing, there aren’t any no deposit bonuses available. Despite this, we were quite disappointed to see that they don’t offer a sportsbook which in turn means that you won’t get any sports bonuses at Silver Oak. As you can see from the table above, Silver Oak offers a few great casino bonuses that can be used toward most of the games offered on their site.